Census tract · Somerset County
Census Tract 531.05, Somerset County, New Jersey
Census Tract 531.05, GEOID 34035053105, in Somerset County, New Jersey, entirely within Somerset and Franklin Township, Somerset County. 7,822 residents in the ACS 2020-2024 5-year estimates (±891); the 2020 Census counted 7,699.
Residents, 2020-2024
7,822
±891 (90% margin)
2020 Census count: 7,699
Median household income
$129,176
±$10,128 (90% margin)
Somerset County: $140,374
Median home value
$406,500
±$29,663 (90% margin)
Somerset County: $552,100
Median gross rent
$2,354
±$329 (90% margin)
Somerset County: $2,033
Where is Census Tract 531.05?
Census Tract 531.05 is one of 74 census tracts in Somerset County, New Jersey. It covers 2.04 square miles of land, 3,776 residents per square mile in 2020. Its GEOID, 34035053105, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Somerset | 100% |
| Franklin Township, Somerset County | 100% |
5 census tracts border Census Tract 531.05: Tract 7.02 in Middlesex County ($150,313), Tract 88.01 in Middlesex County ($146,346), Tract 531.02 ($81,458), Tract 531.03 ($152,278) and Tract 543.02 ($119,068). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 531.05?
The 2020-2024 American Community Survey puts Census Tract 531.05's population at 7,822 (±891) in 3,256 households; the 2020 Census counted 7,699 residents and 3,285 housing units.
| Measure | Tract 531.05 | Somerset |
|---|---|---|
| Total population | 7,822 ±891 | 22,720 |
| Households | 3,256 ±348 | 9,492 |
| Average household size | 2.34 ±0.17 | 2.35 |
| Housing units | 3,396 ±314 | 9,750 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 531.05?
The median resident of Census Tract 531.05 is 39.8 years old; 17.8% are under 18 and 14.6% are 65 or older. The largest group is non-Hispanic white residents at 31.2%, then non-Hispanic Black residents at 28.3%. 32.7% of residents were born outside the United States.
| Measure | Tract 531.05 | Somerset |
|---|---|---|
| Median age | 39.8 ±3.5 | 41.3 |
| Under 18 years | 17.8% ±3.5 pts | 18.6% |
| 65 years and over | 14.6% ±2.7 pts | 17.2% |
| Hispanic or Latino (any race) | 10.3% ±3.6 pts | 11.6% |
| White alone, not Hispanic | 31.2% ±4.5 pts | 32.7% |
| Black or African American alone, not Hispanic | 28.3% ±7.0 pts | 28.1% |
| Asian alone, not Hispanic | 26.1% ±4.4 pts | 23.1% |
| American Indian and Alaska Native alone, not Hispanic | 0.2% ±0.3 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.6 pts | 0.0% |
| Two or more races, not Hispanic | 3.7% ±3.1 pts | 3.9% |
| Some other race alone, not Hispanic | 0.2% ±0.3 pts | 0.5% |
| Born outside the United States | 32.7% ±5.3 pts | 29.1% |
| Speak a language other than English at home (age 5+) | 32.2% ±6.5 pts | 32.3% |
| Civilian veterans (age 18+) | 1.6% ±1.0 pts | 3.0% |
| With a disability | 8.8% ±2.7 pts | 10.0% |
| No health insurance coverage | 1.5% ±1.1 pts | 1.8% |
| High school graduate or higher (age 25+) | 95.6% ±3.3 pts | 95.3% |
| Bachelor's degree or higher (age 25+) | 69.0% ±5.9 pts | 62.0% |
| Graduate or professional degree (age 25+) | 24.7% ±5.6 pts | 26.2% |
| Lived in the same house a year earlier | 87.3% ±4.9 pts | 85.3% |
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 Census Tract 531.05 earn?
Half of the 3,256 households in Census Tract 531.05 earn less than $129,176 a year (±$10,128), against $140,374 across Somerset County: 44th highest of the county's 74 tracts with a reliable estimate. 5.2% of residents live below the poverty line.
| Measure | Tract 531.05 | Somerset |
|---|---|---|
| Median household income | $129,176 ±$10,128 | $121,028 |
| Mean household income | $149,037 ±$14,183 | $143,976 |
| Per capita income | $62,419 ±$6,693 | $60,499 |
| People below the poverty line | 5.2% ±3.4 pts | 4.5% |
| Children under 18 below the poverty line | 14.9% ±16.7 pts | 5.3% |
| Households receiving SNAP | 1.6% ±1.7 pts | 2.4% |
| Households with a computer | 99.1% ±1.1 pts | 99.0% |
| Households with a broadband subscription | 99.7% ±0.7 pts | 97.8% |
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 Census Tract 531.05?
