Franklin County is a nongovernmental county located in the state of Massachusetts. Based on the 2010 census, the population was 71,372,
which makes it the least-populous county on the Massachusetts mainland, and the third-least populous county in the state. Its largest
community and traditional county seat is Greenfield.
Franklin County comprises the Greenfield Town, MA Micropolitan Statistical Area, which is included in the Springfield-Greenfield Town, MA
Combined Statistical Area.
For Benjamin Franklin (1706 - 1790), early American scientist, diplomat, and politician
County QuickFacts: CensusBureau Quick Facts
Established 1811 from Hampshire County. County seat: Greenfield.
Franklin County is located in north central Massachusetts. It is bordered by the Massachusetts counties of Worcester to the east, Hampshire to the south, and Berkshire to the west. The Vermont counties of Bennington and Windham, and the New Hampshire county of Cheshire, are at its northern boundary.
As reported by the Census Bureau, the county has a total area of 725 square miles (1,877 km2), of which, 702
square miles (1,818 km2) of it is land and 23 square miles (59 km2) of it (3.13%) is water. central southern
Franklin is dominated by the northern end of the pioneer valley with steep hills slowly rising on either side of the
Connecticut river.
Bordering counties are as follows: