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Development

Status: Under review. A public body is actively considering it. Options may not exist yet.

Landowners ask Milton to bring 240 hectares of farmland south of Britannia Road into the urban area for an industrial park

A group of landowners, including Canadian National Railway Company, has applied to expand Milton's urban boundary and rezone about 240 hectares east of Tremaine Road for an 11-building industrial park of about 812,000 square metres. No decision has been made.

MiltonIQ Newsroom2 sources · 2 min read

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The details

What is proposed

The Town of Milton has deemed complete a set of applications for an Urban Boundary Expansion, an Official Plan Amendment and a Zoning By-law Amendment covering 16 properties east of Tremaine Road and south of Britannia Road in Ward 4. Together the lands cover about 240 hectares (593 acres) and are currently outside the Town's Urban Area, in the Rural Area. According to the Town's notice, the applications would permit site-specific employment uses and an industrial business park of eleven buildings with a combined gross floor area of about 812,000 square metres (8,740,295 square feet).

The applicants named in the notice are Canadian National Railway Company, Dagmile Holdings Inc., 1435283 Ontario Inc., Errolmia Properties Inc., 1435123 Ontario Inc., 1435183 Ontario Inc., 2000033 Ontario Inc. and NAI Milton I, LP.

Applications LOPA-05/26 and Z-08/26, from the Town of Milton's notice
Area
About 240 hectares (593 acres), 16 properties
Ward
Ward 4
Proposed development
Industrial business park, 11 buildings
Gross floor area
About 812,000 m² (8,740,295 sq ft)
Official Plan change sought
Prime Agricultural Area and Local Natural Heritage System → Industrial Area and Local Natural Heritage System
Zoning change sought
Agricultural (A1) and Greenlands A (GA) → site-specific Industrial (M2*XX), Natural Heritage (NHS) and Open Space II (OS-2)
Notice date
August 7, 2026
Decision
None made

Where the lands are

The properties with a municipal address are 5694 Regional Road 25; 5062, 5072, 5082, 5122, 5240, 5244, 5258 and 5761 First Line; and 4393 and 4519 Tremaine Road. Five further parcels have no municipal address and are identified in the notice by assessment roll number.

What the rezoning would allow

The Official Plan Amendment would expand the Urban Area boundary to include the lands and redesignate them for industrial use. The Zoning By-law Amendment would move them from the Town's Rural Zoning By-law 144-2003 into Urban Zoning By-law 016-2014 under a site-specific industrial zone. The notice lists these additional proposed uses within that zone:

  • Cold storage warehouse
  • Data centre
  • District heating and cooling plant
  • Motor vehicle equipment storage
  • Warehouse club
  • Wholesale operation

How to comment

The applications have been circulated to Town departments and agencies for technical review, and the Town says no decision has been made. The applicants filed 29 supporting documents, including an Agricultural Impact Assessment, an Employment Land Needs Assessment, a Land Use Compatibility and Air Quality Study, an Environmental Noise and Vibration Study, a Traffic Impact Analysis and a Fiscal and Capital Impact Assessment; most are posted on the Town's Ward 4 Development Applications page. Notice of a statutory public meeting will be given as the Planning Act requires. Questions and written submissions go to the Town's Development Services Department.

Sources

Every factual claim above traces to one of these documents.

  1. Town of Milton

    Notice of Complete Application: Various Parcels East of Tremaine Road and South of Britannia Road

    Published August 7, 2026 · Retrieved October 9, 2026

  2. Town of Milton

    Ward 4 Development Applications

    Retrieved October 9, 2026

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