Access 96,942 building permits issued in Williamson County, Texas through a single REST API, normalized into a consistent schema. Data through October 31, 2025.
Most common permit types issued in the last year.
Drill into the most common permit categories in Williamson County.
Every permit we hold for one Williamson County 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 Williamson County, Texas. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| 2025-10-31 | 2025-108952 | 3007 DAWN DR, GEORGETOWN, TX 78628 | Interior remodel | Commercial Remodel with New Tenant Sq. Ft.: 3550 Central Texas Foot Specialist//Sq... |
| 2025-10-31 | 2025-422 | FM 487, JARRELL, TX 76537 | Other | SITE DEVELOPMENT JARRELL ISD |
| 2025-10-31 | 2025-485 | 103 2ND ST, JARRELL, TX 76537 | Addition | The project consists of the addition of an exterior ramp to an existing home |
| 2025-10-31 | 2025-755 | 1100 MAIN ST, GEORGETOWN, TX 78626 | Other | 4' ROUND MEDALLION STYLE NON-ILLUMINATED |
| 2025-10-31 | 2025-15460 | 1302 STONE RIDGE DR, TAYLOR, TX 76574 | Interior remodel | Existing foundation repair as per scope of work attached. (Warranty Repair)//SqFt2... |
| 2025-10-31 | 2025-518 | 11595 N IH 35, JARRELL, TX 76537 | Other | 11595 N IH 35 - Gerber Collision Project |
| 2025-10-31 | 2025-368 | 100 CR 237, JARRELL, TX 76537 | Addition | El Sazon Suyapita Food Truck |
| 2025-10-31 | 2025-505 | 504 LR WILLIAMS LN, JARRELL, TX 76537 | Signage | Sign Z8 Glass |
| 2025-10-31 | 2025-428 | 12651 N IH 35, JARRELL, TX 76537 | Other | Steel Building |
| 2025-10-31 | 2025-419 | 3911 CR 305, JARRELL, TX 76537 | Interior remodel | Mesones - Land Use/Comp Plan change |
Query Williamson County, Texas permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.
# Search Williamson County permits issued in the last 30 days curl -H "X-API-Key: YOUR_KEY" \ "https://api.permit-stack.com/v1/permits/search?city=Williamson%20County&state=TX&issued_after=2026-09-06"
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) | 96,942 | 2025-10-31 | The source is not currently publishing new records. |
Related coverage in Texas and nationwide.
We ingest Williamson County'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 Williamson County, Texas is dated October 31, 2025. 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 Williamson County 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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