The South Congregational Church is a historic church at 90 Main Street in New Britain, Connecticut. It is a large brownstone Gothic Revival structure, located at a central intersection in the city's heart. The church was built in 1865, with the parish house added in 1889. Both were designed by the noted Boston architect George F. Meacham. The congregation was established in 1842, and was merged with First Baptist Church in 1974. The building was listed on the National Register of Historic Places in 1990.