The former Riverside United Church in Prince William was one of the sites of the Living Waters United Church. It was sold in 2023 to private interests.
A Methodist Church was build at Lake George on land purchased from the Lawson family. After the integration of the Methodist Churches into the United Church, it was used for other purposes.
The Magaguadavic United Church likely dates back to sometime after 1870, when it was originally built by Presbyterians. It came a United Church in 1925.