PermitStack indexes 278,435 building permits issued in Buffalo, New York, with 11,495 issued in the last 12 months alone. Search by address, contractor, category, and date via our free REST API.
Most common permit types issued in the last year.
Drill into the most common permit categories in Buffalo.
The most active contractors by permit volume in Buffalo, with a profile of each one's permit history. Counts are permits we hold for Buffalo.
Permit activity for individual ZIP codes in Buffalo, newest first by volume.
Every permit we hold for one Buffalo address (roof, HVAC, solar, additions, with dates and contractors) in a single call to /v1/property/history. Used by lenders for collateral review, insurers for roof and system age, and real estate teams for due diligence.
The 10 most recent permits issued in Buffalo, New York. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| 2026-10-21 | ELEC26-9712428 | 0 Railroad | Electrical | 400 amp underground service |
| 2026-10-21 | ELEC26-9712450 | 396 ADAMS | Electrical | new 150 amp two gang service andwire kitchen,bathroom andbedroom |
| 2026-10-21 | GC26-9701424 | 723 DELAVAN WEST | Other | Convert an existing duplex (R-3) into a single-family home (R-3). Interior work to... |
| 2026-10-21 | REP26-9712484 | 20 HAGER | Renovation | to an existing 2 story 2 family dwelling remove and replace skirting around lower ... |
| 2026-10-21 | PLUM26-9712426 | 84 BEARD | Plumbing | Customer wanted a new walk in shower, a freestanding tub, and a double vanity |
| 2026-10-21 | GC26-9693961 | 2566 DELAWARE | Roofing | Existing Carwash Level II Renovation & Addition. Demolish aged and worn interi... |
| 2026-10-21 | REP26-9712421 | 440 NORMAL | Roofing | Tear off 4 layers of roofing replace with GIF shingles in color black. Ice shield ... |
| 2026-10-21 | REP26-9712451 | 129 ELMWOOD | Roofing | To a commercial building tear off the roofing shingles, install new shingles flash... |
| 2026-10-21 | HEAT26-9712473 | 423 BUSTI | HVAC | Adding Air Conditioning to Existing System installing 2.5 Ton 13.4 Seer2 AC - VLXS... |
| 2026-10-21 | ELEC26-9712339 | 212 BIDWELL | Electrical | Jim Knab 212 Bidwell Parkway Buffalo, NY 14222 1 bathroom 5 devices 7 light fixtures |
Query Buffalo, New York permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.
# Search Buffalo permits issued in the last 30 days curl -H "X-API-Key: YOUR_KEY" \ "https://api.permit-stack.com/v1/permits/search?city=Buffalo&state=NY&issued_after=2026-09-23"
The official record sets behind this page, with the date each one's data runs through.
| Record set | Source | Permits | Data through | Note |
|---|---|---|---|---|
| Permits | open data (Socrata) | 278,435 | 2026-10-21 |
Related coverage in New York and nationwide.
We ingest Buffalo's official permit records directly from Tyler Data & Insights (Socrata) and normalize them into a consistent JSON schema across our U.S. jurisdictions.
The newest permit we hold for Buffalo, New York is dated October 21, 2026. We re-read this source on a nightly schedule and publish the date the data runs through rather than the date we last polled. Some cities publish permits days after they are filed.
Yes — search Buffalo permits free in the browser, no signup needed. The API needs a free key (100 requests per day, no credit card).
Yes. CSV export is available on every plan, including free, with the row cap rising by tier. Webhooks (Developer plan and up) push new permits after each nightly ingest.
Free tier covers 100 requests per day. No credit card required.
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