RH-1 Zone in Boulder, CO
RH-1 zoning district rules in Boulder, CO. Permitted uses, setbacks, height limits, and lot coverage requirements.
The RH-1 zone in Boulder, CO is a residential district (Single-Family Residential). Permits one dwelling unit per lot. Typically the most restrictive residential zone. Designed to preserve the character of established single-family neighborhoods. This zone requires a 15 ft front setback, 5 ft side setback, and 15 ft rear setback. Maximum building height is 40 feet (3 stories). Maximum lot coverage is 65%.
Common Permitted Uses
- Single-family homes
Permits one dwelling unit per lot. Typically the most restrictive residential zone. Designed to preserve the character of established single-family neighborhoods.
Setback Requirements
| Setback Type | Requirement |
|---|---|
| Front Setback | 15 feet |
| Side Setback | 5 feet |
| Rear Setback | 15 feet |
Boulder BRC. High Density Residential — near downtown Boulder and transit corridors.
Height Limits
- Max Height
- 40 feet
- Max Stories
- 3
Boulder BRC. High-density residential.
Lot Coverage
- Max Coverage
- 65%
Boulder BRC. High-density residential.
Parking Requirements
Single-family: 2 spaces per single-family dwelling per Boulder BRC. Tandem parking acceptable. Covered parking not required but practical given snow. Multi-family: 1–2 spaces per unit. Reduced near Boulder Bus Rapid Transit (SKIP, JUMP, BOUND) corridors. Boulder has one of Colorado's most extensive BRT networks.
Source: Boulder Revised Code Title 9, Section 9-8-5 — Accessory Units; Colorado Revised Statutes Title 29 (HB 24-1152 codification). Last verified April 6, 2026. View source