Adams County, CO Building Setbacks & Zoning: Structure Height Limits (2026)
Key Facts
- R-1-C / R-2 dwelling
- 25 feet
- R-1-C / R-2 accessory
- 16 feet
- R-3 / R-4 principal
- 35 feet
- A-1 / A-2 dwelling
- 35 feet
- Farm structures
- Up to 70 feet
Summary
In unincorporated Adams County, dwellings in the R-1-C and R-2 districts are capped at 25 feet, and accessory structures at 16 feet. Agricultural (A-1/A-2) dwellings may reach 35 feet, with farm structures up to 70 feet.
The maximum height of dwellings in a Residential-1-C District shall be twenty-five (25) feet.
Full Breakdown
Adams County DSR Section 3-13 caps the maximum height of dwellings in the R-1-C District at 25 feet and accessory structures at 16 feet; R-2 (Section 3-14) is identical. In the higher-density R-3 and R-4 districts, principal structures may reach 35 feet with 16-foot accessory structures. Agricultural-1 and Agricultural-2 dwellings and accessory structures are capped at 35 feet, while agricultural (farm) structures may reach 70 feet, except on subdivision-platted lots where the max is 25 feet. Height is measured to the highest point of the structure. Incorporated cities apply their own height limits.
Violations & Fines
A structure exceeding the district height limit is a zoning violation requiring a height variance (Board of Adjustment) or reduction. County zoning violations are enforced under CRS 30-28-124.
Frequently Asked Questions
How tall can a house be in unincorporated Adams County?
Can agricultural buildings be taller?
Sources & Official References
Other rules in Adams County
Compare Adams County to another location·View the Colorado building setbacks & zoning overview
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