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FEDERAL HEIGHTS SERVICES

Federal Heights ADU / backyard cottage — local feasibility & estimate

ADU Feasibility Consultation, $350

Compare both studies

Exploring a backyard ADU in Federal Heights? Autotelic helps assess feasibility against lot, setbacks, HOA, and local rules—then provides a clear estimate and build path with one team. No fake zoning envelopes. No invented prices or license claims.

What Federal Heights requires

Code reference: Federal Heights, CO (Municipal Code Chapter 10, Article II, as amended by Ordinance No. 21-01, adopting the 2018 International Codes with local amendments) requires building permits for most residential remodel/alteration work, with limited exemptions. Ord. No. 21-01

See full local requirements ↓
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ADU / Backyard Cottage

Build an income-producing unit in your backyard

Book an ADU feasibility study

Two fixed-price studies, booked online before you pay for design: a site visit with a go/no-go read on your lot, or a written report you can take to a lender.

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

  • ADU Feasibility Consultation

    An on-site review of your lot against local ADU zoning, setbacks, and utility access.

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

    What's included

    An on-site review of your lot against local ADU zoning, setbacks, and utility access. You get a verbal go/no-go read plus a one-page summary of constraints and next steps.

  • ADU Feasibility Package

    Site visit plus a written feasibility report: local ADU zoning check, buildable envelope sketch, utility routing notes, and a preliminary budget.

    $475 deposit to book, the rest when the work is done · morning (8–12) or afternoon (12–4)

    What's included

    Site visit plus a written feasibility report: local ADU zoning check, buildable envelope sketch, utility routing notes, and a preliminary budget. A documented go/no-go you can take to a lender.

Studies for additions, custom homes and commercial space

FREE PLANNING TOOLS

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

Local Service

ADU / Backyard Cottage Services in Federal Heights, Colorado

Autotelic provides professional ADU / backyard cottage services throughout Federal Heights and the surrounding Adams County area. Accessory dwelling unit construction across the Denver metro — detached new builds, garage conversions, and basement conversions compliant with Colorado HB 24-1152. One veteran-owned design-build team runs the full Denver sequence under a single contract: zoning verification and concept design, municipal zoning and building permit reviews, then construction and inspections through certificate of occupancy. Whether you're in Federal Heights (north central Denver metro) or nearby communities, our team delivers quality workmanship, licensed and insured.

Permit Thresholds

Federal Heights permit thresholds

Code reference
Federal Heights, CO (Municipal Code Chapter 10, Article II, as amended by Ordinance No. 21-01, adopting the 2018 International Codes with local amendments) requires building permits for most residential remodel/alteration work, with limited exemptions.Ord. No. 21-01
Code reference
The city adopts the 2018 IBC, IRC (for residential), IEBC, and related codes (with amendments in Sec. 10-16 and 10-18).§10-16
Exempt work list (amended Sec. 105.2 of the codes)
Standard IRC/IBC exemptions are significantly restricted.§105.2
Code reference
The exemption for fences less than 7 feet high.
Code reference
The city uses the 2018 codes’ general framework for when work requires permitting.
Code reference
Fees (per city Building Permit Fees page and Municipal Code Sec. 10-17):§10-17
Building permit fee
Based on total project valuation (labor + materials); tiered schedule applies (examples): $1–$500 = $23.50; $501–$2,000 = $23.50 + $3.05 per additional $100 (or fraction) up to $2,000; higher tiers up to $1M+ with decreasing per-$1,000 rates.
Plan review fee
65% of the building permit fee (waived for certain simple projects like water heaters/furnaces/roofing without plan review; collected upfront for valuations > $25,000).

Codes are amended regularly — verify current requirements with **The City of Federal Heights Building Department issues residential building permits.

Zoning & ADU

Federal Heights zoning & ADU quick facts

R-1 — Front Setback (min)
25'R-1
R-1 — Side Interior Setback (min)
10'R-1
R-1 — Side Setback Abutting Street (min)
15'R-1
R-1 — Rear Setback (min)
10'R-1
R-1 — Building Height (max)
25'R-1
R-1 — ADU Allowed
yesR-1
R-1 — ADU Max (sf)
800R-1
R-1 — ADU Height (max)
25'R-1
Federal Heights Municipal Code Ch. 70 + Ord. 25-07 R-1 setback standards (official R-1/R-5 plot plans + Ord. 25-07 §70-922 / §70-926) — effective 2025-07-01Source: fedheights.org

Codes are amended regularly — verify current requirements with **The City of Federal Heights Building Department issues residential building permits.

