Middlesex County, New Jersey


Middlesex County is a county located in the U.S. state of New Jersey, extending inland from the Raritan Valley region to the northern portion of the Jersey Shore. As of the 2020 United States census, the county was the state's third-most populous county with a population of 863,162, its highest decennial count ever and an increase of 53,304 from the 2010 census count of 809,858, which in turn reflected an increase of 59,696 from the 750,162 counted in the 2000 census. Middlesex is part of the New York metropolitan area. Many communities within the county serve as commuter towns to and from New York City and other points north. The county is part of the Central Jersey and North Jersey regions of the state.
The county is located in the middle of the Northeast megalopolis of the U.S. Its county seat is the city of New Brunswick, a center for the sciences, arts, and cultural activities, and the headquarters of the state's flagship academic institution, Rutgers University. The county's most populous place, with 107,588 residents as of the 2020 census, is Edison, while Township, Middlesex County, New Jersey|Monroe Township] covers the largest area of any municipality, at. Since the 2010 census, the state's center of population is in East Brunswick; the center of population for New Jersey has been in Middlesex County since the 1900 census. Middlesex County hosts an extensive transportation network, including several rail stations along the heavily traveled Northeast Corridor Line of the New Jersey Transit commuter rail system, as well as the intersection of the New Jersey Turnpike and the Garden State Parkway, the state's two busiest motor vehicle roadways, in Woodbridge Township. Middlesex County calls itself The Greatest County in the Land.
The county was primarily settled due to its optimal location along the Raritan River. Middlesex was originally formed as one of four administrative districts within Province of East Jersey in 1675, together with Bergen, Essex and Monmouth districts. Middlesex County was formed within East Jersey on March 7, 1683. The population increased so the county was partitioned on October 31, 1693, into the townships of Piscataway, Perth Amboy, and Woodbridge. Adjacent Somerset County was established on May 14, 1688, created from portions of Middlesex County.
The county's first court met in June 1683 in Piscataway, and held session at alternating sites over the next century in Perth Amboy, Piscataway, and Woodbridge before relocating permanently to New Brunswick in 1778. Despite its status as a residential, commercial, and industrial stronghold and a centrally accessible transportation hub, Middlesex is also home to an extensive public park system with expansive greenways, totaling more than. Middlesex County is most demographically notable as the U.S. county with the highest concentration of Indians in the [New York City metropolitan area|Asian Indians], at nearly 20% in 2020, spanning the county's boundaries between Little India, Edison/Iselin in the north and Monroe Township at its southern tip.

Geography and climate

Middlesex has a hot-summer humid continental climate which borders a humid subtropical climate on Raritan Bay and Arthur Kill. Average monthly temperatures in downtown New Brunswick range from in January to in July, while in South Amboy they range from in January to in July. In recent years, average temperatures in the county seat of New Brunswick have ranged from a low of in January to a high of in July, although a record low of was recorded in January 1984 and a record high of was recorded in July 1999. Average monthly precipitation ranged from in February to in July.
According to the U.S. Census Bureau, as of the 2020 Census, the county had a total area of, of which was land and was water. The county is named after the historic English county of Middlesex.
Bisected by the Raritan River, the county is topographically typical of Central Jersey in that it is largely flat. The majority of the county is located on the inner coastal plain, with the remainder of the county being located on the Eastern Piedmont. The elevation ranges from sea level to above sea level on a hill scaled by Major Road/ Sand Hill Road near Route 1 in New Jersey|Route 1] in South Brunswick Township.
Another area with higher elevation in the county is the Perth Amboy Moraine, left by the southern limit of the Laurentide Ice Sheet. Only the far northeastern area of the county was glaciated, and the Perth Amboy Moraine stretches from Perth Amboy, through Woodbridge, Edison and Metutchen, and stradles the border of Edison and South Plainfield before exiting the county. The area includes peaks of over 200 feet.

