R-2 Zone in Huntsville, AL
R-2 zoning district rules in Huntsville, AL. Permitted uses, setbacks, height limits, and lot coverage requirements.
The R-2 zone in Huntsville, AL is a residential district (Two-Family Residential). Permits up to two dwelling units per lot (duplex). Allows slightly higher density than R-1 while maintaining low-density neighborhood character. 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 40% single-family / 35% two-family.
Common Permitted Uses
- Single-family homes
- Duplexes
Permits up to two dwelling units per lot (duplex). Allows slightly higher density than R-1 while maintaining low-density neighborhood character.
Setback Requirements
| Setback Type | Requirement |
|---|---|
| Front Setback | 15 feet |
| Side Setback | 5 feet |
| Rear Setback | 15 feet |
Huntsville Zoning Ordinance — R-2 allows duplexes and small multifamily.
Height Limits
- Max Height
- 40 feet
- Max Stories
- 3
Huntsville Zoning Ordinance.
Lot Coverage
- Max Coverage
- 40% single-family / 35% two-family
Maximum total building area: 40% of total lot area for single-family dwellings; 35% of total lot area for two-family dwellings.
Parking Requirements
Single-family: 2 spaces per single-family dwelling. Huntsville is auto-dependent — defense/aerospace commuters primarily drive. Multi-family: 1.5–2 spaces per unit. Huntsville's limited transit means parking is essential throughout the city.
Source: Huntsville Zoning Ordinance — Accessory Dwelling Unit provisions. Last verified April 6, 2026. View source