Maynard is a small suburban town in Middlesex County, Massachusetts, United States. The town is located 22 miles west of Boston, in the MetroWest and Greater Boston region of Massachusetts and borders Acton, Concord, Stow and Sudbury. As of the 2010 census, the town population was 10,106.
Maynard is located on the Assabet River, a tributary of the Concord River. A large part of the Assabet River National Wildlife Refuge is located within the town. Historic downtown Maynard is home to many shops, restaurants, galleries, a movie theater, and the former Assabet Woolen Mill, which produced wool fabrics from 1846 to 1950, including cloth for Union Army uniforms during the Civil War. Owners of the former mill complex currently lease space to office and light industry businesses and restaurants.