Westhampton is a town in Hampshire County, Massachusetts, United States.

Originally part of Northampton, Westhampton was officially incorporated on September 29, 1778.

[2] Westhampton is one of eight "dry" towns in the Commonwealth, meaning that the sale of alcoholic beverages is prohibited within its boundaries.

[4] Westhampton is bordered by Southampton to the south, Huntington to the west, Chesterfield to the northwest, Williamsburg to the northeast, Northampton to the east, and Easthampton to the southeast.

Massachusetts Route 66 is the sole state highway through the town, leading east 9 miles (14 km) to Northampton and west 5 miles (8 km) to Knightville in the town of Huntington.

Voting in the 2008 presidential election was held at the Westhampton Town Hall.