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Ontario Building Permits

Building permits and construction data across 29 Ontario municipalities, from Toronto, Brampton, Sudbury and more. Every permit normalized to one schema, geocoded, and refreshed daily. Search by city, get a weekly lead feed, or query it all through the API.

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29
Ontario Cities
1.1M+
Permit Records
6
Datasets Covered

Ontario cities

Building permit coverage by municipality. Open a city for its permit history, recent activity, and the datasets available there.

Toronto241k permits→ Brampton143k permits→ Sudbury115k permits→ Ottawa83k permits→
Cambridge75k permits
Kitchener75k permits→ Kingston65k permits→ Guelph64k permitshistorical permits→ Hamilton52k permitshistorical permits→ Mississauga33k permits→ Waterloo33k permits→ St. Catharines21k permits→ Vaughan16k permits→ Thunder Bay15k permits→ Welland10k permits→ Halton Hills8k permits→ Niagara Falls8k permitshistorical permits→ Oakville6k permits→ Innisfil6k permits→ Burlington5k permits→ Barrie5k permits→ Oro-Medonte4k permits→ Brantford4k permits→ Springwater2k permitshistorical permits→ Saugeen Shores2k permitshistorical permits→ Sault Ste. Marie1.5k permits→ Markham1k permits→ Orillia120 permitshistorical permits→ Windsor74 permits→

Datasets across Ontario

Beyond permits, these datasets have Ontario coverage, all joined on one canonical address.

Building permits29 cities
Planning applications19 cities
Business licences10 cities
Contractor profiles6 cities
Building inspections1 city
Zoning20 cities

Why Ontario teams use BuildData

One schema across every Ontario municipality, so you query Calgary and a small town the same way. Geocoded on Statistics Canada's address database, refreshed daily, and available as a weekly lead feed, a REST API, or live in Snowflake.

See full coverage →