Owners occupy 69.9% of Census Tract 531.05's occupied homes and renters 30.1%. The median owner-occupied home is valued at $406,500 by its owner (±$29,663). The median renter pays $2,354 a month including utilities, and 36.9% of renters pay 35% or more of their income on rent.
| Measure | Tract 531.05 | Somerset |
|---|---|---|
| Median home value (owner-occupied) | $406,500 ±$29,663 | $438,800 |
| Median gross rent | $2,354 ±$329 | $2,121 |
| Renters paying 35% or more of income on rent | 36.9% ±16.3 pts | 45.8% |
| Median monthly owner costs, with a mortgage | $2,641 ±$167 | $2,674 |
| Owner-occupied homes | 69.9% ±7.7 pts | 72.9% |
| Renter-occupied homes | 30.1% ±7.7 pts | 27.1% |
| Housing units | 3,396 ±314 | 9,750 |
| Single-family detached homes | 28.6% ±6.2 pts | 48.1% |
| Mobile homes | 0.0% ±1.3 pts | 0.2% |
| Built 2020 or later | 0.0% ±1.3 pts | 0.4% |
| Built 2010 to 2019 | 5.0% ±3.3 pts | 2.0% |
| Built 1939 or earlier | 1.2% ±1.4 pts | 2.5% |
| Households with no vehicle | 2.9% ±2.2 pts | 3.7% |
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 do people in Census Tract 531.05 get to work?
61.7% of Census Tract 531.05's workers drive alone and 29.8% work from home. The average trip to work takes 35.9 minutes.
| Measure | Tract 531.05 | Somerset |
|---|---|---|
| In the labor force (age 16+) | 76.6% ±3.9 pts | 71.4% |
| Unemployment rate | 2.3% ±1.7 pts | 3.8% |
| Drove alone to work | 61.7% ±6.9 pts | 66.1% |
| Carpooled | 3.1% ±2.5 pts | 5.5% |
| Public transportation | 4.6% ±3.6 pts | 6.6% |
| Walked | 0.0% ±0.1 pts | 1.0% |
| Worked from home | 29.8% ±6.9 pts | 20.4% |
| Mean travel time to work | 35.9 min ±6.9 | 35.3 min |
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
How does Census Tract 531.05 compare with the other tracts in Somerset County?
Among Somerset County's tracts with a reliable estimate, Census Tract 531.05 ranks as shown below (1 = highest).
| Measure | In Somerset County | In Somerset |
|---|---|---|
| Population | 3rd of 74 | 1st of 4 |
| Residents per square mile | 23rd of 74 | 2nd of 4 |
| Median household income | 44th of 74 | 2nd of 4 |
| Per capita income | 48th of 74 | 3rd of 4 |
| Median home value | 57th of 74 | 4th of 4 |
| Median gross rent | 22nd of 65 | 1st of 3 |
| Poverty rate | 19th of 31 | 2nd of 3 |
| Bachelor's degree or higher | 23rd of 74 | 1st of 4 |
| Median age | 53rd of 74 | 3rd of 4 |
| Owner-occupied share | 56th of 74 | 3rd of 4 |
The tracts next to it on Somerset County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 538.01 | 41st | $141,709±$12,192 · within the margin of this tract |
| Tract 534.02 | 42nd | $138,438±$30,225 · within the margin of this tract |
| Tract 537.05 | 43rd | $131,727±$20,734 · within the margin of this tract |
| Tract 531.05 | 44th | $129,176±$10,128 |
| Tract 543.01 | 45th | $127,009±$30,217 · within the margin of this tract |
| Tract 529.05 | 46th | $126,908±$18,305 · within the margin of this tract |
| Tract 513 | 47th | $124,474±$21,626 · within the margin of this tract |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 531.05?
Every figure for Census Tract 531.05 on this page has a coefficient of variation under 40%, the Census Bureau's threshold for a usable estimate.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). 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 · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections