The town of Andover is located in Essex County in the northeastern part of Massachusetts, approximately 23 miles north of Boston. Located on the banks of the Merrimack River, Andover is bordered on the north by the cities of Lawrence and Methuen, on the east by the town of North Andover, on the south by the towns of North Reading and Wilmington, and on the west by the towns of Tewksbury and Dracut. Andover has approximately 32 square miles of land area, and 223 miles of roadways.

Widely regarded for it high quality schools and community spirit, Andover has evolved into a highly desirable community. In addition to offering a full range of housing options, from high-end single family homes, to low to moderate income rental and ownership opportunities, Andover’s real estate market has been historically strong and resistant to economic downturns. The community's physical proximity to Boston, the Massachusetts seashore, and the White Mountains of New Hampshire, along with excellent major highway access, all contribute to its broad appeal. Andover’s unique combination of physical, economic, governmental and social attributes create a highly desirable community for residents, businesses, and visitors alike.