A recent build

Backyard ADU in Denver

Denver · 2026

Status
Under construction — 2026
Managed on
Buildbot — Autotelic’s own PM platform
  • Architecture, site plans, and full MEP design completed in-house
  • Permits pulled — electric and plumbing rough-ins permitted and underway
  • Spray-foam insulation and exterior work in progress
  • First project managed end-to-end on Buildbot, Autotelic’s construction-PM platform

A ground-up backyard ADU in Denver — designed, permitted, and now under construction by Autotelic, and the first project managed end-to-end on Buildbot, Autotelic’s own construction-management platform.

Energy Code

Federal Heights energy code quick facts

Code reference
2018 IECC (no local amendments noted; kept as the 2018 edition when the city adopted the 2021 ICC codes effective April 15, 2023).
Code reference
Federal Heights explicitly retained the 2018 International Energy Conservation Code for energy requirements rather than updating it alongside other 2021 ICC codes (per city website and related ordinances such as those referenced in the 2023 adoption process, e.g., Ordinance No. 23-02 context).Ord. No. 23-02
Code reference
Federal Heights is in Climate Zone 5B.
Code reference
Key prescriptive requirements (from 2018 IECC, applicable to remodels/additions/alterations where triggered; no local amendments identified):
Ceiling/attic insulation
R-49 (Table R402.1.2).
Wood-frame wall insulation
R-20 cavity or R-13 cavity + R-5 continuous insulation (Table R402.1.2).
Floors over unconditioned space
R-30 (Table R402.1.2).
Air leakage
Building or dwelling unit tested and verified to ≤ 3 ACH50 (or per applicable table/zone provision in R402.4.1.2; exact threshold follows 2018 base code for CZ 3–8).

Codes are amended regularly — verify current requirements with **The City of Federal Heights Building Department issues residential building permits.

Service Area

Serving Federal Heights and Adams County

We serve Federal Heights, 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 Federal Heights project.

FAQ

ADU feasibility FAQ

How much does ADU Feasibility Consultation cost in Federal Heights?

$350.

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 I build an ADU on my lot?

It depends on lot size, setbacks, HOA rules, and Federal Heights’s code. Autotelic helps assess feasibility—we do not invent zoning envelopes or guarantee permit outcomes.

Is the online sizing tool a permit determination?

No. Lot-aware sizing on /adu/ is illustrative only and is not a permit determination. A clear estimate and local review come next.

What happens after I start an estimate?

You move from feasibility into a clear estimate with the same design-build team, then permit coordination and build with a licensed Denver-metro crew when you proceed.

What will an ADU cost?

The lot lookup is free. Our ADU cost page shows planning ranges for a detached backyard cottage; your lot, utility connections and finishes affect the price. Start an estimate for your project, or call (720) 287-7958 to talk it through. A fixed-price build proposal comes after feasibility.

How long does an ADU project take?

First we check your lot and agree on the scope. Then come design and drawings, city permit review, and construction with inspections. Your lot, utility connections, design changes and the city’s review schedule affect the timing. Your proposal includes a project-specific schedule before you commit to the build. A consultation booking is the first planning conversation, not a construction start date.

Who builds the ADU?

Autotelic’s local design-build team takes your project from the first concept through an estimate, permits and construction. You have one team to talk to along the way.

Do you handle ADU permits and inspections?

Yes — ADU permitting is municipal, and we manage zoning review, permit application, and every inspection through certificate of occupancy.

Detached, attached, or garage conversion — which is right?

Each has different zoning, cost, and site implications. We design all three and recommend based on your lot, budget, and how you plan to use the unit.

How small a lot can support an ADU?

Smaller than most people assume — many Front Range single-unit lots that owners write off can carry a detached unit, and each city sets its own minimum lot size, setbacks, and building coverage. Whether your district’s standards leave room for a backyard cottage — or point you toward a garage or basement conversion instead — is exactly what the feasibility check answers for your address.

What is the ADU permit process?

Two municipal reviews run in order: a zoning review confirming the unit fits your district’s standards, then a building permit review of the construction documents, with inspections during the build and a certificate of occupancy at the end. Colorado HB 24-1152 now requires most Front Range municipalities to allow ADUs on single-unit lots, and we confirm how your city implements it as the first step of feasibility.

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