BuildData
Thunder Bay Building Permit Search
15k+ building permit records from Thunder Bay, Ontario, plus major projects, and zoning. One API, geocoded, normalized, and refreshed automatically.
Search Thunder Bay building permits
Look up any address, permit number, or contractor. Records come straight from Thunder Bay's open data, geocoded and normalized.
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Get every new Thunder Bay building permit as a clean CSV in your inbox the week the project starts. Contractors, suppliers, and realtors use it to reach owners first. Pick your cities and dataset, 30-day free trial.
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Beyond building permits, Thunder Bay also has Major projects, and Zoning in the same API, queryable with the same parameters.
/permit/major_project/zoneAbout Thunder Bay Construction Data
Thunder Bay building permits cover all permitted construction activity in the city: new homes and condos, commercial and industrial builds, residential renovations, additions, demolitions, and changes of use. BuildData also tracks major projects, and zoning for Thunder Bay, available through the same API with the same parameters. BuildData collects and normalizes these records from Thunder Bay’s open data portals on a daily-to-weekly cadence (by dataset), making 15k+ Thunder Bay permits searchable through a single REST API.
1k+ building permits were issued in Thunder Bay, ON over the past 12 months, representing $337M in declared construction value. Other permits lead by volume. Every record is geocoded and normalized to a consistent schema, so you can query Thunder Bay the same way you query any other Canadian city in the dataset.
Common uses
- Proptech and real estate: track the new development pipeline, spot supply trends before listings hit market
- Insurance: verify construction activity and renovation history at the property level
- Urban planning and research: analyze permit trends by type, neighbourhood, and time period
- Construction and trades: identify new project opportunities as permits are issued across Ontario
Thunder Bay Permits by Type
Breakdown of permit categories across all years on record.
Recent Thunder Bay Building Permits
Latest permits issued in Thunder Bay, loaded live from the BuildData API.
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Major Projects in Thunder Bay
Planned and under-construction capital projects, loaded live from the BuildData API.
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Query Thunder Bay Permits via API
Filter by type, date range, address, or construction value. Returns JSON.
Thunder Bay building permits: FAQ
How do I search Thunder Bay building permits?
Use the search box on this page: type an address, permit number, or contractor and it queries every Thunder Bay permit BuildData holds. Records come from Thunder Bay's own open data, geocoded and normalized.
How do I check the status of a building permit in Thunder Bay?
Search the address above. Each result shows the permit's status, type, issue date, and description as published by Thunder Bay. For an application still in progress, the city's own portal remains the authority.
Are Thunder Bay building permits public record?
Yes. Thunder Bay publishes building permit records as open data, so anyone can look them up. BuildData aggregates, geocodes, and normalizes them so they are searchable in one place instead of one city portal at a time.
How current is Thunder Bay permit data?
BuildData refreshes Thunder Bay permits automatically, so new permits show up within days and go out in the next scheduled feed.
Can I get new Thunder Bay permits sent to me automatically?
Yes. A BuildData feed emails every new Thunder Bay building permit as a spreadsheet each week, with the address, type, value, and date. Add any other cities you sell into. 30-day free trial.
Get Thunder Bay construction leads weekly
New permits delivered to your inbox, or full API access. 30-day free trial.
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