Building Setbacks & Zoning in Douglas County, CO (2026)
3 county-level rules, plus city-specific rules for 1 city in Douglas County, Colorado.
Verified from official government sources
Setback Rules
Douglas County's SR Suburban Residential district scales setbacks to lot size under Zoning Resolution § 1-712: a half-acre lot needs only a 5-foot side and 15-foot rear setback, while a lot an acre or larger needs 15 feet on the side and 25 on the rear. Every lot needs 100 feet from a regional or major arterial and from any 115 kV or larger power line.
Yard Setback Rules in Douglas County, Colorado
Some RestrictionsDouglas County Zoning Resolution § 1-712 (SR District)
§ 1-712. Minimum Setbacks. Lot Size / Setback From: Street (feet) / Side Lot Line (feet) / Rear Lot Line (feet) / 115 KV or greater power line (feet). 0.50 ac. or less: Regional or major arterial: 100 Other: 20 / 5* / 15* / 100. 1.0 acre or greater: Regional or major arterial: 100 Other: 25 / 15* / 25* Accessory: 15* / 100. *Schools and buildings within recreation areas shall be set back 50 fee...
Structure Height Limits
Douglas County's SR Suburban Residential district caps principal buildings at 35 feet and accessory buildings at 20 feet under Zoning Resolution § 1-714. Church spires, chimneys, antennas, water tanks, and similar rooftop features are exempt from the cap, though a spire cannot exceed 1.62 times the church's height and antennas cannot exceed their distance to the nearest lot line.
Building Height Limits in Douglas County, Colorado
Some RestrictionsDouglas County Zoning Resolution § 1-714 (SR District)
§ 1-714. Building Height. 1. Maximum building height: A. Principal building: 35 feet. B. Accessory building: 20 feet. 2. The maximum building height shall not apply to belfries, cupolas, penthouses or domes not used for human occupancy, roof-mounted church spires, chimneys, skylights, ventilators, water tanks, silos, parapet walls, cornices, antennas, utility poles and necessary mechanical appu...
Lot Coverage Limits
Douglas County's residential zoning does not set a single percent lot-coverage cap. Building bulk is controlled through setbacks, the 35-foot height limit, gross density, and detached-garage size caps (one garage up to 1,000 sq. ft. on lots under 1 acre).
Lot Coverage and Accessory Size Limits in Douglas County
Some RestrictionsDouglas County Zoning Resolution 703.04 (SR District)
For lots less than 1 acre in size - a maximum of 1 detached garage of no more than 1,000 sq. ft. in area is permitted.
Building Setbacks & Zoning by City in Douglas County
1 cities in Douglas County have their own building setbacks & zoning rules. Each link goes to that city's dedicated page with code citations.
All Douglas County ordinances
See every category we cover for Douglas County: parking, noise, fences, fires, animals, pools, and more.
Douglas County Ordinance Hub →