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CASTLE ROCK SERVICES

Electrical in Castle Rock

Light Fixture Replacement — Standard Height, $175

See all 33 jobs

We coordinate the electrician. Electrical jobs for Denver-metro homes, booked online.

What Castle Rock requires

Code reference: Exempt work follows the Town’s adopted amendments to the 2024 International Residential Code (IRC) and International Building Code (IBC), per Ordinance No. 2026-017 (effective around June 30, 2026). Ord. No. 2026-017

See full local requirements ↓
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Electrical

Electrical jobs for Denver-metro homes, booked online

Jobs you can book online

Pick your job and choose a time.

Pay when you book. We confirm within 24 hours or refund you in full.

Emergency visits

  • Emergency Electrical — Outage or Hazard

    $229 visit fee — credited toward the work

    Confirmed within 2 hours or fully refunded.

    Priority response for partial or full power loss, burning smells, buzzing panels, or sparking devices — we make it safe first, then quote the fix.

    Pay when you book

    What's included

    Priority response for partial or full power loss, burning smells, buzzing panels, or sparking devices — we make it safe first, then quote the fix. The $229 emergency fee applies toward the repair.

Fixed-price jobs

  • Light Fixture Replacement — Standard Height

    Remove existing surface-mount or semi-flush light fixture and install customer-supplied replacement on existing ceiling or wall box, ceilings up to 10 ft.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Remove existing surface-mount or semi-flush light fixture and install customer-supplied replacement on existing ceiling or wall box, ceilings up to 10 ft. Includes disconnect, mounting, wiring to existing conductors, and function test. Assumes existing box is properly secured and wiring is in serviceable condition. Excludes new circuits, box replacement, fixtures over 25 lbs, and ceilings over 10 ft (see high-ceiling variant).

  • Ceiling Fan Install (Existing Wiring)

    Install a customer-supplied ceiling fan at an existing fan-rated box with existing switched wiring, up to 12-ft ceilings.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Install a customer-supplied ceiling fan at an existing fan-rated box with existing switched wiring, up to 12-ft ceilings. New circuits, boxes, or bracing are quoted separately.

  • Light Fixture Replacement — High Ceiling (10-16 ft)

    Replace existing light fixture on ceilings 10-16 ft using extension ladder or podium ladder, customer-supplied fixture.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Replace existing light fixture on ceilings 10-16 ft using extension ladder or podium ladder, customer-supplied fixture. Includes disconnect, mounting, wiring to existing conductors, and function test. Assumes existing box is secure, clear ladder access to the fixture location, and fixture under 35 lbs. Excludes ceilings over 16 ft, stairwell locations requiring scaffold (see chandelier staircase variant), box replacement, and new circuits.

  • Chandelier Hang — Standard Ceiling

    Assemble and hang customer-supplied chandelier up to 50 lbs on existing fan-rated or properly braced ceiling box, ceilings up to 12 ft.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Assemble and hang customer-supplied chandelier up to 50 lbs on existing fan-rated or properly braced ceiling box, ceilings up to 12 ft. Includes chain/downrod adjustment, wiring, canopy trim, and function test. Assumes existing box is rated for fixture weight; partial pre-assembly by homeowner welcome but not required. Excludes staircase/two-story installs, chandeliers over 50 lbs, box bracing upgrades, and lift rentals.

  • Electrical Panel & Load Evaluation (EV / Solar Readiness)

    Load calculation and panel inspection to determine capacity for EV charging, battery storage, or solar interconnection, with a written report of upgrade options and firm pricing.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Load calculation and panel inspection to determine capacity for EV charging, battery storage, or solar interconnection, with a written report of upgrade options and firm pricing. Panel upgrades and electrical repairs are not included.

  • Dryer Outlet Conversion — 3-Prong to 4-Prong

    Replace existing 3-prong (NEMA 10-30) dryer receptacle with a 4-prong (NEMA 14-30) receptacle where the existing cable contains a separate equipment ground or is 4-conductor (receptacle included), plus matching 4-prong…

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Replace existing 3-prong (NEMA 10-30) dryer receptacle with a 4-prong (NEMA 14-30) receptacle where the existing cable contains a separate equipment ground or is 4-conductor (receptacle included), plus matching 4-prong cord swap on the dryer if needed. Includes verification of conductor configuration and test. IMPORTANT ASSUMPTION: existing branch cable must have 4 conductors or an acceptable grounding path — verified on site; if the cable is 3-wire without ground, the conversion is not code-legal and the visit converts to a diagnostic with a quote for a new circuit run (excluded from this task).

