The Elman W. Campbell Museum is a museum in Newmarket, Ontario. Beginning with the first Quaker settlers in the early 1800s, the museum covers the history of Newmarket and the surrounding area, with a focus on local artifacts and their significance. It has several permanent exhibits, as well as space for temporary exhibits. Also available are community group programs for elementary school students and groups such as Scouts Canada. The museum is located at 134 Main Street South and is wheelchair accessible.