Home » Market Statistic Snapshot: Medfield, Massachusetts Market Statistic Snapshot: Medfield, Massachusetts October 2020 vs. October 2021 Founded in 1651 and 24 miles west of Boston. Population: 13,097. Tax Rate: $17.76. Landmarks: Rocky Woods, Noon Hill, Peak House, Dwight- Derby House, Lowell Mason Museum. 🏠🏠🏠🏠🏠 Data from MLSPIN.