Grantham Township, Ontario

Grantham Township was a township on the Niagara Peninsula in Upper Canada, later Ontario.

Map of Grantham, St. Catharines, ON, Canada

In 1960, part of it was amalgamated into the city of St. Catharines. In 1970, the remaining portion was amalgamated into the new Town of Niagara-on-the-Lake.