Haverhill is a town in Palm Beach County, Florida, United States. It is a part of the Miami metropolitan area of South Florida. Haverhill became a town on May 3, 1950, and was named after the city of Haverhill, Massachusetts. The town is located in east-central Palm Beach County near the western periphery of the Palm Beach International Airport, and is also small geographically, encompassing just 0.63 square miles (1.6 km2). The population of the town was 2,187 as of the 2020 US census.