The First Congregational Church is a historic church at 400 Main Street in Farmington, New Hampshire. Built in 1875 for a congregation founded in 1819, it is the oldest church building in the town, and a distinctive example of Gothic Revival architecture designed by New Hampshire native Frederick N. Footman. The church was added to the National Register of Historic Places in 2018, and the New Hampshire State Register of Historic Places in 2017. The congregation is affiliated with the United Church of Christ.