Middlesex County , New Jersey

County in New Jersey, United States

Middlesex County, NJ locator map
Location of Middlesex County, NJ on New Jersey map.

About

Middlesex County is a county located in the U.S. state of New Jersey. As of the 2010 census, the population was 809,858 and a population density of 970 people per km². After 9 years in 2019 county had an estimated population of 825,062 inhabitants. Its county seat is New Brunswick. The county was created 338 years ago in 1683.

The county has a total area of 322.40 square miles (835 km2).

Middlesex County, NJ Quick Facts

Population : 825,062 (2019)
Country : United States of America
State : New Jersey
Different from : Middlesex County
Twitter username : middlesexcntynj
Area : 835 km2
Water as percent of area : 4.31
Named for : Middlesex
Capital : New Brunswick
Establishment : March 03, 1683
Time Zone : Eastern Time Zone
Local time : 07:35:15 (8th March 2021)
Density : 988 Pop. per km² as of 2019
Population growth : 1.84% (2010-2019)

Middlesex County map

Middlesex County, NJ has 5 neighbors .

  • Monmouth County county in New Jersey, United States
  • Mercer County
  • Richmond County
  • Union County
  • Somerset County

  • New Brunswick

Year Population Method
2010 809,858 census
2011 815,198 estimation process
2012 819,344 estimation process
2013 821,743 estimation process
2014 824,160 estimation process
2015 825,546 estimation process
2016 825,457 estimation process
2017 827,363 estimation process
2018 826,172 estimation process
2019 825,062 estimation process

The population of Middlesex County increased by 1.84% in 9 years.

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People born in Middlesex County, NJ (4)

Many people were born here, including basketball player Andrew Bynum, politician James F. Randolph, politician Simon B. Conover, you can see a list of people who born in Middlesex County, NJ.

Middlesex County, NJ Populated Places (more)

Cities, Towns, Neighborhoods & Other Populated Places in Middlesex County, NJ.

City Name Population Title
Woodbridge 100,145 Census-designated place in New Jersey, United States
Edison 99,758 Township in Middlesex County, New Jersey, United States
Old Bridge 65,590 Census-designated place in Old Bridge Township, Middlesex County, New Jersey
Piscataway 56,837 Township in New Jersey, United States
New Brunswick 55,676 City in and county seat of Middlesex County, New Jersey, United States
Perth Amboy 51,390 City in New Jersey
East Brunswick 47,611 Township in Middlesex County, New Jersey
Sayreville 44,173 Borough of New Jersey
South Plainfield 24,052 Borough in Middlesex County, New Jersey
Carteret 23,408 Borough in Middlesex County, New Jersey, United States
Plainsboro 22,884 Township in Middlesex County, New Jersey
Morristown 19,261 Town in Morris County, New Jersey, USA
South River 15,779 Borough in Middlesex County, New Jersey
Metuchen 14,543 Borough in New Jersey, United States
Middlesex 13,679 Borough in New Jersey, USA
South Amboy 9,176 City in New Jersey

New Jersey Other Counties (more counties)

County Name Population Title
Somerset 965,424 Community in Franklin Township, New Jersey
Bergen County 932,202 County in New Jersey, United States
Essex County 798,975 County in New York, United States
Hudson County 672,391 County in New Jersey, United States
Monmouth County 618,795 County in New Jersey, United States
Ocean County 607,186 County in New Jersey, United States
Union County 556,341 County in Oregon, United States
Camden County 506,471 County in Missouri, United States
Passaic County 501,826 County in New Jersey, United States
Morris County 491,845 County in New Jersey, United States
Burlington County 445,349 County in New Jersey, United States
Mercer County 367,430 County in West Virginia, United States
Somerset County 328,934 County in Maine, United States
Gloucester County 291,636 County in New Jersey, United States
Newark 282,011 Most populous city in the state of New Jersey, United States; county seat of Essex County, New Jersey
Atlantic County 263,670 County in New Jersey, United States