U-SU-B1 Zone in Denver, CO
U-SU-B1 zoning district rules in Denver, CO. Permitted uses, setbacks, height limits, and lot coverage requirements.
The U-SU-B1 zone in Denver, CO is a residential district. This zone requires a 20 ft front setback, 5 ft side setback, and 20 ft rear setback. Maximum building height is 35 feet (3 stories). Maximum lot coverage is 50%.
Setback Requirements
| Setback Type | Requirement |
|---|---|
| Front Setback | 20 feet |
| Side Setback | 5 feet |
| Rear Setback | 20 feet |
U-SU-B1: Urban Single-Unit zone with 1,500 sqft minimum lot. DZC Article 4.
Height Limits
- Max Height
- 35 feet
- Max Stories
- 3
U-SU-B1 zone. DZC Article 4.
Lot Coverage
- Max Coverage
- 50%
U-SU-B1 zone. DZC Article 4. Smaller minimum lot size allows higher coverage percentage.
Parking Requirements
Single-family: 1 off-street parking space per dwelling unit in most single-family zones per Denver Zoning Code Article 10. Properties within 0.25 miles of a high-frequency transit stop may qualify for parking reduction or waiver per Colorado HB 24-1152. Multi-family: Varies by zone — typically 1 space per unit in LU zones. Denver has reduced parking minimums in Urban Center and transit-oriented development areas. Downtown and Union Station area: no parking minimum for multifamily. LU zones near RTD stations: reduced minimums.
Source: Denver Zoning Code Article 4 — Residential Zone Districts; Colorado Revised Statutes Title 29 Article 20 (HB 24-1152 codification). Last verified April 5, 2026. View source