County building permit guide
Erie County, New York building permits — complete guide (2026)
Erie County is home to Buffalo and its revitalized suburbs. Affordable prices relative to downstate make it one of New York's most active construction markets. Heavy snow loads are a critical structural consideration — Buffalo averages 95+ inches of snowfall annually with extreme lake-effect events.
Avg cost: $100–$500
Processing: 2–5 weeks
~8K permits/yr
~950K residents
$100–$500Avg permit cost
2–5 weeksProcessing time
8,000Permits/year
PartialADU-friendly
Ready to apply for your Erie County, New York permit?
No county building dept for municipalities. City of Buffalo, towns of Amherst, Cheektowaga, Hamburg, Clarence each handle their own.
Apply for permits ↗
Erie County, New York Building Department
Varies by municipality
Municipal building departments (no county dept)
(716) 858-8526 (Erie County)
Mon–Fri 8:30am–4:30pm ET
95 Franklin St, Buffalo, NY 14202 (Erie County)
Municipal portals
Extreme snowfall (95+ in/yr average). All construction must meet NYS snow load requirements. Frost depth footings to 48 inches below grade required.
Permit fees — Erie County, New York, 2026
| Permit type | Fee range | Processing | Notes |
|---|---|---|---|
| New Construction | $400–$1,500 | 3–6 weeks | Snow load + frost depth design required; affordable fees |
| Room Addition | $200–$900 | 2–5 weeks | Snow load engineering; frost footings to 48 in |
| Roofing | $75–$300 | 1–2 weeks | Heavy snow loads require structural assessment for flat/low-slope |
| HVAC | $75–$250 | 1–2 weeks | High heating demand; most common permit type |
| Electrical | $75–$250 | 1–2 weeks | Licensed master electrician required |
| Plumbing | $75–$250 | 1–2 weeks | Licensed master plumber required |
| Deck | $100–$400 | 2–3 weeks | Frost footings required; snow load on deck surface |
| Pool | $200–$700 | 3–5 weeks | Short season; barrier fence required |
| ADU | $200–$800 | 3–6 weeks | Growing demand; check local zoning |
| Solar | $75–$250 | 1–2 weeks | Snow shedding + structural review for panels |
How to get a permit in Erie County, New York
1
Find your local building dept
City of Buffalo, and towns of Amherst, Cheektowaga, Hamburg each have their own departments. Erie County covers unincorporated areas.
2
Snow load review
All structural projects require snow load design per NYS. Upstate design values are 40–70 psf depending on location.
3
Frost depth
48 inches below grade required for all footings. This affects foundation cost but is non-negotiable.
4
Submit application
Affordable permit fees — one of the lowest in NYS. Most municipalities have online or in-person submission.
5
Energy code
Heating-dominant climate. NYS Energy Code requires high R-values. Blower door testing required for new construction.
6
Inspections
Foundation, framing, rough-in, and final. Buffalo has online inspection scheduling.
Jurisdictions within Erie County, New York
Special zone requirements
Lake-Effect Snow Zone
Southern Erie County
Among the heaviest snowfall in the US. Structural snow loads 50–70 psf. Roof design critical.
Lake Erie Waterfront
Buffalo waterfront
DEC permits for waterfront construction. Flood zones along lake shoreline.
Historic Districts
City of Buffalo
Extensive historic architecture. Preservation review required in designated neighborhoods.
Frequently asked questions — Erie County, New York
How much snow load must buildings handle?
Buffalo area design snow loads range from 50–70 psf depending on location and roof type. This is among the highest in the continental US. All structural plans must account for this.
Are permit fees really affordable?
Yes — Erie County and its municipalities have some of the lowest permit fees in New York State. A room addition that costs $500+ in permits downstate may cost $150–$300 in the Buffalo area.
What is the frost depth requirement?
48 inches below grade for all footings. This is mandatory for all structures with footings — decks, additions, garages, and new homes. No exceptions.
Does Erie County have a building department?
Erie County Building Department covers unincorporated areas of the county. Incorporated municipalities (Buffalo, Amherst, Cheektowaga, etc.) each have their own building departments.
US Census Bureau BPS 2024 · City of Buffalo Division of Permit Services