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COUNTY · 2020 ACS

Middlesex County

New Jersey · 863,162 residents · 309 sq mi
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The short version

Middlesex County is home to 863,162 people in New Jersey. 33% of residents were born outside the United States. 44% of adults hold a bachelor's degree or higher. Median household income runs $91,731, well clear of the $66,278 US median. Getting to work takes 34 minutes on average. Home values have more than doubled since 2000, reaching $351,400.

At a glance
Wealthier
above the US median
US median: $66,278
Mid-age
median age 38.8
US median: 38.8
More educated
44% hold a bachelor's degree
US average: 33%
Less affordable
home values up 42%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
863,162
+15%since 2000
from 750,162 in 2000
1990 – 2025
Median age
38.8
+9%since 2000
from 35.7 in 2000
US average: 38.8
Land area
309 sq mi
Population, 1990 – 2024
652K712K772K831K891K19902000201020202024Middlesex County
2024871K
1990201020202024
Age distribution, 2020
Under 55.2%(44,476)
US avg: 5.6%
5 to 95.9%(50,636)
US avg: 6.1%
10 to 146.3%(54,486)
US avg: 6.5%
15 to 197%(60,824)
US avg: 6.6%
20 to 247.2%(61,855)
US avg: 6.7%
25 to 3413.2%(113,728)
US avg: 13.5%
35 to 4413.7%(118,393)
US avg: 12.7%
45 to 5413.3%(114,516)
US avg: 12.3%
55 to 6413.1%(112,690)
US avg: 13.1%
65 to 748.9%(77,014)
US avg: 10%
75 to 844.4%(37,842)
US avg: 4.9%
85 and over1.9%(16,702)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$91,731
−1%inflation adjusted, since 2000
from $61,446 in 2000
US average: $66,278
1990 – 2024
Per capita income
$40,933
+54%since 2000
from $26,535 in 2000
US average: $35,364
Households earning $100K+
59.2%
+8.2 ptssince 2009
from 50.9% in 2009
US average: 43.9%
Poverty rate
8.7%
+2.1 ptssince 2000
from 6.6% in 2000
US average: 12.8%
Workforce by industry, 2020
Information10.4%
US avg: 11.1%
Other services9.1%
US avg: 6.6%
Retail trade8.6%
US avg: 10%
Finance & insurance8.1%
US avg: 5.5%
Public administration7.4%
US avg: 4.7%
Professional, scientific, technical7.4%
US avg: 4.7%
Wholesale trade5.1%
US avg: 6.7%
Transportation & warehousing3.6%
US avg: 2.5%
Arts, entertainment, food2.7%
US avg: 2%
Education & health services0.7%
US avg: 0.8%
Agriculture, forestry, fishing0.1%
US avg: 1.7%
Construction0.1%
US avg: 1.2%
Manufacturing0%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$351,400
+42%inflation adjusted, since 2000
from $164,400 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$1,495
+18%inflation adjusted, since 2000
from $845 in 2000
US average: $1,124
Owner-occupied
61.8%
−5.0 ptssince 2000
from 66.7% in 2000
38.2% rent
Persons per household
2.77 people
Unchangedsince 2009
from 2.77 people in 2009
US average: 2.61
Afford Score
3.8
−18%since 2009
from 4.6 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04

Race & ethnicity

2000
White, non-Hispanic61.9%(464,537)
Black8.6%(64,435)
Hispanic / Latino13.6%(101,940)
Asian13.8%(103,788)
Other0%
2020
White, non-Hispanic38.6%(333,158)
Black9.1%(78,719)
Hispanic / Latino22.4%(193,687)
Asian26.4%(227,973)
Other2.8%(23,964)
Segregation Score
37
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Puerto Rican5.7%(47,078)
Dominican5.1%(42,295)
South American3.4%(27,818)
Mexican3.1%(25,838)
Central American1.9%(15,900)
Colombian1.1%(8,855)
Peruvian1%(8,275)
Cuban0.8%(6,809)
Ecuadorian0.8%(6,521)
Honduran0.7%(5,987)
Salvadoran0.6%(4,649)
Spaniard0.3%(2,859)
+ 10 more hispanic origin groups with data
Guatemalan0.3%(2,612)
Argentine0.2%(1,767)
Nicaraguan0.1%(953)
Costa Rican0.1%(889)
Panamanian0.1%(757)
Venezuelan0.1%(633)
Uruguayan0.1%(629)
Chilean0.1%(429)
Bolivian0%(315)
Paraguayan0%(142)
Asian origin
Asian Indian16.3%(134,095)
Chinese3%(24,969)
Filipino1.8%(14,781)
Pakistani1.2%(9,707)
Korean0.8%(6,734)
Vietnamese0.2%(1,556)
Bangladeshi0.2%(1,365)
Taiwanese0.2%(1,319)
Sri Lankan0.2%(1,311)
Japanese0.1%(942)
Nepalese0.1%(736)
Indonesian0.1%(666)
+ 5 more asian origin groups with data
Thai0%(199)
Burmese0%(158)
Cambodian0%(24)
Malaysian0%(18)
Mongolian0%(15)
Pacific Islander origin
Chamorro0%(61)
Samoan0%(30)
Fijian0%(21)
Ancestry
Italian11.2%(92,142)
Irish8.9%(73,835)
German5.9%(48,679)
Polish5.5%(45,450)
American2.9%(24,130)
English2.2%(18,323)
Russian1.8%(15,032)
Hungarian1.7%(14,376)
Subsaharan African1.4%(11,399)
West Indian1.4%(11,221)
Egyptian1.2%(9,582)
Portuguese1.1%(8,879)
+ 50 more ancestry groups with data
Ukrainian0.9%(7,276)
French0.8%(6,342)
Greek0.6%(5,038)
Jamaican0.6%(5,010)
Scottish0.6%(4,939)
Slovak0.5%(4,075)
Nigerian0.4%(3,225)
Dutch0.4%(3,124)
Swedish0.3%(2,728)
Norwegian0.3%(2,495)
Austrian0.3%(2,366)
Guyanese0.3%(2,276)
Haitian0.3%(2,237)
Lithuanian0.3%(2,066)
Brazilian0.2%(2,028)
Danish0.2%(1,956)
Lebanese0.2%(1,789)
British0.2%(1,633)
Scotch-Irish0.2%(1,601)
Romanian0.2%(1,542)
Welsh0.2%(1,506)
Ghanaian0.2%(1,403)
Turkish0.2%(1,363)
French Canadian0.2%(1,331)
Czech0.2%(1,269)
Moroccan0.1%(898)
Belgian0.1%(857)
Swiss0.1%(839)
Armenian0.1%(778)
Arab0.1%(702)
Iranian0.1%(661)
Macedonian0.1%(608)
Jordanian0.1%(569)
Palestinian0.1%(549)
Canadian0.1%(515)
Kenyan0.1%(462)
Israeli0.1%(450)
Syrian0.1%(442)
Barbadian0.1%(419)
Serbian0%(350)
Croatian0%(347)
Finnish0%(308)
Ethiopian0%(257)
Iraqi0%(255)
Bulgarian0%(239)
Australian0%(189)
Latvian0%(167)
Slovene0%(93)
Section 05

