Building Setbacks & Zoning in Centennial, CO (2026)
3 verified building setbacks & zoning rules for Centennial, Colorado, sourced directly from the municipal code and official government pages.
Verified from official government sources
Setback Rules
Centennial's Land Development Code sets zone-specific yard setbacks in Table 12-3-301A; the NC 9 single-family district requires a 20 ft. front and street-side setback, 5 ft. interior side, and 20 ft. rear.
Centennial Residential Setback Minimums
Some RestrictionsCentennial Municipal Code § 12-3-301(B); Table 12-3-301A (NC 9 district)
NC 9 | Single Family Detached | See Table 12-2-201B | See Table 12-2-201B | 20 ft. | 10 ft. | 5 ft. | 16 ft. | 20 ft. | 30% | 30 ft. [Table 12-3-301A columns: Zone District | Permitted Housing Typologies | Minimum Lot Area | Minimum Lot Width | Front Setback | Street Side Setback | Interior Side | Total Side Setback | Rear Setback | Building Coverage Ratio | Height]
Structure Height Limits
Centennial measures building height from the average grade at the front building line to the roof's highest midpoint or top parapet; maximum heights range from 30 ft. in most NC districts up to 70 ft. in some NI subdistricts.
Centennial Building Height Limits
Some RestrictionsCentennial Municipal Code § 12-3-204(A)(1)
Building height is measured from the average existing grade across the front building line ("point of measurement"), measured at major corners of the building, to: a. The highest midpoint of sloped roof systems; or b. The top of the highest parapet of flat roof systems.
Lot Coverage Limits
Centennial caps building coverage ratio, building footprint divided by lot area, by zoning subdistrict under Table 12-3-301A, ranging from 20% in NC 2A up to 60% for Single Family Detached-Cottage lots.
Centennial Max Lot Coverage Rules
Some RestrictionsCentennial Municipal Code § 12-3-205(A)-(B)
A. Building Coverage. Building coverage is the total of indoor floor areas taken on a horizontal plane at the main grade level of the principal building and all accessory buildings. It does not include such appurtenances as open porches, terraces, decks, driveways, and steps. All dimensions are measured between the exterior faces of building walls. B. Building Coverage Ratio. Building coverage ...
Looking for Arapahoe County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Centennial city rules.
Building Setbacks & Zoning in Arapahoe County →