Burlington is a town in Middlesex County, Massachusetts, United States. The population was 24,498 at the 2010 census.
Located in the Greater Boston area of eastern Massachusetts, Burlington is bordered by Bedford on the west, Billerica on the northwest, Wilmington on the northeast, Woburn on the southeast and south, and Lexington on the south. Burlington is 12 miles (19 km) south of Lowell, 12 miles (19 km) northwest of Boston, 36 miles (58 km) southeast of Fitchburg, and 224 miles (360 km) from New York City. Its highest point is Greenleaf Mountain (290 feet (88 m) above sea level), the lowest point is the Great Meadow 150 feet (46 m) above sea level. The elevation at Town Hall is 220 feet (67 m) above sea level. The largest body of water is the 500-million-US-gallon (1,900,000 m3) Mill Pond Reservoir in the eastern part of the town. According to the United States Census Bureau, the town has a total area of 11.9 square miles (31 km2), of which 11.8 square miles (31 km2) is land and 0.1 square miles (0.26 km2), or 0.59%, is water.
As of the census of 2010, there were 24,498 people, 9,668 households, and 6,374 families residing in the town. The population density was 1,936.4 people per square mile (747.9/km≤). There were 8,445 housing units at an average density of 2,087.7 per square mile (276.1/km≤).
Image: "Town Hall, Burlington MA" by John Phelan - Own work. Licensed under CC BY 3.0 via Wikimedia Commons.