Suffolk County, Massachusetts

Suffolk County: County in Massachusetts, United States

About

Suffolk County is a county located in the U.S. state of Massachusetts. As of the 2010 census, the population was 722,023 and a population density of 2,322 people per km². After 10 years in 2020 county had an estimated population of 801,582 inhabitants. Its county seat is Boston. The county was created 381 years ago in 1642.

Suffolk County locator map
Location of Suffolk County on Massachusetts map.

Quick Facts about Suffolk County

Population : 801,582 (2020)
Country : United States of America
State : Massachusetts (United States)
Different from : Suffolk, Suffolk County
Area : 311 km2
Water as percent of area : 52%
Land as percent of area : 48%
Named for : Suffolk
Capital : Boston
Establishment : January 01, 1643
Time Zone : America/New_York
Local time : 12:08:43 (30th December 2024)
Density : 2,577 Pop. per km² as of 2020
Population growth : 9.93% (2010-2020)
Suffolk County Courthouse Boston image
Suffolk County Courthouse Boston
Suffolk County Courthouse Boston image
Suffolk County Courthouse Boston image

Geography

Suffolk County is located at 42°21'20"N 71°3'57"W (42.3555000, -71.0657500). It has 3 neighbors: Essex County, Middlesex County and Norfolk County.

Suffolk County map

Click "full screen" full screen map icon to open full mode. View satellite images

The largest city of Suffolk County is Boston with a population of 691,531. Other cities include, City of Revere population 53,073, Revere population 52,375, Chelsea population 39,230 and Jamaica Plain population 37,468. See all Suffolk County cities & populated places.

Suffolk County Populated Places

Cities, towns, neighborhoods & other populated places in Suffolk County.

City Name Population Title
Boston 691,531 The twenty-first most populous city in the United States and the center of the Boston metropolitan area.
South Boston 571,281 Town in Halifax County, Virginia, United States
Revere 52,375 The most populous city in Suffolk County, Massachusetts.
Chelsea 39,230 City in Suffolk County, Massachusetts, United States
Jamaica Plain 37,468 Neighborhood in Boston, Massachusetts, United States
Winthrop 18,446 City in Massachusetts

Suffolk County has 3 neighbours.

  • Boston

Demographics

The population of Suffolk County increased by 9.93% in 10 years.

Year Population % Change Method
2010 722,023 - census
2011 737,141 2.05% estimation process
2012 751,103 1.86% estimation process
2013 762,488 1.49% estimation process
2014 773,630 1.44% estimation process
2015 782,591 1.15% estimation process
2016 792,576 1.26% estimation process
2017 800,806 1.03% estimation process
2018 803,147 0.29% estimation process
2019 803,907 0.09% estimation process
2020 801,582 -0.29% estimation process
Map of countries with a smaller population than Suffolk County

Comitatul Suffolk, Comte de Suffolk, Comté de Suffolk, Condado de Suffolk, Condado han Suffolk, Contae Suffolk, Contea di Suffolk, Hrabstwo Suffolk, Okrug Safok, Quan Suffolk, Quận Suffolk, Saffolk, Saffolk srjan, Suffolk, Suffolk Kun, Suffolk Kūn, Suffolk konderria, Suffolk megye, Suffolki maakond, Sufolk, Swydd Suffolk, saffxlk khea n ti, safoku jun, saphaka ka'unti, sha fu ke xian, shhrstan safk masachwst, Округ Сафок, Саффолк, Съфолк, Սաֆֆոլկ շրջան, سفولک کاؤنٹی, سوفولک کاؤنٹی، میساچوسٹس, شهرستان سافک، ماساچوست, مقاطعة سوفولك, সাফক কাউন্টি, ซัฟฟอล์กเคาน์ตี, サフォーク郡, 沙福克縣

People born in Suffolk County (4)

People born in Suffolk County, including film producer Kenneth Macgowan, Massachusetts politician; United States senator James Lloyd, writer and psychiatrist Charles B. G. Murphy, .

List

  • Susanna Adams (daughter of U.S. president John Adams) she was born in 28/12/1768

Other places with the same name (2)

Massachusetts Other Counties (more counties)

County Name Population Title
Middlesex County 1,609,379 County in Massachusetts, United States
Worcester County 829,212 County in Massachusetts, United States
Essex County 791,263 County in Massachusetts, United States
Norfolk County 709,409 County in Massachusetts, United States
Boston 691,531 The twenty-first most populous city in the United States and the center of the Boston metropolitan area.
South Boston 571,281 Town in Halifax County, Virginia, United States
Bristol County 566,765 County in Massachusetts, United States
Plymouth County 523,738 County in Massachusetts, United States
Hampden County 463,986 County in Massachusetts, United States
Barnstable County 213,164 County in Massachusetts, United States
Worcester 184,570 The second most populous city in Massachusetts.
Hampshire County 161,401 County in Massachusetts, United States
Springfield 152,646 The fourth most populous city in Massachusetts.
Berkshire County 124,571 County in Massachusetts, United States
Cambridge 119,192 The most populous city in Middlesex County, Massachusetts.
Lowell 110,904 The third most populous city in Massachusetts.