Development Watch · Beta

What’s being built in Markham

Active development applications across Markham — rezonings, site plans, subdivisions and Official Plan amendments — from The Regional Municipality of York's open data. See what’s proposed near any home before you buy.

1,031 current applications0 residential units proposed across 849 sites568 historical records

Units proposed in active applications — a proposal is not an approval, and proposed units are not homes guaranteed to be built.

Recent current applications

Showing 60 of 1,031 current applications, most recently submitted first — concurrent applications on one site are shown once.

Show 40 more current applications

See these on the map

Historical planning records

568 since 2013Show

Approved or closed applications with no municipal activity in the last 5 years — likely built out or dormant. Retained as a research record; not counted in the current pipeline.

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Source: The Regional Municipality of York — Active Development Application Boundaries, adapted and normalized by DistrictIQ. Contains public sector information made available under The Regional Municipality of York's Open Data Licence. The Regional Municipality of York does not endorse DistrictIQ. Status and figures reflect the municipality’s published record and can change — always confirm current details with the The Regional Municipality of York.

York Region Open Data Licence Official The Regional Municipality of York development applications