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Jamesburg, New Jersey

Borough in Middlesex County, New Jersey

Population, 2000 to 2020−4.0%
5.7k5.8k5.9k6k6.1k2000: 6,02520002010: 5,91520102020: 5,78320206,0255,783
Population of Jamesburg at each census
CensusPopulation
20006,025
20105,915
20205,783

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, place level, state 34, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 34, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 34, retrieved November 14, 2026.

Jamesburg compared with its county and state
Jamesburg compared with its county and state, American Community Survey 2019-2023
MeasureJamesburgMiddlesex CountyNew Jersey
Population5,763861,5359,267,014
Median household income$117,719$109,028$101,050
Median age36.739.440.1
Median home value$344,900$439,300$427,600
Bachelor’s degree or higher32.0%45.1%42.9%
Foreign-born residents23.2%34.7%23.5%
Owner-occupied homes74.6%63.5%63.7%
Mean commute to work26.3 minutes31.9 minutes30.9 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 34, retrieved November 14, 2026.

Household income in Jamesburg
Under $50k18%
$50k to $100k25.9%
$100k to $150k22.4%
$150k to $200k22.1%
$200k and over11.7%

Median household income $117,719 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 34, retrieved November 14, 2026.

Housing tenure in Jamesburg
Owner occupied
1,510 units
Renter occupied
515 units
Vacancy rate
5.4%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 34, retrieved November 14, 2026.

Public schools in Jamesburg2
Public schools in Jamesburg, NCES directory 2023–2024
SchoolTypeGradesDistrict
John F. Kennedy Elementary SchoolPublicPre-K–5Jamesburg Public School District
Grace M. Breckwedel Middle SchoolPublic6–8Jamesburg Public School District

Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.

Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.

Community

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Jamesburg at a glance
Type
Borough
Land area
0.88 sq mi
Water area
0.01 sq mi
Population
5,869 (2024 estimate)
Households
2,025
Median age
36.7
Median household income
$117,719
Median home value
$344,900
Median gross rent
$1,841
Owner-occupied homes
74.6%
Bachelor’s degree or higher
32.0%
Foreign-born residents
23.2%
Mean commute to work
26.3 minutes
Census GEOID
3434890

Sources: Census Gazetteer 2025: places, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 34, retrieved November 14, 2026; American Community Survey 5-year data profile 2019–2023, place level, state 34, retrieved November 14, 2026.

ZIP codes and metro area
ZIP codes
08831
Metro area
New York-Newark-Jersey City, NY-NJ

Sources: Census 2020 ZCTA relationship file: ZCTAs to places, retrieved November 14, 2026; Census Gazetteer 2025: metropolitan and micropolitan areas, retrieved November 14, 2026.