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Green Brook Township, New Jersey

Township in Somerset County, New Jersey

Population, 2000 to 2020+28.8%
5k6k7k8k2000: 5,65420002010: 7,20320102020: 7,28120205,6547,281
Population of Green Brook Township at each census
CensusPopulation
20005,654
20107,203
20207,281

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

Green Brook Township compared with its county and state
Green Brook Township compared with its county and state, American Community Survey 2019-2023
MeasureGreen Brook TownshipSomerset CountyNew Jersey
Population6,982346,2039,267,014
Median household income$218,864$135,960$101,050
Median age46.541.940.1
Median home value$525,500$523,900$427,600
Bachelor’s degree or higher57.0%57.4%42.9%
Foreign-born residents31.1%27.5%23.5%
Owner-occupied homes93.0%74.5%63.7%
Mean commute to work31.1 minutes31.5 minutes30.9 minutes

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

Household income in Green Brook Township
Under $50k11.7%
$50k to $100k12.7%
$100k to $150k11.9%
$150k to $200k6.9%
$200k and over56.7%

Median household income $218,864 · 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, county subdivision level, state 34, retrieved November 14, 2026.

Housing tenure in Green Brook Township
Owner occupied
2,114 units
Renter occupied
158 units
Vacancy rate
4.6%

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, county subdivision level, state 34, retrieved November 14, 2026.

Public schools in Green Brook Township2
Public schools in Green Brook Township, NCES directory 2023–2024
SchoolTypeGradesDistrict
Irene E. Feldkirchner Elementary SchoolPublicPre-K–4Green Brook Township Public School District
Green Brook Middle SchoolPublic5–8Green Brook Township 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.

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Green Brook Township at a glance
Type
Township
Land area
4.41 sq mi
Water area
0.01 sq mi
Population
7,451 (2024 estimate)
Households
2,272
Median age
46.5
Median household income
$218,864
Median home value
$525,500
Median gross rent
$2,401
Owner-occupied homes
93.0%
Bachelor’s degree or higher
57.0%
Foreign-born residents
31.1%
Mean commute to work
31.1 minutes
Census GEOID
3403527510

Sources: Census Gazetteer 2025: county subdivisions, 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, county subdivision level, state 34, retrieved November 14, 2026.

ZIP codes and metro area
ZIP codes
07069, 08812
Metro area
New York-Newark-Jersey City, NY-NJ

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