St. John's Church is a historic Episcopalchurch located near Sweet Hall, King William County, Virginia, United States. It was constructed in 1734 and is a one-story, T-shaped brick building. It measures 50 feet, 3 inches, by 20 feet, 2 inches, with a 24 feet wide, 28 feet, 9 inch, wing. St. John's is the
only surviving colonial church in King William County to remain in the Episcopal charge. This church is also important in that it is associated with Carter Braxton, Signer of the Declaration of Independence, who regularly attended worship there.[3]