The First Congregational Church of Plainfield is a historic Congregational church at 519 Norwich Road in Plainfield, Connecticut. It was built in 1816, for a congregation founded in 1705, to plans by noted early architect Ithiel Town, and is a relative rarity in the state as a Federal period stone church. The church was listed on the National Register of Historic Places in 1986. The congregation is affiliated with the United Church of Christ.