Township · New Jersey
Franklin Township, Somerset County, New Jersey
Franklin Township, Somerset County, township, in Somerset County, New Jersey. Franklin Township, Somerset County had 69,105 residents on July 1, 2025 by the Census Bureau's estimate, up 1.1% since 2020; the 2020 Census counted 68,364 and the ACS 2020-2024 5-year estimates put it at 68,907 (±47). GEOID 3403524900.
Residents, July 2025 estimate
69,105
Census Bureau estimate (no margin published)
2020 Census count: 68,364 · ACS 2020-2024: 68,907 ±47
Median household income
$124,648
±$7,432 (90% margin)
New Jersey: $103,556
Median home value
$457,900
±$9,937 (90% margin)
New Jersey: $454,400
Median gross rent
$2,115
±$94 (90% margin)
New Jersey: $1,720
Where is Franklin Township, Somerset County and what county is it in?
Franklin Township, Somerset County is a township in Somerset County, New Jersey. It covers 46.2 square miles of land, 1,481 residents per square mile in 2020.
16 places lie inside Franklin Township (Somerset County), the largest Somerset (CDP, 22,968 residents in 2020); 1 place lies partly in it.
- Somerset CDP, 22,968 in 2020
- Franklin Park CDP, 13,430 in 2020
- East Franklin CDP, 9,788 in 2020
- Franklin Center CDP, 6,803 in 2020
- Six Mile Run CDP, 3,383 in 2020
- Middlebush CDP, 2,368 in 2020
- Ten Mile Run CDP, 2,055 in 2020
- Weston CDP, 2,023 in 2020
- Kingston CDP, 1,581 in 2020
- Voorhees CDP, 1,517 in 2020
- Griggstown CDP, 835 in 2020
- Pleasant Plains CDP, 792 in 2020
- East Millstone CDP, 588 in 2020
- East Rocky Hill CDP, 468 in 2020
- Clyde CDP, 243 in 2020
- Zarephath CDP, 69 in 2020
- Blackwells Mills CDP, partly in the town
Franklin Township, Somerset County is in the New York-Newark-Jersey City, NY-NJ metropolitan statistical area, which takes in 22 counties (Census Bureau delineation, July 2023).
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Franklin Township, Somerset County, and is it growing?
The Census Bureau estimates that 69,105 people lived in Franklin Township, Somerset County on July 1, 2025, up 1.1% since 2020, slower than New Jersey (+2.8%). The 2020 Census counted 68,364 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 68,907 (±47).
| Measure | Franklin Township, Somerset County | Somerset County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 68,907±47 | 349,846 | +3,353 |
| Households | 26,505±663 | 130,802 | +1,407 |
| Average household size | 2.57±0.06 | 2.64 | no clear change |
| Housing units | 27,089±679 | 133,639 | no clear change |
Franklin Township, Somerset County's population since 2000
From 50,903 in 2000 to 69,105 in 2025: up 35.8%. The 2000, 2010 and 2020 figures are census counts, each for Franklin Township, Somerset County as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Franklin Township, Somerset County?
The median resident of Franklin Township, Somerset County is 40.6 years old; 19.6% are under 18 and 18.3% are 65 or older. The largest group is non-Hispanic white residents at 26.8%, then non-Hispanic Asian residents at 25.5%. 34.7% of residents were born outside the United States.
| Measure | Franklin Township, Somerset County | Somerset County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 40.6±0.8 | 41.8 | no clear change |
| Under 18 years | 19.6%±1.2 pts | 21.2% | – |
| 65 years and over | 18.3%±1.0 pts | 17.0% | – |
| Male | 48.8%±1.2 pts | 49.3% | – |
| Hispanic or Latino (any race) | 18.9%±1.9 pts | 17.6% | +4.4 pts |
| White alone, not Hispanic | 26.8%±1.8 pts | 49.3% | −7.0 pts |
| Black or African American alone, not Hispanic | 24.8%±1.9 pts | 9.3% | −3.1 pts |
| Asian alone, not Hispanic | 25.5%±1.5 pts | 19.6% | +4.8 pts |
| American Indian and Alaska Native alone, not Hispanic | 0.1%±0.1 pts | 0.0% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.1 pts | 0.0% | – |
| Two or more races, not Hispanic | 2.9%±0.8 pts | 3.6% | – |
| Some other race alone, not Hispanic | 1.0%±0.6 pts | 0.7% | – |
| Born outside the United States | 34.7%±1.9 pts | 27.9% | +5.8 pts |
| Speak a language other than English at home (age 5+) | 40.6%±2.1 pts | 34.7% | – |
| Civilian veterans (age 18+) | 3.2%±0.6 pts | 3.2% | – |
| With a disability | 10.7%±1.2 pts | 8.6% | – |
| No health insurance coverage | 6.1%±1.7 pts | 5.4% | no clear change |
| High school graduate or higher (age 25+) | 92.5%±1.4 pts | 94.0% | – |
| Bachelor's degree or higher (age 25+) | 55.9%±2.2 pts | 57.8% | +4.2 pts |
| Graduate or professional degree (age 25+) | 25.1%±2.2 pts | 26.6% | – |
| Lived in the same house a year earlier | 87.5%±2.3 pts | 90.9% | – |
| Moved from another state in the past year | 2.4%±1.0 pts | 1.5% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Franklin Township, Somerset County earn?
