is a county
located in the U.S. state
of New Jersey
. As of the United States 2000 Census
, the population was 750,162. It is part of the New York Metropolitan Area
and its county seat
is New Brunswick
. The center of population
for New Jersey is located in Middlesex County, in the town of East Brunswick
, just east of the New Jersey Turnpike
(see map of location
). The county ranks 63rd in the United States among the highest-income counties by medium household.
According to the U.S. Census Bureau
, the county has a total area of 323 square miles
), of which, 310 square miles (802 km²) of it is land and 13 square miles (33 km²) of it (3.97%) is water.
Bisected by the Raritan River, the county is topographically typical of Central Jersey in that it is largely flat, with minimal relief. The highest point is a hill scaled by Major Rd. near Rt. 1 in South Brunswick Township of approximately 300 feet (91.4 m) above sea level; the low elevation is sea level.
As of the census
of 2000, there were 750,162 people, 265,815 households, and 190,855 families residing in the county. The population density
was 2,422 people per square mile (935/km²). There were 273,637 housing units at an average density of 884 per square mile (341/km²). The racial makeup of the county was 68.42% White
, 9.13% Black
or African American
, 0.20% Native American
, 13.89% Asian
, 0.04% Pacific Islander
, 5.71% from other races
, and 2.60% from two or more races. 13.59% of the population were Hispanic
of any race. 15.0% were of Italian
, 9.8% Irish
, 8.0% Polish
and 6.2% German
ancestry according to Census 2000
There were 265,815 households out of which 34.20% had children under the age of 18 living with them, 57.00% were married couples living together, 10.80% had a female householder with no husband present, and 28.20% were non-families. 22.40% of all households were made up of individuals and 8.70% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 3.23.
In the county the population was spread out with 23.70% under the age of 18, 9.50% from 18 to 24, 32.80% from 25 to 44, 21.70% from 45 to 64, and 12.30% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 96.40 males. For every 100 females age 18 and over, there were 93.50 males.
The median income for a household in the county was $61,446, and the median income for a family was $70,749. Males had a median income of $49,683 versus $35,054 for females. The per capita income for the county was $26,535. About 4.20% of families and 6.60% of the population were below the poverty line, including 7.20% of those under age 18 and 6.00% of those age 65 or over.
Middlesex County is governed by a seven-member Board of Chosen Freeholders
. The Freeholders are elected at-large to staggered three-year terms in the November general election. In January of each year, the Board reorganizes, selecting one Freeholder to be Freeholder Director and another to be Freeholder Deputy Director. The Freeholder Director appoints Freeholders to serve as Chairpersons and members on the various committees which oversee county departments.
As of 2008, Middlesex County's Freeholders are:
In the 2004 U.S. Presidential election
, John Kerry
carried the county by a 13.6% margin over George W. Bush
, with Kerry carrying the state by 6.7% over Bush.
Middlesex County hosts various state routes, US Routes, Interstates and toll highways. The state routes are: Route 18
, Route 26
, Route 27
, Route 28
, Route 32
, Route 33
(only in Monroe
), Route 34
(only in Old Bridge
), Route 35
, Route 91
, Route 171
and Route 440
US Routes include: U.S. Route 1, U.S. Route 9, U.S. Route 1/9, and U.S. Route 130.
Middlesex hosts a few highways/interstates as well. Middlesex County hosts the southern end of the Middlesex Freeway (Interstate 287) which then turns into the Middlesex Frwy Ext. (NJ 440), which connects to the Outerbridge Crossing. The Garden State Parkway passes through the eastern edge of the county, which features the northern start/end of the split-roadways (Express & Local Lanes). The New Jersey Turnpike carries Interstate 95 through the county. The Turnpike hosts the southern start/end of the "dual-dual" configuration (inner car lanes and outer truck lanes) in Cranbury Township/Monroe Township.
The NJDOT is currently upgrading the Route 18 "avenue" to a freeway between the Route 1 interchange all the way up to the new 18 Extension in Piscataway Township. The NJTPA planned to build Route 92, which was to start near the intersection of Ridge Road & Route 1 in South Brunswick Township to Interchange 8A in Monroe Township. This plan was cancelled on December 1, 2006. Instead, the TPA will extend the "dual-dual" from Monroe Township, south to the interchange with the Pennsylvania Extension (Exit 6) in Mansfield Township.
Middlesex County is served by New Jersey Transit
for rail service and both New Jersey Transit and Coach USA
for bus service. There are bus routes that serve all townships in the county. The main rail lines that serve Middlesex are: 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 some communities along the county's northern border with Union County
Intercity rail service is also provided by Amtrak. The routes that runs through Middlesex are Acela Express, Keystone, Regional, and Vermonter services.
Major non-governmental employers in Middlesex County include the following, grouped by ranges of employees:
- 9,010: Rutgers, The State University
- 3,500 - 3,749: Bristol-Myers Squibb
- 3,000 - 3,249: Merrill Lynch & Company
- 2,750 - 2,999: Johnson & Johnson, Prudential Insurance Company, Robert Wood Johnson University Hospital, Silverline Building Products, St. Peter's University Hospital, Telcordia Technologies
- 2,500 - 2,749: JFK Medical Center, Raritan Bay Medical Center
- 2,000 - 2,249: Pathmark
- 1,750 - 1,999: Home Depot, United Parcel Service
- 1,500 - 1,749: Amerada Hess Corporation, Dow Jones & Company, Siemens AG
- 1,250 - 1,499: AT&T, Engelhard Corporation
- 1,000 - 1,249: Aetna, Fujitsu
The following is a list of the municipalities in Middlesex County. Other, unincorporated areas in the county are listed below their parent municipality (or municipalities, as the case may be). Most of these areas are census-designated places that have been created by the United States Census Bureau for enumeration purposes within a Township. Other communities and enclaves that exist within a municipality are marked as non-CDP next to the name.