Suffolk County, Massachusetts

county in Massachusetts, United States

Suffolk County is a county in the U.S. state of Massachusetts. 797,936 people lived there in 2020.[1] Its county seat is Boston, the state capital and largest city.

Suffolk County
Suffolk County Courthouse
Suffolk County Courthouse
Official seal of Suffolk County
Map of Massachusetts highlighting Suffolk County
Location within the U.S. state of Massachusetts
Map of the United States highlighting Massachusetts
Massachusetts's location within the U.S.
Coordinates: 42°20′06″N 71°04′25″W / 42.334949°N 71.073494°W / 42.334949; -71.073494
Country United States
State Massachusetts
FoundedMay 10, 1643
Named forSuffolk
SeatBoston
Largest cityBoston
Area
 • Total120 sq mi (300 km2)
 • Land58.15 sq mi (150.6 km2)
 • Water62 sq mi (160 km2)  52%
Population
 (2020)
 • Total797,936
 • Density13,698/sq mi (5,289/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional districts5th, 7th, 8th

References

change
  1. "QuickFacts: Suffolk County, Massachusetts". United States Census Bureau. Retrieved January 3, 2024.