Laneway Homes in East York - Design, Permits, Construction

East York's wartime housing stock sits on some of the smallest lots inside the amalgamated city, so the binding constraint here is almost never lot coverage - it is the angular plane measured off the rear property line. We design East York garden suites around that plane first and the floor plan second. City of Toronto by-laws apply; East York's tight lots make the 4 m rear-yard setback and 6 m height cap the binding constraints on most designs.

Compact wartime-housing lots, often 30 ft × 100 ft, where the garden suite footprint is set by angular-plane rules rather than by lot coverage. East York sees 120 cm of snow and -3.8°C winter averages.

A laneway house is only buildable where the rear lane is a registered public right-of-way with the clear width the fire route table demands, so the first thing we measure in East York is the lane itself - width, surface, and the unobstructed path from the lane edge to the proposed front door. Servicing runs from the main house, not the lane: water, sanitary and the electrical feed are trenched across the rear yard, which is why the excavation has to land inside the April-November window rather than after it. Two storeys over a 1.2 m frost footing is the usual envelope, with the second floor set back from the lane face to hold the angular-plane limit.