Boxborough is a town in Middlesex County, Massachusetts, United States. The population was 4,996 at the 2010 census. The town name is often simplified to "Boxboro" on highway signs and official documents.

According to the United States Census Bureau, the town has a total area of 10.4 square miles (27 km²), of which 10.4 square miles (27 km²) is land and 0.1 square miles (0.26 km²), or 0.48%, is water.

Boxborough is bordered by Littleton to the north, Acton to the east, Stow to the south, and Harvard to the west. Prior to incorporation in 1783, the area that is now Boxborough was part of Stow, Harvard, and Littleton.

As of the census of 2000, there were 4,868 people, 1,853 households, and 1,271 families residing in the town. The population density was 469.7 people per square mile (181.4/km²). There were 1,906 housing units at an average density of 183.9 per square mile (71.0/km²). The racial makeup of the town was 88.82% White, 0.33% African American,1 Native American, 8.48% Asian, 0.37% from other races, and 1.97% from two or more races. Hispanic or Latino of any race were 1.13% of the population.

There were 1,853 households out of which 42.8% had children under the age of 18 living with them, 60.2% were married couples living together, 5.9% had a female householder with no husband present, and 31.4% were non-families. 25.9% of all households were made up of individuals and 3.2% had someone living alone who was 65 years of age or older. The average household size was 2.63 and the average family size was 3.25.

...
Wikipedia