Demographics

Indian community

Middlesex County is prominently known for its significant concentration of Indians. The growing Little India is a Desi-focused commercial strip in Middlesex County, the U.S. county with the highest concentration of Indians. The Oak Tree Road strip runs for about one-and-a-half miles through Edison and neighboring Iselin in Woodbridge Township, near the area's sprawling Chinatown and Koreatown, running along New Jersey Route 27. It is the largest and most diverse Desi cultural hub in the United States. Monroe Township in Middlesex County has experienced a particularly rapid growth rate in its Indian American population, with an estimated 5,943 as of 2017, which was 23 times the 256 counted as of the 2000 Census; and Diwali is celebrated by the township as a Hindu holiday. Carteret's Punjabi Sikh community, variously estimated at upwards of 3,000, is the largest concentration of Sikhs in New Jersey. In Middlesex County, election ballots are printed in English, Spanish, Gujarati, Hindi, and Punjabi.

Jewish community

Along with other counties in New Jersey, Middlesex is also home to a large Jewish community, especially Orthodox. The world's largest Jewish gathering outside of Israel occurred in Edison on December 1, 2024.

2020 census

As of the 2020 census, the county had a population of 863,162, a median age of 38.8 years, 21.2% of residents under the age of 18, and 15.2% of residents aged 65 years or older; for every 100 females there were 95.9 males, and for every 100 females age 18 and over there were 93.6 males age 18 and over.
Those residents lived in 300,547 households, including 209,808 families, resulting in a population density of and 315,521 housing units at an average density of.
4.7% of the housing units were vacant, and of the occupied units 61.8% were owner-occupied while 38.2% were renter-occupied; the homeowner vacancy rate was 1.1% and the rental vacancy rate was 5.5%.
34.8% of households had children under the age of 18 living with them, 54.1% were married couples living together, 15.6% had a male householder with no spouse or partner present, and 25.1% had a female householder with no spouse or partner present.
About 22.2% of all households were made up of individuals, 9.7% had someone living alone who was 65 years of age or older, the average household size was 2.80, and the average family size was 3.32.
The county's racial makeup was 41.9% White, 9.8% Black or African American, 0.5% American Indian and Alaska Native, 26.5% Asian, <0.1% Native Hawaiian and Pacific Islander, 12.2% from some other race, and 9.1% from two or more races. Hispanic or Latino residents of any race comprised 22.4% of the population.
99.0% of residents lived in urban areas, while 1.0% lived in rural areas.
The county's median household income was $93,418, and the median family income was $107,149. About 8.8% of the population were below the poverty line, including 11.1% of those under age 18 and 8.8% of those age 65 or over.

2010 census

The 2010 United States census counted 809,858 people, 281,186 households, and 203,016 families in the county. The population density was 2,621.6 per square mile. There were 294,800 housing units at an average density of 954.3 per square mile. The racial makeup was 58.60% White, 9.69% Black or African American, 0.34% Native American, 21.40% Asian, 0.03% Pacific Islander, 6.99% from other races, and 2.95% from two or more races. Hispanic or Latino of any race were 18.40% of the population.
Of the 281,186 households, 34.4% had children under the age of 18; 55.9% were married couples living together; 11.8% had a female householder with no husband present and 27.8% were non-families. Of all households, 22.5% were made up of individuals and 8.9% had someone living alone who was 65 years of age or older. The average household size was 2.8 and the average family size was 3.29.
22.9% of the population were under the age of 18, 10.2% from 18 to 24, 28.3% from 25 to 44, 26.3% from 45 to 64, and 12.3% who were 65 years of age or older. The median age was 37.2 years. For every 100 females, the population had 96.4 males. For every 100 females ages 18 and older there were 94 males.

Economy

The Bureau of Economic Analysis calculated that the county's gross domestic product was $59.0 billion in 2021, which was ranked second in the state and was a 6.8% increase from the prior year.
Major non-governmental employers in Middlesex County include the following, grouped by ranges of employees:

History

Clay was once frequently mined in Middlesex County, with mining across the Raritan Formation continuing until the late twentieth century. Clay mining activity north of the Raritan River was particularly active near Woodbridge.

Etymology

Middlesex County is named after the historic county of the same name in England.

