Across the GTA and within 100 km of Toronto by road. Each area brings its own site types and its own constraints — the pages below cover what is specific to each.
| Location | Region | From Toronto | Main employment areas |
|---|---|---|---|
| Toronto | City of Toronto | 0 km | Port Lands, Leaside Business Park, Downsview |
| North York | City of Toronto | 18 km | Downsview, Keele–Finch, Sheppard–Dufferin |
| Etobicoke | City of Toronto | 20 km | Rexdale, Islington–Dixon, Kipling industrial |
| Scarborough | City of Toronto | 22 km | Golden Mile, Tapscott Employment District, Progress Avenue corridor |
| Mississauga | Peel Region | 25 km | Airport Corporate Centre, Northeast Employment Area, Meadowvale Business Park |
| Vaughan | York Region | 30 km | Concord, Woodbridge, Vaughan Enterprise Zone |
| Markham | York Region | 32 km | Markham Industrial Park, Milliken, Denison Street corridor |
| Richmond Hill | York Region | 35 km | Beaver Creek Business Park, Headford Business Park, Newkirk Road corridor |
| Oakville | Halton Region | 40 km | Winston Park, North Oakville Business Park, Speers Road corridor |
| Pickering | Durham Region | 40 km | Brock Industrial, Pickering Innovation Corridor, Bayly Street employment lands |
| Brampton | Peel Region | 45 km | Bramalea, Steeles Avenue industrial, Highway 407 corridor |
| Aurora | York Region | 45 km | Aurora Business Park, Edward Street industrial, Wellington Street East corridor |
| Stouffville | Whitchurch-Stouffville, York Region | 45 km | Stouffville Industrial, Hoover Park Drive, Ringwood industrial |
| Ajax | Durham Region | 45 km | Ajax Industrial, Clements Road corridor, Salem Road employment lands |
| Newmarket | York Region | 50 km | Newmarket Business Park, Harry Walker Parkway, Leslie Street corridor |
| Burlington | Halton Region | 55 km | Burlington Business Park, Harvester Road corridor, North Service Road |
| Milton | Halton Region | 55 km | Milton 401 Industrial Park, Derry Road corridor, James Snow employment lands |
| Georgetown | Halton Hills | 55 km | Halton Hills 401 Corridor Business Park, Armstrong Avenue, Mountainview industrial |
| Bolton | Caledon, Peel Region | 55 km | Bolton Industrial, Coleraine Drive corridor, Highway 50 employment lands |
| Whitby | Durham Region | 55 km | Whitby Industrial, Consumers Drive, Thickson Road corridor |
| Oshawa | Durham Region | 60 km | Oshawa Industrial, Farewell–Bloor, Stevenson Road corridor |
| Bradford | Bradford West Gwillimbury, Simcoe County | 65 km | Bradford industrial, Artesian Industrial Parkway, Highway 88 employment lands |
| Uxbridge | Durham Region | 70 km | Uxbridge industrial, Reach Industrial Park, Douglas Road corridor |
| Hamilton | City of Hamilton | 70 km | Bayfront industrial, Red Hill Business Park, Ancaster Business Park |
| Bowmanville | Clarington, Durham Region | 75 km | Clarington Energy Business Park, Bowmanville industrial, Baseline Road corridor |
| Stoney Creek | City of Hamilton | 75 km | Stoney Creek Business Park, Nebo Road corridor, Glover Road employment lands |
| Orangeville | Dufferin County | 80 km | Orangeville industrial, C Line corridor, Centennial Road employment lands |
| Guelph | Wellington County | 85 km | Hanlon Business Park, Northwest Industrial, Guelph Innovation District |
| Barrie | Simcoe County | 95 km | Barrie Park Place, Bryne Drive corridor, Caplan–Hanmer industrial |
| Cambridge | Waterloo Region | 95 km | Cambridge Business Park, Boxwood Business Park, Franklin Boulevard corridor |