A modern detached garden suite with board-and-batten siding and a small wooden deck in a suburban Ontario backyard, with the main house visible in the background.
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Garden Suites Ontario 2026: Expert Guide to Costs, Permits & Zoning

Garden suites Ontario are self-contained, detached living units built in the backyards of residential properties. Updated 2026 regulations and cost transparency make garden suites an attractive option for additional income