  • Under-Cabinet Lighting — Plug-In System

    Mount customer-supplied plug-in LED under-cabinet lighting (up to 5 light bars or 20 linear ft of tape) under kitchen cabinets, with concealed wire routing along cabinet undersides and connection to an existing counter…

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Mount customer-supplied plug-in LED under-cabinet lighting (up to 5 light bars or 20 linear ft of tape) under kitchen cabinets, with concealed wire routing along cabinet undersides and connection to an existing counter receptacle. Includes clean cable management and dimmer/controller setup if included with the kit. Assumes an existing receptacle is within cord reach. Excludes cutting into walls or cabinets, hardwiring (see hardwired variant), and new receptacles.

  • Doorbell Transformer Upgrade

    Replace existing doorbell transformer with a 16V/30VA (or 24V as required) upgraded transformer to support video doorbells (transformer included).

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Replace existing doorbell transformer with a 16V/30VA (or 24V as required) upgraded transformer to support video doorbells (transformer included). Includes locating the existing transformer, swap at its existing junction point, chime bypass/power kit install if supplied with the doorbell, and voltage verification at the door. Assumes the existing transformer is accessible (furnace room, basement, closet, or attic within reach) and low-voltage wiring to the door is intact. Excludes running new low-voltage wire and troubleshooting broken buried bell wire — visit-quoted.

  • Show 14 more jobs
    • 3-Way Dimmer Conversion — Switch Pair

      Convert one existing 3-way switch pair to dimming control: install a 3-way-capable dimmer at one location and matching companion/3-way switch at the other, using existing traveler wiring (standard hardware included;…

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Convert one existing 3-way switch pair to dimming control: install a 3-way-capable dimmer at one location and matching companion/3-way switch at the other, using existing traveler wiring (standard hardware included; smart kits customer-supplied). Includes wiring identification, both device installs, plates, and full-circuit test from both locations. Assumes existing 3-way travelers are intact. Excludes 4-way (three-location) circuits and repairing miswired legacy circuits — quoted on site if found.

    • Ceiling Fan with Light Kit — Existing Fan-Rated Box

      Remove existing fan or fixture and install customer-supplied ceiling fan with attached light kit on an existing fan-rated box, ceilings up to 10 ft.

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Remove existing fan or fixture and install customer-supplied ceiling fan with attached light kit on an existing fan-rated box, ceilings up to 10 ft. Includes full assembly, light kit wiring, balancing, and testing fan and light functions on existing switching. Assumes fan-rated box and existing switch wiring; single-switch homes get fan/light on pull chains unless a remote kit is added. Excludes new switch legs, brace-box upgrades, and high ceilings.

    • Chandelier Hang — Staircase / Two-Story Foyer

      Assemble and hang customer-supplied chandelier in a staircase or two-story foyer up to 20 ft using ladder-jack/plank or podium system (equipment included).

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Assemble and hang customer-supplied chandelier in a staircase or two-story foyer up to 20 ft using ladder-jack/plank or podium system (equipment included). Two-person crew. Includes assembly, chain adjustment for proper hang height, wiring to existing box, and function test. Assumes existing box is fan/fixture-rated for the weight and stair or floor access permits safe staging. Excludes fixtures over 75 lbs, ceilings over 20 ft, powered lift rental, and structural box installation — those are visit-quoted.

    • Closet Light Code-Compliance Swap

      Replace non-compliant closet fixture (bare-bulb keyless, pull-chain incandescent) with a code-compliant enclosed LED fixture at the existing box location, maintaining required clearances from shelving per NEC 410.16…

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Replace non-compliant closet fixture (bare-bulb keyless, pull-chain incandescent) with a code-compliant enclosed LED fixture at the existing box location, maintaining required clearances from shelving per NEC 410.16 (standard LED flush fixture included, or customer-supplied). Includes wiring, mounting, and pull-chain-to-existing-switch retention as found. Assumes an existing box with power; if clearance requires relocating the box, that portion is visit-quoted. Excludes new switch legs and shelf modifications.

