The village of Winchester is the township's primary administrative centre.

The township of North Dundas comprises a number of villages and hamlets, including the following communities: The township administrative offices are located in Winchester.

[3] With the amalgamation in 1998 of the villages of Winchester and Chesterville and Winchester and Mountain Townships, the former various municipal councils were replaced by a single township council.

[8] The Village of Winchester hosts "Dairyfest" in early August and the Village of South Mountain hosts their summer agricultural fair also in August.

[9] The Village of Chesterville hosts the Chesterville Farmer's Market on the waterfront every Saturday during the summer months, and an annual Art on the Waterfront in June.