Government

County government

Middlesex County is governed by a Board of Commissioners, which is comprised of seven members who are elected at-large on a partisan basis to serve three-year terms of office on a staggered basis, with either two or three seats coming up for election each year as part of the November general election. At an annual reorganization meeting held in January, the board selects from among its members a Commissioner Director and deputy director. The Commissioner Director appoints commissioners to serve as chairpersons and members on the various committees which oversee county departments. Middlesex County also elects three "constitutional officers" whose existence is laid out in the New Jersey Constitution. The County Clerk and Surrogate serve five-year terms and the Sheriff serves a three-year term of office. In 2016, freeholders were paid $23,438 and the freeholder director was paid an annual salary of $24,428, though Ronald Rios has accepted a salary of $8,340 as director.
, Middlesex County's Commissioners are:
CommissionerParty, Residence, Term
Director Ronald G. RiosD, Carteret, 2027
Deputy Director Shanti NarraD, North Brunswick, 2027
Claribel A. "Clary" Azcona-BarberD, New Brunswick, 2025
Charles KennyD, Woodbridge Township, 2025
Leslie KoppelD, Monroe Township, 2026
Chanelle Scott McCullumD, Piscataway, 2025
Charles E. TomaroD, Edison, 2026

Article VII Section II of the New Jersey State Constitution requires each county in New Jersey have three elected administrative officials known as "constitutional officers." These officers are the County Clerk and County Surrogate and the County Sheriff. Middlesex county's constitutional officers are:
TitleRepresentative
County ClerkNancy Pinkin
SheriffMildred S. Scott
SurrogateClaribel Cortes

Republicans have not won countywide in Middlesex County since 1991. The Middlesex County Prosecutor has been Yolanda Ciccone since June 2020. Middlesex County constitutes Vicinage 8 of the New Jersey Superior Court; the vicinage is seated at the Middlesex County Courthouse, at 56 Paterson Street in New Brunswick. The Middlesex Vicinage also has facilities for the Family Part at the Middlesex County Family Courthouse at 120 New Street, also in New Brunswick; there are also other facilities in New Brunswick and Perth Amboy for Probation. The Assignment Judge for Vicinage 8 is Alberto Rivas.

Federal representatives

The 6th and 12th congressional districts cover the county.

State representatives

The 25 municipalities of Middlesex County are part of seven legislative districts.
DistrictSenatorAssemblyMunicipalities
12thOwen Henry (R)Alex Sauickie
Robert D. Clifton
Helmetta, Old Bridge, and Spotswood. The remainder of this district covers portions of Burlington County, Monmouth County and Ocean County.
14th legislative district|14th]Linda R. Greenstein (D)Wayne DeAngelo
Tennille McCoy
Cranbury Township, Jamesburg, Monroe Township, and Plainsboro. The remainder of this district covers portions of Mercer County.
16th legislative district|16th]Andrew Zwicker Mitchelle Drulis
Roy Freiman
South Brunswick. The remainder of this district covers portions of Hunterdon County, Mercer County, and Somerset County.
17th legislative district|17th]Bob Smith Kevin Egan
Joseph Danielsen
New Brunswick, North Brunswick, and Piscataway. The remainder of this district covers portions of Somerset County.
18th legislative district|18th]Patrick J. Diegnan Robert Karabinchak
Sterley Stanley
East Brunswick, Edison, Highland Park, Metuchen, Milltown, South Plainfield, and South River.
19th legislative district|19th]Joe F. Vitale Craig Coughlin
Yvonne Lopez
Carteret, Perth Amboy, Sayreville, South Amboy, and Woodbridge.
21st legislative district|21st]Jon Bramnick Nancy Munoz
Michele Matsikoudis
Dunellen and Middlesex Borough. The remainder of this district covers portions of Somerset County, Morris County, and Union County.

Law enforcement

Thomas N. Acken served as the sheriff in 1891. Joseph Spicuzzo served in 2014 and was arrested for bribery. Mildred S. Scott is the current county sheriff, she was sworn in on January 1, 2011, as the first female sheriff of Middlesex County and the first African-American sheriff in the state of New Jersey.

