🇺🇸 Acton is a town in Middlesex County, Massachusetts, United States, approximately 21 miles (34 km) west-northwest of Boston along Massachusetts Route 2 west of Concord and about ten miles (16 km) south-west of Lowell. It is bordered by Westford and Littleton to the north, Concord and Carlisle to the east, Stow, Maynard, and Sudbury to the south and Boxborough to the west. Acton became an incorporated town in 1735. Acton was named the 11th Best Place To Live among small towns in the country by Money Magazine in 2015, and the 16th best in 2009 and in 2011. The local high school, Acton-Boxborough Regional High School, was named a Blue Ribbon School by the U.S. Department of Education in 2009.
Acton has a population of over 24,021 people. Acton also forms part of the Greater Boston metropolitan area which has a population of over 4,875,390 people. Acton is situated 34 km north-west of Boston.