Markham Construction Data

Datasets available in Markham

Beyond building permits, Markham also has Contractor profiles, Planning applications, Business licences, and Zoning in the same API, queryable with the same parameters.

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About Markham Construction Data

Markham 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 contractor profiles, planning applications, business licences, and zoning for Markham, available through the same API with the same parameters. BuildData collects and normalizes these records from Markham’s open data portals on a daily-to-weekly cadence (by dataset), making 1k+ Markham permits searchable through a single REST API.

330+ building permits were issued in Markham, ON over the past 12 months. New Construction permits lead by volume. Every record is geocoded and normalized to a consistent schema, so you can query Markham 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

Recent Markham Building Permits

Latest permits issued in Markham, loaded live from the BuildData API.