Wellesley/wlzli/ is an affluent town in Norfolk County, Massachusetts, United States. It is part of Greater Boston. The population was 27,982 at the time of the 2010 census. It has one of the highest median household and family incomes in Massachusetts. It is best known as the home of Wellesley College, Babson College, and a campus of Massachusetts Bay Community College. Wellesley was settled in the 1630s as part of Dedham, Massachusetts. It was subsequently a part of Needham, Massachusetts called West Needham, Massachusetts. On October 23, 1880, West Needham residents voted to secede from Needham, and the town of Wellesley was later christened by the Massachusetts legislature on April 6, 1881. The town was named after the estate of local benefactor Horatio Hollis Hunnewell.