    • Exterior Outlet Weatherproof In-Use Cover Upgrade

      Upgrade one existing exterior receptacle with a code-compliant weatherproof in-use (bubble) cover and gasket, including a weather-resistant GFCI receptacle swap at that location if the existing device is not WR-rated…

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Upgrade one existing exterior receptacle with a code-compliant weatherproof in-use (bubble) cover and gasket, including a weather-resistant GFCI receptacle swap at that location if the existing device is not WR-rated (materials included). Includes sealing to siding/stucco surface and trip test. Assumes existing exterior box is intact and accessible at ground/ladder height up to 12 ft. Excludes new exterior outlet locations and box replacement.

    • Floodlight / Security Light Swap — Existing Box

      Replace existing exterior floodlight or motion security light with a customer-supplied unit (including camera floodlights) on the existing wall or eave box up to 16 ft ladder height.

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Replace existing exterior floodlight or motion security light with a customer-supplied unit (including camera floodlights) on the existing wall or eave box up to 16 ft ladder height. Includes weatherproof mounting, wiring, motion sensitivity/aim adjustment, and app pairing walkthrough for smart units on your Wi-Fi. Assumes existing switched or always-hot power at the box matches the new unit's requirements. Excludes new box locations, ceilings/eaves over 16 ft, and Wi-Fi network troubleshooting.

    • Garage LED Shop Lighting (Up to 4 Fixtures)

      Install up to four customer-supplied linkable LED shop lights on existing garage circuits with switching check.

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Install up to four customer-supplied linkable LED shop lights on existing garage circuits with switching check. New circuits are quoted on site.

    • Light Switch Relocation — Same Stud Bay

      Relocate one existing light switch vertically or a few inches horizontally WITHIN the same stud bay (e.g., raise/lower for accessibility or furniture clearance): cut in new old-work box, extend existing conductors with…

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Relocate one existing light switch vertically or a few inches horizontally WITHIN the same stud bay (e.g., raise/lower for accessibility or furniture clearance): cut in new old-work box, extend existing conductors with code-compliant splices, install device and plate, and blank-cover the old box. Assumes drywall interior wall, same stud bay only, and existing cable has enough slack or accepts an accessible junction. Includes rough drywall cut only — finish patch, texture, and paint are EXCLUDED. Crossing studs, fire-blocked bays, insulated exterior walls, and plaster walls are excluded and visit-quoted.

    • Line-Voltage Thermostat Swap (baseboard/wall heater)

      Replace existing 120V/240V line-voltage thermostat controlling electric baseboard or wall heater with a customer-supplied or standard programmable double-pole replacement at the same wall location.

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Replace existing 120V/240V line-voltage thermostat controlling electric baseboard or wall heater with a customer-supplied or standard programmable double-pole replacement at the same wall location. Includes load verification, wiring, and heat-cycle test. Assumes single heating zone at one existing thermostat location with serviceable wiring, and replacement is rated for the connected heater load. Excludes low-voltage HVAC thermostats, relocations, and multi-zone rewiring.

    • Motion Sensor Switch Installation (existing switch location)

      Replace an existing wall switch with an occupancy/vacancy motion sensor switch (standard unit included, or customer-supplied) for garages, laundry, closets, or baths.

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Replace an existing wall switch with an occupancy/vacancy motion sensor switch (standard unit included, or customer-supplied) for garages, laundry, closets, or baths. Includes wiring, sensitivity and timeout configuration, and test. Assumes single-pole location; neutral required for most units — confirmed at booking or a no-neutral-compatible model is used. Excludes 3-way sensor pairs and new switch locations.

    • Timer Switch Installation (existing switch location)

      Replace an existing switch with a programmable or countdown timer switch (standard unit included, or customer-supplied) for bath fans, exterior lights, or holiday circuits.

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Replace an existing switch with a programmable or countdown timer switch (standard unit included, or customer-supplied) for bath fans, exterior lights, or holiday circuits. Includes wiring, programming to your schedule, and walkthrough. Assumes a neutral conductor is present in the box for digital timers — if no neutral, a mechanical timer is installed instead or the task converts to a visit-quote. Excludes new switch locations.

    • Track Lighting Swap — Existing Track Location

      Remove existing track lighting and install customer-supplied replacement track system (up to 8 linear ft of track and 6 heads) fed from the existing ceiling box, ceilings up to 10 ft.

