RM-3-7 Zone in San Diego, CA
RM-3-7 zoning district rules in San Diego, CA. Permitted uses, setbacks, height limits, and lot coverage requirements.
The RM-3-7 zone in San Diego, CA is a residential district (Residential Mixed Density). Permits a range of residential density from single-family through multi-family, often applied in transition areas between low-density and higher-density zones. 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 55%.
Common Permitted Uses
- Single-family homes
- Duplexes
- Small apartment buildings
Permits a range of residential density from single-family through multi-family, often applied in transition areas between low-density and higher-density zones.
Setback Requirements
| Setback Type | Requirement |
|---|---|
| Front Setback | 15 feet |
| Side Setback | 5 feet |
| Rear Setback | 15 feet |
San Diego LDC. RM-3-7 = Residential Multiple Unit, 7,000 sqft minimum lot. Larger apartment/condo development setbacks.
Height Limits
- Max Height
- 40 feet
- Max Stories
- 3
San Diego LDC. Standard apartment zones — 40 ft maximum height.
Lot Coverage
- Max Coverage
- 55%
San Diego LDC. Moderate-density residential allows 55% coverage.
Parking Requirements
Single-family: 2 covered spaces per single-family dwelling in RS zones. Garage required for most single-family zones. Per SD LDC Section 142.0530. Multi-family: 1.5 spaces per unit for studios/1BR; 2 spaces per unit for 2BR+ in most RM zones. Reduced requirements near transit. LDC Section 142.0530. Complete Communities Housing Plan areas have reduced or eliminated minimums.
Source: San Diego Land Development Code Section 141.0302; California Government Code Chapter 13 §§66314–66333 (Stats. 2024 Ch. 7 §20). Last verified April 5, 2026. View source