county

Middlesex County, NJ

Demographic and economic profile of Middlesex County, NJ, sourced from the US Census Bureau (American Community Survey) via Data USA.

AI Overview

Middlesex County anchors New Jersey's pharmaceutical and life sciences corridor, with a highly educated workforce of roughly 890,000 residents — 45.1% holding a bachelor's degree or higher — and median worker earnings of $54,409 against a GDP per capita of $77,382, signaling substantial economic output relative to individual pay. The county grew 4.2% over five years and posts a median household income of $111,549, though median home values of $439,300 and median gross rent of $1,810/month reflect elevated occupancy costs. A foreign-born population share of 35.4% and a mean commute of 31.9 minutes are distinctive structural characteristics of the local labor market.

Claude Sonnet 4.6 · generated Jul 6, 2026 · derived from cached Census, BEA & ACS data on this page

Population

890,119

Data USA · as of 2024

Median Household Income

$111,549

Data USA · as of 2024

Median Age

39.5 yrs

Data USA · as of 2024

Population Growth (5-year)

+4.2% since 2018

Middlesex County added population at this rate over the prior 5-year ACS5 window.

Demographics

Race & Ethnicity

  • White Alone356,769 (40.9%)
  • Asian Alone222,566 (25.5%)
  • Some Other Race Alone103,095 (11.8%)
  • Black or African American Alone90,902 (10.4%)
  • Two Races Including Some Other Race63,066 (7.2%)
  • Two Races Excluding Some Other Race, & Three or More Races25,589 (2.9%)

Data USA · as of 2024

Top Languages Spoken at Home

  1. 1.Spanish148,944
  2. 2.Other Indo-European108,919
  3. 3.Other Asian and Pacific Island39,783
  4. 4.Chinese (incl. Mandarin, Cantonese)22,265
  5. 5.Russian, Polish, or other Slavic17,404

Census ACS · as of 2023

Population Under 18

21.6%

Census ACS · as of 2023

Working-Age (18–64)

62.6%

Census ACS · as of 2023

Population 65 and Over

15.8%

Census ACS · as of 2023

Foreign-Born Population

35.4%

Data USA · as of 2024

Veterans

20,594

Data USA · as of 2024

Economy

GDP per Capita

$77,382

Data USA · as of 2023

Cost of Living Index

—

Not yet cached

Per Capita Income

$49,417

Census ACS · as of 2023

Unemployment Rate

6.4%

Census ACS · as of 2023

Poverty Rate

8.5%

Census ACS · as of 2023

Top Industries

  1. 1.Educational Services, & Health Care & Social Assistance102,513
  2. 2.Professional, Scientific, & Management, & Administrative & Waste Management Services70,421
  3. 3.Retail Trade (Group)45,787
  4. 4.Manufacturing (Group)42,123
  5. 5.Finance & Insurance, & Real Estate & Rental & Leasing41,799

Data USA · as of 2024

Top Occupations

  1. 1.Management, Business, Science, & Arts Occupations219,476
  2. 2.Sales & Office Occupations84,256
  3. 3.Production, Transportation, & Material Moving Occupations59,715
  4. 4.Service Occupations55,948
  5. 5.Natural Resources, Construction, & Maintenance Occupations23,792

Data USA · as of 2024

Specialized Industries (Location Quotient)

  1. 1.Wholesale Trade (LQ 1.42×)14,286
  2. 2.Transportation, Warehousing, & Utilities (LQ 1.41×)35,879
  3. 3.Finance, Insurance, & Real Estate (LQ 1.40×)40,717
  4. 4.Information (LQ 1.32×)10,808
  5. 5.Professional, Scientific, & Management (LQ 1.30×)69,930

Census ACS · as of 2023

Housing

Median Home Value

$439,300

Census ACS · as of 2023

Median Gross Rent

$1,810/mo

Census ACS · as of 2023

Homeownership Rate

63.6%

Data USA · as of 2024

Home Value Distribution

  • $500,000 to $749,99955,950 (28.6%)
  • $400,000 to $499,99947,067 (24.0%)
  • $300,000 to $399,99938,850 (19.8%)
  • $750,000 to $999,99918,095 (9.2%)
  • $250,000 to $299,9999,170 (4.7%)
  • $200,000 to $249,9997,484 (3.8%)

Data USA · as of 2024

Education

Bachelor's Degree or Higher

45.1%

Census ACS · as of 2023

High School Diploma or Higher

89.3%

Census ACS · as of 2023

Workforce

Labor Force Participation

66.9%

Census ACS · as of 2023

Median Worker Earnings

$54,409

Census ACS · as of 2023

Mean Commute Time

31.2 min

Data USA · as of 2024

Households Without a Vehicle

8.0%

Census ACS · as of 2023

How People Get to Work

  • Drove Alone264,426 (61.3%)
  • Worked At Home77,949 (18.1%)
  • Carpooled34,848 (8.1%)
  • Public Transit25,244 (5.9%)
  • Walked12,454 (2.9%)
  • Other9,555 (2.2%)

Data USA · as of 2024

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Data: US Census Bureau American Community Survey, served via Data USA and the Census Bureau API. See each metric tile for the specific dataset.