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Remove existing track lighting and install customer-supplied replacement track system (up to 8 linear ft of track and 6 heads) fed from the existing ceiling box, ceilings up to 10 ft. Includes live-end connector wiring, track mounting, head placement, aiming, and dimmer compatibility check. Assumes existing switched box powers the track from one feed point. Excludes multi-feed track layouts, monorail systems requiring remote transformers in new locations, and ceilings over 10 ft.

    • Under-Cabinet Lighting — Hardwired to Existing Switch

      Install customer-supplied hardwired LED under-cabinet fixtures (up to 5 fixtures) connected to an EXISTING switched under-cabinet circuit — i.e., replacing old hardwired under-cabinet lights or using an existing…

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Install customer-supplied hardwired LED under-cabinet fixtures (up to 5 fixtures) connected to an EXISTING switched under-cabinet circuit — i.e., replacing old hardwired under-cabinet lights or using an existing switched junction point at the cabinet run. Includes fixture mounting, interconnect wiring between units, and testing on the existing switch. Assumes switched power already exists at the cabinet run. Excludes fishing new switch legs through walls, new circuits, and backsplash/drywall repair — those are visit-quoted.

    • Whole-House Outlet & Switch Plate Refresh

      Replace up to 40 outlet and switch cover plates throughout the home with customer-supplied plates (or standard white included), straightening crooked devices, replacing stripped plate screws, and flagging any device…

      Pay when you book · morning (8–12) or afternoon (12–4)

      What's included

      Replace up to 40 outlet and switch cover plates throughout the home with customer-supplied plates (or standard white included), straightening crooked devices, replacing stripped plate screws, and flagging any device found damaged, hot, or loose in its box for a follow-up quote. Assumes plates only — devices themselves are not replaced under this task (see per-device replacement). Excludes homes over 40 plates (quoted as a second unit), oversized/goof-ring situations requiring drywall work, and painting.

Priced per item

  • Dimmer Switch Installation (per device, existing switch location)

    $65 each · $55 each for 7+ · $129 minimum visit

    Replace existing single-pole switch with customer-supplied or standard LED-compatible dimmer at an existing switch location.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Replace existing single-pole switch with customer-supplied or standard LED-compatible dimmer at an existing switch location. Add about 20 minutes per additional device. Includes removal, wiring, plate, and load compatibility check. Assumes existing box wiring is serviceable; smart dimmers requiring a neutral are covered only if a neutral is present in the box (see smart dimmer task). Excludes 3-way conversions (see pair task), new switch locations, and troubleshooting pre-existing circuit faults.

  • Fluorescent-to-LED Tube Retrofit (per fixture)

    $75 each · $65 each for 9+ · $129 minimum visit

    Retrofit existing fluorescent fixture to ballast-bypass (Type B) LED tubes: remove ballast, rewire sockets for direct-wire LED, install LED tubes and relabel the fixture (tubes and non-shunted sockets included for…

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Retrofit existing fluorescent fixture to ballast-bypass (Type B) LED tubes: remove ballast, rewire sockets for direct-wire LED, install LED tubes and relabel the fixture (tubes and non-shunted sockets included for standard 2- and 4-lamp, 4-ft fixtures). About 30 minutes each additional fixture. Assumes fixtures at or below 12 ft with serviceable housings. Excludes full fixture replacement, high-bay fixtures over 12 ft, and emergency-ballast fixtures.

  • GFCI Outlet Installation (per device, existing outlet location)

    $85 each · $75 each for 7+ · $129 minimum visit

    Replace existing standard receptacle with a GFCI receptacle (device included) at kitchen, bath, garage, laundry, or exterior locations.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Replace existing standard receptacle with a GFCI receptacle (device included) at kitchen, bath, garage, laundry, or exterior locations. About 25 minutes each additional device. Includes line/load identification, downstream protection labeling, and trip test. Assumes existing box depth accepts a GFCI body and wiring is serviceable; shallow-box replacements and dead-circuit troubleshooting are excluded and quoted on site.

  • Hardwired Smoke/CO Detector Swap (per unit)

    $55 each · $45 each for 9+ · $129 minimum visit

    Replace existing hardwired smoke or smoke/CO detectors with customer-supplied or standard interconnected replacements (10-year sealed units recommended) at existing ceiling/wall locations up to 10 ft.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Replace existing hardwired smoke or smoke/CO detectors with customer-supplied or standard interconnected replacements (10-year sealed units recommended) at existing ceiling/wall locations up to 10 ft. About 15 minutes each additional unit. Includes harness adapter wiring, mounting, and whole-house interconnect test. Assumes existing hardwired interconnect wiring is functional. Excludes new detector locations, battery-only installs, and troubleshooting dead interconnect circuits — visit-quoted.

