Northbridge is a town in Worcester County, Massachusetts, United States. The population was 15,707 at the 2010 census. The Northbridge Town Hall is located at 7 Main Street in Whitinsville. The town is now a part of the Blackstone River Valley National Heritage Corridor, of the National Park Service. Northbridge claims to history include: Native American Nipmuc lands, Colonel John Spring, who led the Uxbridge militia training company in the American Revolution, Samuel Spring, Revolutionary War Chaplain, the Residence of Ezra T. Benson 1830-1832, the birthplace of President Millard Fillmore's mother, Phoebe, and home to the Whitin Machine Works from 1831 to 1964.
Several goals of the town at present are: to strengthen the local economy through developing and reusing industrial areas as well as retaining existing businesses; and, to keep Northbridge as a desirable place to live through preserving and revitalizing the village centers, maintaining and expanding town services, and protecting natural resources. According to The Boston Globe, Northbridge was recently named as one of the most 'Bio-Ready' communities in both Massachusetts and New England, making it a desired location for existing or entrepreneurial businesses such as biopharmaceutical companies, biomedical companies, biodiesel companies, and so-called 'green businesses' such as solar and wind energy companies. The town government welcome new businesses, and the town has ample build-to-suit and build-ready locations for new businesses, including renovated and converted mills, business parks and cleared land.
As of the census of 2010, there were 15,707 people, 5,896 households, and 4,097 families residing in the town. The population density was 867.8 people per square mile (335.6/kmē). There were 6,172 housing units at an average density of 341 per square mile (132/kmē).