Zoning & land use — St. Thomas, Ontario

What can I build? Do I need a development permit?

The City of St. Thomas, Ontario has 7 adopted bylaws on file: Building By-Law 150-2016; By-law 140-2025 - Site Alteration (UPDATED); By-law 81-2015 (City Wide) - Development Charges; By-law 82-2015 (South Block) - Development Charges; By-law 83-2015 (Lands of Dalewood) - Development Charges; Swimming Pool Fence By-law 56-2011 (Consolidation); Zoning By-law No. 50-88 (Office Consolidation, May 2026), verified 2026-08-23.

Building By-Law 150-2016 adopted bylaw

Designates the City's Chief Building Official and regulates building permit issuance/inspection under the Ontario Building Code for construction in St. Thomas.

By-law 140-2025 - Site Alteration (UPDATED) adopted bylaw

Regulates placing/removal of fill, grading and site alteration on land in St. Thomas; a permit is required before altering grade, drainage or vegetation on a property.

By-law 81-2015 (City Wide) - Development Charges adopted bylaw

Imposes development charges city-wide on new development in St. Thomas to fund growth-related infrastructure, under the Development Charges Act. Title/naming convention indicates DC bylaw; PDF is a scanned image without extractable text so wording not independently verified.

By-law 82-2015 (South Block) - Development Charges adopted bylaw

Imposes area-specific development charges on new development within the South Block area of St. Thomas. Title/naming convention indicates DC bylaw; scanned PDF, wording not independently verified.

By-law 83-2015 (Lands of Dalewood) - Development Charges adopted bylaw

Imposes area-specific development charges on new development within the Lands of Dalewood area of St. Thomas. Title/naming convention indicates DC bylaw; scanned PDF, wording not independently verified.

Swimming Pool Fence By-law 56-2011 (Consolidation) adopted bylaw

Requires fencing of privately owned outdoor swimming pools in St. Thomas for safety, setting minimum fence height and gate specifications.

Zoning By-law No. 50-88 (Office Consolidation, May 2026) adopted bylaw

The City's comprehensive Zoning By-law restricting use of land and the erection/use of buildings across St. Thomas, with schedules/zoning maps; office consolidation of all amendments to date.

Machine-readable: zoning.json · Official website: https://www.stthomas.ca/ · Last verified 2026-08-23 · Zoning & land use in other municipalities