Wales is a town in Hampden County, Massachusetts, United States.

Wales was first settled by Europeans in 1726 and was officially incorporated on August 23, 1775, as "South Brimfield," a name it kept until February 20, 1828.

[2] Initial settlers included Anthony Needham, John Bullen, and Samuel and Dorothy Munger.

[4] Wales is in southeastern Hampden County and is bounded on the west by Monson; on the south by Stafford and Union, Connecticut; on the east by Holland; and on the north by Brimfield.

Massachusetts Route 19 crosses the town, leading north 4 miles (6 km) to the center of Brimfield and south 10 miles (16 km) (via Connecticut Route 19) to Stafford Springs, Connecticut.