  • Pendant Light Installation (per pendant)

    $95 each · $85 each for 6+ · $129 minimum visit

    Install customer-supplied pendant lights on existing ceiling boxes (e.g., over an island where pendants or recessed conversion boxes already exist).

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Install customer-supplied pendant lights on existing ceiling boxes (e.g., over an island where pendants or recessed conversion boxes already exist). Add roughly 30 minutes per additional pendant. Includes cord/rod length adjustment, wiring, and test. Assumes one existing switched box per pendant, ceilings up to 10 ft. Excludes new box locations, recessed-to-pendant converter kits not supplied, and new circuits.

  • Recessed Lighting Install (Per Fixture, Existing Circuit)

    $225 each · $195 each for 4–7 · $175 each for 8+ · $129 minimum visit

    Cut in and wire canless LED recessed fixtures on an existing switched circuit with accessible ceiling framing, priced per fixture.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Cut in and wire canless LED recessed fixtures on an existing switched circuit with accessible ceiling framing, priced per fixture. New circuits or insulated vaulted ceilings are quoted on site.

  • Smoke/CO Detector Install (Per Unit)

    $95 each · $75 each for 3–5 · $65 each for 6+ · $129 minimum visit

    Install customer-supplied or contractor-supplied (at cost) smoke and CO detectors, battery or existing hardwired base, priced per unit.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Install customer-supplied or contractor-supplied (at cost) smoke and CO detectors, battery or existing hardwired base, priced per unit. Helps meet Colorado sale and rental compliance requirements.

  • Switch or Outlet Replacement (per device, like-for-like)

    $50 each · $40 each for 11+ · $129 minimum visit

    Like-for-like replacement of worn, discolored, or loose standard switches or receptacles at existing locations (standard 15A/20A devices and plates included, or customer-supplied decor devices).

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Like-for-like replacement of worn, discolored, or loose standard switches or receptacles at existing locations (standard 15A/20A devices and plates included, or customer-supplied decor devices). Assumes existing wiring and boxes are serviceable copper; aluminum-branch-circuit remediation, backstab burn repairs, and device relocations are excluded and visit-quoted if discovered.

  • USB Combo Outlet Installation (per device, existing outlet location)

    $75 each · $65 each for 7+ · $129 minimum visit

    Replace existing receptacle with a USB-A/USB-C combo charging receptacle (device included) at an existing outlet location.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Replace existing receptacle with a USB-A/USB-C combo charging receptacle (device included) at an existing outlet location. Includes wiring, plate, and charge test. Assumes existing box depth accepts the deeper USB device body — confirmed on site; shallow boxes convert that location to a standard swap or visit-quote. Excludes new outlet locations.

Visit first, then quoted

  • Electrical Service Visit

    $129 visit fee — credited toward the work

    Licensed electrician troubleshoots circuits, panels, dead outlets, or flickering lights and quotes the fix before starting.

    Pay when you book · morning (8–12) or afternoon (12–4)

    What's included

    Licensed electrician troubleshoots circuits, panels, dead outlets, or flickering lights and quotes the fix before starting. The $129 trip fee applies toward approved work.

FREE PLANNING TOOLS

Both tools are free and take a couple of minutes — start in either one.

Local Service

Electrical jobs in Castle Rock, Colorado

Electrical jobs in Castle Rock and the surrounding Douglas County are booked online. We coordinate the electrician.

The build sequence for a Electrical project

Every project starts with a feasibility study; this trade is priced from the same assemblies.

  1. Electrical feasibility in Castle Rock
  2. How a Electrical project is estimated

Start a Electrical feasibility study

Permit Thresholds

Castle Rock permit thresholds

Code reference
Exempt work follows the Town’s adopted amendments to the 2024 International Residential Code (IRC) and International Building Code (IBC), per Ordinance No. 2026-017 (effective around June 30, 2026).Ord. No. 2026-017
Code reference
One-story detached accessory non-habitable structures (tool sheds, playhouses, etc.) ≤ 120 sq ft, ≥ 10 ft from the nearest occupiable structure.
Code reference
Fences ≤ 6 ft high (swimming pool barriers of any height are *not* exempt).
Code reference
Shingle repair or replacement not exceeding one square (100 sq ft) of covering per building.
Code reference
The adopted codes (2024 IRC/IBC and related) govern when alterations trigger permitting.
Code reference
See Title 15 of the Castle Rock Municipal Code (and amendments in Ordinance 2026-017) for the full adopted code language on work exempt from permit (primarily amending IRC R105.2 and equivalent IBC sections).Ord. 2026-017
Building use tax
5.2% applied to 50% of the project’s valuation (materials estimated at half the valuation).
Code reference
This comprises the Town’s 4.2% use tax rate + Douglas County’s 1% use tax rate.
Ord. No. 2026-017Source: crgov.com