Politics

After being a Republican stronghold in the late 19th and early 20th centuries, Middlesex County leaned Democratic for much of the 20th century, beginning with Franklin Roosevelt's victory in the county in 1932. Throughout the twentieth century, in close elections, the county would always vote Democratic, sometimes by solid margins, but the county was willing to flip Republican in the midst of nationwide Republican landslides in the 1970s and 1980s. Since 1992, the county has always voted Democratic, however, the 2024 election saw the Democratic margin held to the single digits for the first time since 1992. As of August 1, 2020, there were a total of 545,795 registered voters in Middlesex County, of which 229,982 were registered as Democrats, 84,258 were registered as Republicans and 224,058 were registered as Unaffiliated. There were 7,497 voters registered to other parties.

Education

Higher education

K-12 schools

School districts, all PreK/K-12, include:

Infrastructure

Transportation

Roads and Highways

Middlesex County hosts various county roads, state routes, US routes, and interstate highways, as well as toll highways., the county had a total of of roadways, of which were maintained by the municipality, by Middlesex County and by the New Jersey Department of Transportation, by the New Jersey Turnpike Authority and by the Port Authority of New York and New Jersey.
County roads include CR 501, CR 514, CR 516, CR 520, CR 522, CR 527, CR 529, CR 531, CR 535, and CR 539.
The state routes are: Route 18, Route 26, Route 27, Route 28, Route 32, Route 33, Route 34, Route 35, Route 91, Route 171, Route 172, Route 184 and Route 440.
U.S. Routes include: Route 1, Route 9 in New Jersey|Route 9], Route 1/9 and Route 130.
File:Driscoll-Viesser-Edison Bridges - August 30, 2020.jpg|thumb|The Governor Alfred E. Driscoll Bridge on the Garden State Parkway crosses the Raritan River near its mouth at the Raritan Bay. The bridge, connecting the communities of Woodbridge Township to the north and Sayreville to the south, is the world's widest and one of the busiest motor vehicle bridges
The county also includes some limited access highways and Interstates as well. Middlesex County hosts the southern end of I-287 which turns into Route 440 that connects to the Outerbridge Crossing. The Garden State Parkway passes through the eastern part of the county, which features nine interchanges and the northern start/end of the split-roadways. The New Jersey Turnpike carries I-95 through the center of the county. The Turnpike has five interchanges in Middlesex County: Exit 12 in Carteret, Exit 11 in Woodbridge, Exit 10 in Edison, Exit 9 in East Brunswick and Exit 8A in Monroe Township.
The New Jersey Department of Transportation has upgraded the Route 18 "avenue" to a freeway between the Route 1 interchange all the way up to the new 18 Extension in Piscataway.
The Turnpike Authority planned to build Route 92, which was to start near the intersection of Ridge Road & Route 1 in South Brunswick to Interchange 8A in Monroe Township. This plan was cancelled on December 1, 2006.
The southern end of the "dual-dual" configuration used to be one mile south of Interchange 8A at the border of Cranbury and Monroe Township. It was relocated to Exit 6 in Burlington County, New Jersey|Mansfield Township] in Burlington County after the Turnpike widening project was completed in early November 2014.

Public transportation

provides Middlesex County with frequent commuter rail service along the North Jersey Coast Line, Northeast Corridor Line, and Raritan Valley Line. The North Jersey Coast Line runs through the eastern part of the county. The Northeast Corridor Line runs through the northern and central part of the county. The Raritan Valley Line serves Dunellen and is accessible to other communities along the county's northern border with Union and Somerset counties.
Intercity rail service is provided by Amtrak. The routes that run through Middlesex County are the Acela Express, Keystone, Northeast Regional, and Vermonter services, although only the Keystone and Northeast Regional have regular stops within Middlesex County, at either New Brunswick or Metropark station. The Acela service also occasionally stops at Metropark.
Bus service in Middlesex County is provided by New Jersey Transit, Coach USA's Suburban Transit, the extensive Rutgers Campus bus network, the MCAT shuttle system, and DASH buses. There are bus routes that serve all townships in the county on weekdays, and studies are being conducted to create the New Brunswick Bus Rapid Transit system.

