Borough · New Jersey
Keansburg, New Jersey
Keansburg, borough, in Monmouth County, New Jersey. Keansburg had 9,818 residents on July 1, 2025 by the Census Bureau's estimate, up 0.5% since 2020; the 2020 Census counted 9,755 and the ACS 2020-2024 5-year estimates put it at 9,719 (±26). GEOID 3436480.
Residents, July 2025 estimate
9,818
Census Bureau estimate (no margin published)
2020 Census count: 9,755 · ACS 2020-2024: 9,719 ±26
Median household income
$81,428
±$12,147 (90% margin)
New Jersey: $103,556
Median home value
$311,800
±$27,672 (90% margin)
New Jersey: $454,400
Median gross rent
$1,679
±$105 (90% margin)
New Jersey: $1,720
Where is Keansburg and what county is it in?
Keansburg is a borough in Monmouth County, New Jersey. It covers 1.1 square miles of land, 9,100 residents per square mile in 2020.
Keansburg 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 Keansburg, and is it growing?
The Census Bureau estimates that 9,818 people lived in Keansburg on July 1, 2025, up 0.5% since 2020, slower than New Jersey (+2.8%). The 2020 Census counted 9,755 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 9,719 (±26).
| Measure | Keansburg | Monmouth County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 9,719 ±26 | 645,353 | no clear change |
| Households | 3,737 ±251 | 251,712 | no clear change |
| Average household size | 2.57 ±0.17 | 2.54 | no clear change |
| Housing units | 4,092 ±299 | 270,415 | −634 |
Keansburg's population since 2000
From 10,732 in 2000 to 9,818 in 2025: down 8.5%. The 2000, 2010 and 2020 figures are census counts, each for Keansburg 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 Keansburg?
The median resident of Keansburg is 40.0 years old; 18.8% are under 18 and 12.5% are 65 or older. The largest group is non-Hispanic white residents at 59.1%, then Hispanic or Latino residents (of any race) at 25.8%. 11.2% of residents were born outside the United States.
| Measure | Keansburg | Monmouth County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 40.0 ±4.6 | 43.2 | no clear change |
| Under 18 years | 18.8% ±2.9 pts | 20.9% | – |
| 65 years and over | 12.5% ±3.0 pts | 19.1% | – |
| Male | 48.5% ±3.7 pts | 49.0% | – |
| Hispanic or Latino (any race) | 25.8% ±6.4 pts | 12.9% | +12.6 pts |
| White alone, not Hispanic | 59.1% ±6.8 pts | 71.5% | −9.6 pts |
| Black or African American alone, not Hispanic | 9.6% ±4.8 pts | 5.8% | no clear change |
| Asian alone, not Hispanic | 1.8% ±1.2 pts | 5.4% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.5 pts | 0.0% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.5 pts | 0.0% | – |
| Two or more races, not Hispanic | 2.8% ±1.6 pts | 3.6% | – |
| Some other race alone, not Hispanic | 0.8% ±1.3 pts | 0.8% | – |
| Born outside the United States | 11.2% ±4.0 pts | 13.6% | no clear change |
| Speak a language other than English at home (age 5+) | 18.9% ±5.5 pts | 18.4% | – |
| Civilian veterans (age 18+) | 2.9% ±1.6 pts | 4.0% | – |
| With a disability | 25.6% ±6.2 pts | 10.3% | – |
| No health insurance coverage | 7.8% ±2.9 pts | 5.3% | no clear change |
| High school graduate or higher (age 25+) | 88.6% ±3.3 pts | 94.2% | – |
| Bachelor's degree or higher (age 25+) | 24.3% ±4.2 pts | 51.3% | +6.9 pts |
| Graduate or professional degree (age 25+) | 7.9% ±3.8 pts | 20.0% | – |
| Lived in the same house a year earlier | 88.5% ±5.6 pts | 91.6% | – |
| Moved from another state in the past year | 0.7% ±0.7 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 Keansburg earn?
Half of Keansburg's 3,737 households earn less than $81,428 a year (±$12,147), against $124,845 in Monmouth County and $103,556 in New Jersey. In 2015-2019 it was $64,391 in 2024 dollars; the margins of error cannot tell the two periods apart. 10.7% of residents live below the poverty line.
| Measure | Keansburg | Monmouth County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $81,428 ±$12,147 | $124,845 | no clear change |
| Mean household income | $94,406 ±$10,446 | $170,714 | – |
| Per capita income | $36,304 ±$4,468 | $66,696 | no clear change |
| People below the poverty line | 10.7% ±4.7 pts | 6.5% | −15.6 pts |
| Children under 18 below the poverty line | 9.0% ±7.7 pts | 7.2% | – |
| Households receiving SNAP | 19.1% ±6.2 pts | 5.4% | – |
| Households with a computer | 91.8% ±4.0 pts | 96.4% | – |
| Households with a broadband subscription | 87.9% ±5.8 pts | 93.7% | – |
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 Keansburg?