Codes are amended regularly — verify current requirements with **The Town of Castle Rock Building Division (part of Development Services) issues residential building permits within the town limits.

Energy Code

Castle Rock energy code quick facts

Code reference
2021 International Energy Conservation Code (IECC), with local amendments, as adopted by Ordinance No. 2026-017 (adopted June 2, 2026; effective June 30, 2026), along with the Colorado Model Electric-Ready and Solar-Ready Code.Ord. No. 2026-017
Code reference
This applies to Castle Rock (Douglas County, Climate Zone 5B).
Code reference
The adoption aligns with state requirements for jurisdictions updating other building codes by the June 30, 2026 deadline.
Code reference
Specific local numeric amendments to prescriptive requirements (e.g., R-values, U-factors, or air-sealing thresholds for remodels/additions) are not detailed in publicly available sources beyond references to the base 2021 IECC tables/sections (such as Table R402.1.2 for insulation/fenestration and
Code reference
The adopting ordinance incorporates the 2021 IECC by reference with amendments thereto but does not appear to alter the core prescriptive values in available excerpts.
Ord. No. 2026-017Source: crgov.com

Codes are amended regularly — verify current requirements with **The Town of Castle Rock Building Division (part of Development Services) issues residential building permits within the town limits.

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What electrical work covers in the Denver metro

Electrical projects in the Denver metro include troubleshooting failed devices, adding circuits, lighting upgrades, panel and service changes, EV charger circuits, generator transfer equipment, and remodel rough-in for kitchens, baths, and additions. Commercial tenant work often adds lighting packages and coordination with other building systems. A municipally licensed Denver general contractor coordinates the overall project and the licensed specialty trades required for regulated electrical work. Cost is project-specific and depends on service size, panel condition, circuit count, access, and inspection requirements.

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Panels, capacity, and remodel sequencing

Many older Denver-metro homes need a capacity check before adding kitchen, HVAC, or EV loads. Panel space, grounding and bonding condition, and utility service size all affect whether a simple circuit add is enough or a service/panel upgrade is required. Remodel electrical usually roughs in before insulation and drywall, then finishes after paint. Final inspection should be planned into the close-out schedule.

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What buyers should prepare

Useful details include symptoms or goals (tripping breakers, remodel plans, EV charger, generator), panel photos if available, known aluminum wiring or prior partial rewires, and the city or county of the property. For commercial spaces, note suite boundaries and any building-required coordination.

Installed cost

Electrical: typical 800 sq ft basement, installed

Essential
$5,500 – $6,500
Premium
$6,500 – $8,000
Luxury
$8,000 – $9,500

Prices as of September 2026 · Castle Rock projects are priced on the same Denver-metro estimate.

See materials and what's included →

FAQ

Common questions

How much does Light Fixture Replacement — Standard Height cost in Castle Rock?

$175.

How do I book?

Press Book next to the job, pick a date and a morning (8–12) or afternoon (12–4) window, and pay in full. We confirm within 24 hours or refund you in full.

Can my panel support an EV charger or kitchen remodel?

It depends on service size, available breaker spaces, and existing loads. A site assessment should check capacity before ordering equipment.

How does electrical fit into a larger remodel?

Rough-in happens before walls close; device trim and finals happen after finishes. Coordinating that sequence with plumbing and HVAC avoids reopen work.

What information helps define an accurate electrical scope?

Goals or symptoms, panel photos, planned new loads, remodel drawings if any, and the city or county for permitting.

Service Area

Serving Castle Rock and Douglas County

We serve Castle Rock, CO and all surrounding Denver metro communities. Our team is based in Denver and operates throughout the Front Range, from Castle Rock to Longmont and everywhere in between. Contact us for a free estimate on your Castle Rock project.

How It Runs

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Verify

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