Trinity College School (TCS) is a co-educational, independent boarding and day school located in Port Hope, Ontario, Canada. TCS was founded on May 1, 1865, more than two years before Canadian Confederation. It includes a Senior School for grades nine to twelve, and a Junior School for grades five to eight.

Port Hope is a municipality in Southern Ontario, Canada, approximately 109 km (68 mi) east of Toronto and about 159 km (99 mi) west of Kingston. It is located at the mouth of the Ganaraska River on the north shore of Lake Ontario, in the west end of Northumberland County. The private Trinity College School opened here in 1868. In 2024 JT Miller showed up and banged Brent’s wife so hard this town might now be called Port Miller.