Healthcare

The county offers more than 1,900 inpatient beds among five major hospitals.
HospitalTownTypeBedsHealth Network
JFK Medical CenterEdisonAcute498Hackensack Meridian Health
PSE&G Children's Specialized HospitalNew BrunswickPediatric Rehabilitation140RWJBarnabas Health
Raritan Bay Medical Center (Old Bridge)Old BridgeAcute113Hackensack Meridian Health
Raritan Bay Medical Center (Perth Amboy)Perth AmboyAcute388Hackensack Meridian Health
Robert Wood Johnson University HospitalNew BrunswickMajor Teaching465RWJBarnabas Health
The [Bristol-Myers Squibb Children's Hospital]New BrunswickAcute Pediatric105RWJBarnabas Health
Rutgers Cancer Institute of New JerseyNew BrunswickResearch, CancerRWJBarnabas Health
St. Peter's University HospitalNew BrunswickAcute Teaching478Saint Peters HCS
Princeton Medical Center">Princeton Public Schools">Princeton Medical CenterPlainsboroAcute Teaching305Penn Medicine

Municipalities

The 25 municipalities in Middlesex County are: Other, unincorporated communities in the county are listed next to their parent municipality. Many of these areas are census-designated places that have been defined by the United States Census Bureau for enumeration purposes within a Township and for which 2010 population data is included in parentheses.
[Image:Middlesex County, New Jersey Municipalities.png|thumb|upright=1.35|left|Index map of County municipalities (see map key index in table below)]
MunicipalityMap
key
Municipal
type
PopulationHousing
units
Total
area
Water
area
Land
area
Pop.
density
Housing
density
School DistrictUnincorporated communities
Carteret1Borough25,3268,1485.000.584.425,171.11,844.4CarteretChrome
Carteret, New Jersey|West Carteret]
Cranbury24Township3,8421,37113.400.1513.25291.2103.5Princeton
Cranbury
Cranbury CDP
Cranbury Station
Wyckoffs Mills
Dunellen14Borough7,6372,6831.050.001.056,894.82,559.7Dunellen
East Brunswick20Township49,71517,36722.270.5721.702,189.6800.4East BrunswickBrookview
Dunhams Corner
Fairview Knolls
Farrington Lake Heights
Gillilandtown
Halls Corner
Herberts
Jamesburg Park
Lawrence Brook Manor
Newton Heights
Old Bridge
Orchard Heights
Patricks Corner
Paulas Corner
Tanners Corner
Washington Heights
Westons Mills
Edison17Township107,58836,30230.640.7029.943,339.01,212.5Edison TownshipBonhamtown
Clara Barton
Greensand
Haven Homes
Lahiere
Lincoln Park
Lindenau
Martins Landing
Menlo Park
New Dover
New Durham
Nixon
North Edison
Oak Tree
Phoenix
Potters
Pumptown
Raritan Manor
Rutgers University-Livingston Campus CDP
Sand Hills
Stelton
Valentine
Washington Park
Helmetta7Borough2,4559200.910.060.852,562.91,082.6Spotswood
Highland Park11Borough15,0726,2031.820.011.817,728.13,428.5Highland Park
Jamesburg8Borough5,7832,2670.880.010.886,741.82,583.9Monroe Township
Jamesburg
Metuchen12Borough15,0495,4402.770.002.764,910.41,967.9MetuchenJefferson Park
Robinvale
Middlesex15Borough14,6365,1483.540.023.523,876.21,463.5Middlesex
Milltown9Borough7,0372,6981.600.041.554,443.01,739.0Spotswood
Milltown
Monroe Township23Township48,59418,00242.230.2641.97932.3428.9Monroe TownshipApplegarth
Clearbrook
Clearbrook CDP
Concordia CDP
Encore at Monroe CDP
Forsgate CDP
Gravel Hill
Half Acre
Hoffman
Jamesburg Gardens
Matchaponix
Middlesex Downs