Owners occupy 49.0% of Keansburg's occupied homes and renters 51.0%. The median owner-occupied home is valued at $311,800 by its owner (±$27,672). The median renter pays $1,679 a month including utilities, and 45.4% of renters pay 35% or more of their income on rent.
| Measure | Keansburg | Monmouth County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $311,800 ±$27,672 | $606,100 | +$73,538 |
| Median gross rent | $1,679 ±$105 | $1,827 | no clear change |
| Renters paying 35% or more of income on rent | 45.4% ±12.0 pts | 44.4% | no clear change |
| Median monthly owner costs, with a mortgage | $2,085 ±$188 | $3,070 | – |
| Owner-occupied homes | 49.0% ±8.6 pts | 75.6% | no clear change |
| Renter-occupied homes | 51.0% ±8.6 pts | 24.4% | – |
| Housing units | 4,092 ±299 | 270,415 | −634 |
| Homeowner vacancy rate | 0.0% ±2.3 pts | 0.7% | – |
| Rental vacancy rate | 4.5% ±5.7 pts | 4.2% | – |
| Single-family detached homes | 55.8% ±6.7 pts | 65.7% | – |
| Mobile homes | 0.8% ±0.8 pts | 1.1% | – |
| Built 2020 or later | 0.0% ±1.1 pts | 1.1% | – |
| Built 2010 to 2019 | 11.1% ±4.7 pts | 6.3% | – |
| Built 1939 or earlier | 21.5% ±5.9 pts | 13.5% | – |
| Households with no vehicle | 13.4% ±4.3 pts | 6.4% | – |
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 Keansburg building?
Builders took permits for 8 new housing units in Keansburg in 2025 (8 in single-family houses), 0.8 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 Keansburg work and get to work?
65.1% of Keansburg's workers drive alone and 7.5% work from home. The average trip to work takes 25.9 minutes. The unemployment rate in 2020-2024 averaged 4.5%.
| Measure | Keansburg | Monmouth County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 63.8% ±6.3 pts | 66.0% | – |
| Unemployment rate | 4.5% ±2.4 pts | 5.4% | −5.4 pts |
| Drove alone to work | 65.1% ±8.2 pts | 64.6% | – |
| Carpooled | 12.2% ±5.4 pts | 7.5% | – |
| Public transportation | 6.6% ±3.9 pts | 5.2% | – |
| Walked | 2.0% ±2.2 pts | 1.7% | – |
| Worked from home | 7.5% ±4.1 pts | 18.9% | – |
| Mean travel time to work | 25.9 min ±2.6 | 32.1 min | −10.8 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
What census tracts are in Keansburg?
2 census tracts lie mostly in Keansburg (2020 census blocks). Their median household incomes run from $61,528 (Tract 8017) to $100,445 (Tract 8016).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 8016Monmouth County | 5,402 | $100,445 |
| Tract 8017Monmouth County | 4,595 | $61,528 |
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 Keansburg) · Census block assignment files
How does Keansburg compare with other places in New Jersey?
By the Census Bureau's July 2025 estimates, Keansburg is the 3,257th-most populous of the 19,476 U.S. incorporated places that have one and the 118th-most populous of 323 in New Jersey.
Keansburg ranks 645th 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 | 118th | 323 |
| Growth 2020-2025 (PEP) | 453rd | 532 |
| Residents per square mile | 47th | 787 |
| Median household income | 645th | 771 |
| Per capita income | 709th | 785 |
| Median home value | 610th | 777 |
| Median gross rent | 444th | 701 |
| Poverty rate | 115th | 539 |
| Bachelor's degree or higher | 677th | 780 |
| Median age | 558th | 786 |
| Owner-occupied share | 705th | 777 |
| Work from home | 633rd | 695 |
| Travel time to work | 619th | 787 |
Keansburg's figures with every place in New Jersey (CSV)
Every place in New Jersey, sortable · Compare Keansburg 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 Keansburg?
11 of the 57 figures for Keansburg 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 Keansburg 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' public schools in Keansburg.