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LONGMONT SERVICES

Masonry in Longmont

Licensed masonry services for Longmont and Boulder County. Timeless brick, block, and stone.

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Masonry

Timeless brick, block, and stone

Local Service

Masonry Services in Longmont, Colorado

Autotelic provides professional masonry services throughout Longmont and the surrounding Boulder County area. Brick veneer, CMU block, stone masonry, and retaining walls for structural and decorative applications. Whether you're in Longmont (north Boulder County) or nearby communities, our team delivers quality workmanship backed by Colorado licensing and full insurance coverage.

Permit Thresholds

Longmont permit thresholds

Code reference
The City of Longmont has adopted the 2024 International Codes, including the International Residential Code, effective July 1, 2026.
Code reference
Retaining walls over 48 inches.
Code reference
Accessory buildings over 120 square feet.
Code reference
Accessory buildings 120 square feet or less in floor area, though it is recommended to secure them against wind damage, and they must still meet setback requirements.
Code reference
Fencing below certain heights (commonly 6 feet).
Foundations
For one-story accessory structures greater than 120 square feet, foundations must be designed by a Colorado-licensed engineer, and the drawings must be stamped and sealed by that engineer.
Code reference
The City of Longmont enforces the 2024 International Codes, which became effective on July 1, 2026, along with the Metro Cohort Model Code.
Code reference
The Longmont Municipal Code incorporates by reference the International Residential Code for One and Two-Family Dwellings, 2021 Edition, including various appendix chapters.

Codes are amended regularly — verify current requirements with **The City of Longmont Building Services (Building Inspection division) issues residential building permits.

Energy Code

Longmont energy code quick facts

Code reference
2024 IECC (Metro Cohort Model Code based on the 2024 International Energy Conservation Code, with local/regional amendments), effective July 1, 2026.
Code reference
Longmont adopted the 2024 International Codes (including the energy code) along with the Metro Cohort Model Code (MCMC, based on the 2024 IECC with regionally aligned amendments) via Ordinance O-2026-29 (adopted ~June 9, 2026; see Municode Chapter 16.22 for the energy conservation code adoption).Ordinance O-2026-29
Code reference
This aligns with Colorado state requirements for jurisdictions updating codes around this period (must meet or exceed 2021 IECC + electric/solar-ready provisions, with amendments not reducing stringency).
Code reference
Longmont follows its policy of adopting each new IECC version; it is not the Denver Green Code or Energize Denver program.
Code reference
Longmont is in IECC Climate Zone 5B.
Key prescriptive requirements (from the adopted 2024 IECC/MCMC base provisions,
Key prescriptive requirements (from the adopted 2024 IECC/MCMC base provisions, applicable to additions and alterations per the IECC scope for new construction elements in remodels/additions) relevant to remodels/additions in CZ 5B include (specific MCMC amendments may modify details; always verify
Ceiling/attic insulation
R-49 (or equivalent U-factor per Table R402.1.2/R402.1.3).
Adopting ordinance/reference
MCMC/2024 IECC Table R402.1.2 (or R402.1.3 component performance alternative) as adopted in Longmont Municipal Code Chapter 16.22.
Ordinance O-2026-29Source: longmontcolorado.gov

Codes are amended regularly — verify current requirements with **The City of Longmont Building Services (Building Inspection division) issues residential building permits.

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What masonry work covers

Masonry projects in the Denver metro include brick and stone repair, repointing, chimney rebuilds or caps, block walls, and new veneer tied to building framing. Outdoor steps, columns, and kitchen bases are common residential add-ons. Commercial work may include veneer repairs on street-facing elevations. A municipally licensed Denver general contractor coordinates masonry packages and related specialty trades when structural ties, flashings, or chimney liners are involved. Cost is project-specific and depends on access, matching materials, and whether work is repair or rebuild.

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Front Range moisture and freeze-thaw

Freeze-thaw cycles and wind-driven rain stress mortar joints, chimney crowns, and missing weeps. Through-wall flashings and drainage details often matter more than surface appearance. Matching older brick or stone can constrain repair approaches.

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Permits and who coordinates the work

Structural masonry, many new walls, and chimney work with structural changes typically need building permits through City and County of Denver Community Planning and Development (or the local building department). Landmark Preservation may review exterior masonry on designated landmarks and historic-district properties when permits are required. Cities and counties license general contractors. Colorado has no statewide general contractor license. Autotelic acts as a municipally licensed Denver general contractor and coordinates licensed specialty trades when regulated work is part of the package.

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What buyers should define early

Repair versus rebuild goals, chimney use (decorative vs active flue), known leaks, and whether matching salvage brick is available. Photos of failed joints, spalls, and caps help scope the first visit.

FAQ

Common questions

Do masonry repairs need a Denver building permit?

Minor repointing may not, but structural rebuilds, new walls, and many chimney structural changes typically do. Confirm with CPD before starting.

Who handles masonry permits and licensing?

A municipally licensed Denver general contractor coordinates the project and licensed specialty trades when needed. Colorado has no statewide general contractor license.

Why is my chimney spalling?

Water entering failed crowns or joints, then freeze-thaw, is a common Front Range pattern. Caps, flashings, and liners should be checked together.

Can new brick match my 1920s home?

Sometimes with salvage or careful blending. Exact matches are not always available; review samples on site before large rebuilds.

What information helps define an accurate masonry scope?

Photos of damaged areas, chimney use, landmark/HOA status, and the city or county for permitting.

Service Area

Serving Longmont and Boulder County

We serve Longmont, 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 Longmont project.

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