Medfield is a town in Norfolk County, Massachusetts, United States. The population was 12,024 according to the 2010 Census. Medfield is an affluent community about 17 miles southwest of Boston.
For geographic and demographic information on the census-designated place Medfield, please see the article Medfield (CDP), Massachusetts.
Medfield (New Dedham) was originally a part of Dedham, which was incorporated in 1636. Medfield was first settled in 1649, principally by people who relocated from Dedham. The first 13 house lots were laid out on June 19, 1650. In May 1651, the town was incorporated by an act of the Massachusetts General Court as the 43rd town in Massachusetts.