Monroe Manor CDP
Mounts Mills
Old Church
Outcalt
The Ponds CDP
Prospect Plains
Regency at Monroe CDP
Renaissance at Monroe CDP
Rossmoor CDP
Shore Road Estates
Spotswood Manor
Stonebridge CDP
Texas
Tracy
Union Valley
Whittingham CDP
Wyckoffs Mills
New Brunswick10City55,26615,0535.790.565.2310,556.42,879.7New BrunswickEdgebrook
Feaster Park
Lincoln Park
Raritan Gardens
Westons Mills
North Brunswick21Township43,90515,04512.270.2712.003,396.21,254.1North Brunswick TownshipAdams
Berdines Corner
Black Horse
Franklin Park
Georges Road
Maple Meade
Patricks Corner
Red Lion
Old Bridge19Township66,87624,63840.782.7238.061,717.7647.3Old Bridge TownshipBrowntown
Brownville CDP
Brunswick Gardens
Cheesequake
Cottrell Corners
Laurence Harbor CDP
Madison Park CDP
Matchaponix
Moerls Corner
Morristown
Old Bridge CDP
Parlin
Redshaw Corner
Runyon
Sayerwood South
South Old Bridge
Texas
Perth Amboy2City55,43616,5565.961.264.7010,806.83,521.0Perth AmboyBarber
Harbor Terrace
John J Delaney Homes
Maurer
William Dunlap Homes
Piscataway16Township60,80417,77719.030.1918.832,975.5943.8Piscataway TownshipFieldville
New Market
Newtown
Stelton, New Jersey|North Stelton]
Possumtown
Randolphville
Raritan Landing
Riverview Manor
Rutgers University-Busch Campus CDP
Rutgers University-Livingston Campus CDP
Society Hill CDP
Plainsboro25Township24,08410,08912.210.4211.781,951.6856.1West Windsor-Plainsboro
Plainsboro Center CDP
Princeton Meadows CDP
Schalks
Scotts Corner
Sayreville4Borough45,34516,39318.702.8615.842,695.71,034.8SayrevilleCrossmans
Ernston
Gillespie
Laurel Park
MacArthur Manor
Melrose
Morgan
Morgan Heights
Parlin
Sayreville, New Jersey|Phoenix]
Runyon
Sayre Woods
Sayreville Junction
Sayreville Station
South Amboy3City9,4113,5762.691.151.555,577.12,310.7South AmboyMechanicsville
Thomas J Dohany Homes
South Brunswick22Township47,04315,70841.040.3940.651,068.1386.4South BrunswickCottageville
Dayton CDP
Deans CDP
Franklin Park
Fresh Ponds
Heathcote CDP
Kendall Park CDP
Kingston CDP
Little Rocky Hill
Monmouth Junction CDP
South Brunswick, New Jersey|Sand Hills]
South Brunswick Terrace
South Plainfield13Borough24,3388,0938.360.038.332,808.5971.9South PlainfieldAvon Park
Samptown
South River5Borough16,1185,9572.920.152.775,781.42,151.4South RiverNewton Heights
Spotswood6Borough8,1633,2422.470.202.273,642.21,430.1SpotswoodSpotswood, New Jersey|East Spotswood]
Outcalt
Woodbridge18Township103,63936,12424.511.2923.214,290.01,556.2Woodbridge TownshipAvenel CDP
Boynton Beach
Colonia CDP
Edgars
Fords CDP
Hazelton
Hopelawn CDP
Iselin CDP
Keasbey CDP
Lynn Woodoaks
Menlo Park Terrace CDP
Port Reading CDP
Sand Hills
Sewaren CDP
Shore View
Woodbridge CDP
Woodbridge Oaks

Parks and recreation

  • Donaldson Park
  • Carteret Park
  • Carteret Waterfront Park
  • Edison Park
  • Fords Park
  • Johnson Park
  • Medwick Park
  • Merrill Park
  • Raritan Bay Waterfront Park
  • Roosevelt Park
  • Spring Lake Park
  • Thompson Park
  • Warren Park
  • Old Bridge Waterfront Walkway
  • Alvin P. Williams Memorial Park
  • Ambrose & Doty's Brooks Park
  • Davidson's Mill Pond Park
  • Ireland Brook Park
  • Jamesburg Park Conservation Area
  • John A. Phillips Open Space Preserve
  • John A. Phillips Park
  • Catherine Von Ohlen Park