[2] The CDP partially overlaps the Wilton Center Historic District.

The CDP extends from Ridgefield Road (Connecticut Route 33) in the north to Wolfpit Road Connecticut Route 106 in the south, and is bordered to the east by the Metro-North Railroad Danbury Branch line.

[3] The historic district is largely along Ridgefield Road at the north end of the CDP.

The Norwalk River flows from north to south through the eastern side of the CDP.

According to the United States Census Bureau, Wilton Center has a total area of 0.276 square miles (0.71 km2), all land.