Sudbury, Massachusetts

Sudbury, Massachusetts
Location in Middlesex County in Massachusetts
Coordinates: 42°23′N 71°25′W / 42.383°N 71.417°W / 42.383; -71.417
CountryUnited States
StateMassachusetts
CountyMiddlesex
Settled1638
Incorporated1639
Government
  TypeOpen town meeting
Area
  Total
24.6 sq mi (63.8 km2)
  Land24.4 sq mi (63.1 km2)
  Water0.3 sq mi (0.7 km2)
Elevation
190 ft (58 m)
Population
 (2020)
  Total
18,934
  Density770/sq mi (300/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (Eastern)
ZIP Code
01776
Area code351 / 978
FIPS code25-68260
GNIS feature ID0618237
Websitesudbury.ma.us

Sudbury is a town in Middlesex County, Massachusetts, United States. At the 2020 census, it had a population of 18,934. The town, located in Greater Boston's MetroWest region, has a colonial history.