Oakville Building Permits – Open Data API

Fresh building permit records from 8 major US cities (Chicago, Austin, Seattle, NYC, SF, LA, Denver, Fort Worth) in one normalized schema. Contractor names, project valuations, addresses — ideal for contractor lead generation.

US Building Permits API — NYC, Chicago, SF, Austin, Seattle, LA

opaldata/us-building-permits-scraper

Extract building permits from 6 major US cities via official open data APIs. Get permit numbers, addresses, costs, contractors, dates, descriptions, and coordinates. No browser or proxy needed — direct API access.

Winnipeg, MB building permits from official open data (~163,400 source rows): type, work type, status, issue date, neighbourhood and more. One clean row per permit, JSON/CSV. Open Government Licence – Winnipeg. No addresses. $0.003 per permit, no start fee.

Calgary, AB building permits from official open data (~502,000 source rows): type, class, work type, status, issue date and more. One clean row per permit, JSON/CSV. Open Government Licence – City of Calgary. No addresses. $0.003 per permit, no start fee.

Edmonton, AB building permits from official open data (~247,700 source rows): type, building type, work type, issue date, value (CAD) and more. One clean row per permit, JSON/CSV. Open Government Licence – City of Edmonton. No addresses. $0.003 per permit, no start fee.

Building Permit Search - Multi-City

lulzasaur/building-permit-scraper

Search building permits across NYC, Chicago, LA, SF, and Austin via open data APIs. Get permit type, status, address, dates, and more.

Waterloo, ON building permits from official open data (~33,500 source rows): type, work type, status, issue date, value (CAD) and more. One clean row per permit, JSON/CSV. Waterloo Open Data User Licence. No addresses. $0.003 per permit, no start fee.

Pull building permits from the City of Kingston, ON official open data: type, status, dates, value. No street addresses or descriptions.

Pull building permits from the City of Maple Ridge, BC official open data: type, status, dates, value. No street addresses or descriptions.

Hamilton, ON building & demolition permits from official open data (~51,800 source rows, 2017–Dec 2023): type, work type, status, issue date, community and more. One clean row per permit, JSON/CSV. City of Hamilton Open Data Licence. No addresses. $0.003 per permit, no start fee.