Townhouse located at 354 Colonsay Oshawa, Ontario L1J 6H3. It has 3 beds, 4 bathrooms, and is 900 square feet. The property was built in 1984. 354 Colonsay Oshawa, Ontario L1J 6H3 is in the McLaughlin neighborhood. Taunton , Windfields , and Vanier are nearby neighbourhoods.