Half of Franklin Township, Somerset County's 26,505 households earn less than $124,648 a year (±$7,432), against $140,374 in Somerset County and $103,556 in New Jersey. In 2015-2019 it was $114,882 in 2024 dollars; the margins of error cannot tell the two periods apart. 5.9% of residents live below the poverty line.
| Measure | Franklin Township, Somerset County | Somerset County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $124,648±$7,432 | $140,374 | no clear change |
| Mean household income | $156,385±$8,427 | $191,543 | – |
| Per capita income | $60,343±$3,496 | $72,193 | +$4,323 |
| People below the poverty line | 5.9%±1.6 pts | 5.4% | no clear change |
| Children under 18 below the poverty line | 9.1%±4.6 pts | 6.7% | no clear change |
| Households receiving SNAP | 4.3%±1.3 pts | 3.7% | – |
| Households with a computer | 98.7%±0.6 pts | 97.7% | – |
| Households with a broadband subscription | 97.8%±0.8 pts | 95.8% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Franklin Township, Somerset County?
Owners occupy 69.3% of Franklin Township, Somerset County's occupied homes and renters 30.7%. The median owner-occupied home is valued at $457,900 by its owner (±$9,937). The median renter pays $2,115 a month including utilities, and 35.3% of renters pay 35% or more of their income on rent.
| Measure | Franklin Township, Somerset County | Somerset County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $457,900±$9,937 | $552,100 | +$43,033 |
| Median gross rent | $2,115±$94 | $2,033 | no clear change |
| Renters paying 35% or more of income on rent | 35.3%±5.6 pts | 40.5% | no clear change |
| Median monthly owner costs, with a mortgage | $2,754±$92 | $3,156 | – |
| Owner-occupied homes | 69.3%±2.4 pts | 74.3% | no clear change |
| Renter-occupied homes | 30.7%±2.4 pts | 25.7% | – |
| Housing units | 27,089±679 | 133,639 | no clear change |
| Homeowner vacancy rate | 0.7%±0.7 pts | 0.3% | – |
| Rental vacancy rate | 0.5%±0.6 pts | 2.0% | – |
| Single-family detached homes | 46.5%±2.4 pts | 57.8% | – |
| Mobile homes | 0.1%±0.1 pts | 0.2% | – |
| Built 2020 or later | 0.6%±0.4 pts | 1.3% | – |
| Built 2010 to 2019 | 8.8%±1.3 pts | 6.1% | – |
| Built 1939 or earlier | 3.5%±1.0 pts | 9.3% | – |
| Households with no vehicle | 3.9%±1.2 pts | 4.0% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Franklin Township, Somerset County building?
Builders took permits for 17 new housing units in Franklin Township, Somerset County in 2025 (17 in single-family houses), 0.2 per 1,000 residents against 2.9 across New Jersey.
Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.
Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Franklin Township, Somerset County work and get to work?
62.0% of Franklin Township, Somerset County's workers drive alone and 22.0% work from home. The average trip to work takes 33.5 minutes. The unemployment rate in 2020-2024 averaged 5.1%.
| Measure | Franklin Township, Somerset County | Somerset County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 69.9%±1.3 pts | 70.0% | – |
| Unemployment rate | 5.1%±1.0 pts | 4.7% | no clear change |
| Drove alone to work | 62.0%±3.1 pts | 63.8% | – |
| Carpooled | 7.1%±1.5 pts | 6.5% | – |
| Public transportation | 4.9%±1.5 pts | 3.4% | – |
| Walked | 0.6%±0.4 pts | 1.2% | – |
| Worked from home | 22.0%±2.4 pts | 22.7% | +16.4 pts |
| Mean travel time to work | 33.5 min±2.0 | 31.4 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What census tracts are in Franklin Township, Somerset County?
12 census tracts lie mostly in Franklin Township, Somerset County (2020 census blocks). Their median household incomes run from $81,458 (Tract 531.02) to $184,338 (Tract 534.05).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 532Somerset County | 7,921 | $109,082 |
| Tract 531.05Somerset County | 7,822 | $129,176 |
| Tract 534.02Somerset County | 6,733 | $138,438 |
| Tract 533Somerset County | 6,705 | $104,616 |
| Tract 534.06Somerset County | 6,296 | $118,240 |
| Tract 535.01Somerset County | 6,196 | $151,250 |
| Tract 531.03Somerset County | 5,669 | $152,278 |
| Tract 543.02Somerset County | 5,558 | $119,068 |
| Tract 534.03Somerset County | 4,940 | $105,671 |
| Tract 534.05Somerset County | 4,298 | $184,338 |
| Tract 531.02Somerset County | 3,572 | $81,458 |
| Tract 543.01Somerset County | 3,197 | $127,009 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Franklin Township, Somerset County) · Census block assignment files
How does Franklin Township, Somerset County compare with other places in New Jersey?
By the Census Bureau's July 2025 estimates, Franklin Township, Somerset County is the 85th-most populous of the 16,079 U.S. towns and townships that have one and the 9th-most populous of 241 in New Jersey.
Franklin Township, Somerset County ranks 295th of 771 places in New Jersey with 1,000 or more residents and a reliable estimate, by median household income.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 9th | 241 |
| Growth 2020-2025 (PEP) | 372nd | 532 |
| Residents per square mile | 487th | 787 |
| Median household income | 295th | 771 |
| Per capita income | 295th | 785 |
| Median home value | 350th | 777 |
| Median gross rent | 171st | 701 |
| Poverty rate | 311th | 539 |
| Bachelor's degree or higher | 250th | 780 |
| Median age | 528th | 786 |
| Owner-occupied share | 543rd | 777 |
| Work from home | 214th | 695 |
| Travel time to work | 204th | 787 |
Franklin Township, Somerset County's figures with every place in New Jersey (CSV)
Every place in New Jersey, sortable · Compare Franklin Township, Somerset County with other places
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How reliable are the figures for Franklin Township, Somerset County?
7 of the 57 figures for Franklin Township, Somerset County on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Franklin Township, Somerset County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.