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Franklin Center, New Jersey

Census designated place in Somerset County, New Jersey

Population, 2010 to 2020+52.5%
4k5k6k7k2010: 4,46020102020: 6,80320204,4606,803
Population of Franklin Center at each census
CensusPopulation
20104,460
20206,803

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

Sources: 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.

Franklin Center compared with its county and state
Franklin Center compared with its county and state, American Community Survey 2019-2023
MeasureFranklin CenterSomerset CountyNew Jersey
Population5,770346,2039,267,014
Median household income$138,643$135,960$101,050
Median age56.441.940.1
Median home value$565,200$523,900$427,600
Bachelor’s degree or higher68.2%57.4%42.9%
Foreign-born residents34.7%27.5%23.5%
Owner-occupied homes69.4%74.5%63.7%
Mean commute to work35.4 minutes31.5 minutes30.9 minutes

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

Household income in Franklin Center
Under $50k19.5%
$50k to $100k16.6%
$100k to $150k18.1%
$150k to $200k10.1%
$200k and over35.6%

Median household income $138,643 · 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 Franklin Center
Owner occupied
1,772 units
Renter occupied
781 units
Vacancy rate
1.5%

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 Franklin Center4
Public schools in Franklin Center, NCES directory 2023–2024
SchoolTypeGradesDistrict
Elizabeth Avenue SchoolPublicPre-K–5Franklin Township Public School District
Franklin High SchoolPublic9–12Franklin Township Public School District
Central Jersey College Prep Charter SchoolCharterK–12Central Jersey College Prep Charter School
Thomas Edison EnergySmart Charter SchoolCharterK–12Thomas Edison EnergySmart Charter School

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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Franklin Center at a glance
Type
Census designated place
Land area
6.60 sq mi
Water area
0.11 sq mi
Population
5,770 (2019-2023 estimate)
Households
2,553
Median age
56.4
Median household income
$138,643
Median home value
$565,200
Median gross rent
$2,588
Owner-occupied homes
69.4%
Bachelor’s degree or higher
68.2%
Foreign-born residents
34.7%
Mean commute to work
35.4 minutes
Census GEOID
3424965

Sources: Census Gazetteer 2025: places, 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
08873
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.