Complex sentence: Middleton's old Town Hall, located on King's Highway, was originally built in 1795 as a meetinghouse on Ridge Road, then moved to its current location in 1812, jacked-up, and the Town Hall added underneath.
Split into simpler sentences: Middleton's old Town Hall, located on King's Highway, was built in 1795 as a meetinghouse on Ridge Road. It was moved to its current location in 1812, jacked-up on the new site, and the Town Hall added underneath.