Buffalo Zoning & Land Use Guide
Editor-verified· 2026-05-24
Last updated: Verified:
Key Zoning Facts
Regulatory Layers That Apply in Buffalo
Your property is subject to ALL of these regulatory layers. Each one can impose additional requirements beyond the others.
Federal
- FEMA Flood Zones: Applicable
- View FEMA Flood Map
State — New York
- Building Code: NY State Uniform Fire Prevention and Building Code (2020 IBC)
County — Erie County
- Role: Property records, tax assessment, unincorporated area planning
City / Municipal
The city's zoning ordinance, building codes, and local permits form the primary layer of land-use regulation for your property.
Overlay Districts
No overlay districts identified.
Private Restrictions
- HOA / CC&Rs common: Yes
- Check HOA CC&Rs for additional restrictions.
Primary Zoning Districts
N-1SSingle-Family Residential
- Min Lot
- 5,000 sq ft
- Max Height
- 35 ft
- Front Setback
- Average of block
- Side Setback
- 5 ft
- Rear Setback
- 25 ft
N-2RMixed Residential
- Min Lot
- 2,500 sq ft per unit
- Max Height
- 45 ft
- Front Setback
- Average of block
- Side Setback
- 5 ft
- Rear Setback
- 25 ft
N-1CNeighborhood Center
- Min Lot
- None
- Max Height
- 45 ft
- Front Setback
- 0 ft (build-to-line)
- Side Setback
- 0 ft
- Rear Setback
- 15 ft
ADU Rules in Buffalo
ADUs:Allowed
- Max Size
- 800 sq ft
- Max Height
- 20 ft
- Rear Setback
- 5 ft
- Side Setback
- 3 ft
- Parking
- No additional parking required
- Owner Occupancy
- Required for one unit
- Permit Timeline
- 6-10 weeks
Permit Costs & Timelines
Permit Costs & Timelines
Specific permit fee schedules for Buffalo are available from the local planning department. Fees vary based on project type, scope, and valuation.
Check Buffalo permit fees →Official Sources
City-specific
Frequently Asked Questions
Can I build an ADU in Buffalo?
Yes. Buffalo's Green Code allows accessory dwelling units in residential zones, subject to size limits, setback requirements, and owner-occupancy of one unit. No additional parking is required.
What zones allow multi-family housing in Buffalo?
Multi-family housing is permitted in N-2R, N-3R, N-4-30, N-4-50, and several mixed-use zones under the Green Code.
Disclaimer: The information on this website is provided for general informational purposes only and does not constitute legal, financial, or professional advice. Zoning codes and building regulations change frequently. Always verify current requirements with your local planning department and building authority before making any decisions.