Education

Bachelor's degree or higher
44.4%
+11.4 ptssince 2000
from 33.0% in 2000
US average: 32.9%
High school or higher
89.9%
+5.6 ptssince 2000
from 84.4% in 2000
US average: 88.5%
Graduate degree
17.9%
+5.4 ptssince 2000
from 12.5% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
34.3 min
+48%since 2000
from 23.1 min in 2000
US average: 26.9
Drive alone to work
70.4%
−2.9 ptssince 2009
from 73.3% in 2009
US average: 75.1%
No vehicle available
8.2%
−0.2 ptssince 2009
from 8.4% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
5.8%
−2.1 ptssince 2011
from 7.9% in 2011
US average: 5.4%
Labor force participation
65.1%
−1.8 ptssince 2011
from 66.9% in 2011
US average: 63.4%
Women 20-64 in the labor force
73.7%
US average: 73.3%
Management & professional
47.6%
+5.2 ptssince 2009
from 42.4% in 2009
US average: 39.3%
Section 08

People & community

Male
49.3%
Unchangedsince 2009
from 49.4% in 2009
Female
50.7%
Unchangedsince 2009
from 50.6% in 2009
Foreign born
32.9%
+5.3 ptssince 2009
from 27.6% in 2009
US average: 13.5%
Uninsured
6.8%
−6.2 ptssince 2013
from 13.0% in 2013
US average: 8.8%
Computer in household
93.5%
US average: 91.9%
Same house as last year
89.3%
US average: 86.2%
Marital status (2024)
Men 15+
Never married36.5%(129,433)
Married55.2%(195,712)
Widowed2.1%(7,483)
Divorced6.2%(21,863)
Women 15+
Never married31.4%(114,219)
Married51.4%(187,027)
Widowed8%(28,973)
Divorced9.2%(33,626)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
6.8%
−6.2 ptssince 2013
from 13.0% in 2013
US average: 8.8%
Employer-based
66.3%
US average: 55.4%
Direct-purchase
12.6%
US average: 13.7%
Medicare
15.5%
US average: 17.6%
Medicaid
13.6%
US average: 20.0%
VA health care
0.8%
US average: 2.3%
Any private
76.6%
US average: 68.1%
Any public
26.7%
US average: 35.2%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2020
Gulf War (2001 or later)15.6%(3,766)
US avg: 20.6%
Gulf War (1990s)11%(2,668)
US avg: 21.4%
Vietnam era36.4%(8,811)
US avg: 35.2%
Korean War11.6%(2,800)
US avg: 7.6%
World War II5.3%(1,272)
US avg: 2.9%

Share of the 24,204 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

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Head to head

Compare Middlesex County to nearby counties

MIDDLESEX COUNTY VS
Somerset County
Income$140,374+53%
Home value$552,100+57%
Population356,486−60%
SEE FULL COMPARISON →
MIDDLESEX COUNTY VS
Union County
Income$103,202+13%
Home value$529,200+51%
Population601,863−32%
SEE FULL COMPARISON →
MIDDLESEX COUNTY VS
Richmond County
Income$98,333+7%
Home value$675,500+92%
Population501,290−43%
SEE FULL COMPARISON →
MIDDLESEX COUNTY VS
Monmouth County
Income$124,845+36%
Home value$606,100+72%
Population651,035−26%
SEE FULL COMPARISON →
Frequently asked

How many people live in Middlesex County, New Jersey?

Middlesex County, New Jersey has about 863,162 residents according to the 2020 American Community Survey.

What is the median household income in Middlesex County, New Jersey?

The typical household in Middlesex County, New Jersey earns about $91,731 a year. Half of households make more than that, and half make less.

Is Middlesex County, New Jersey expensive?

In Middlesex County, New Jersey, the median home is worth about $351,400, and the typical rent is about $1,495 a month.

How educated are people in Middlesex County, New Jersey?

About 44.4% of adults age 25 and over in Middlesex County, New Jersey hold a bachelor's degree or higher.

What is the poverty rate in Middlesex County, New Jersey?

About 8.7% of people in Middlesex County, New Jersey live below the federal poverty line.

Has Middlesex County, New Jersey grown since 1990?

Yes, Middlesex County, New Jersey has grown since 1990. The population has added about 191,382 residents, a change of about 28 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →