Census tract · Nassau County
Census Tract 4120, Nassau County, New York
Census Tract 4120, GEOID 36059412000, in Nassau County, New York, entirely within Hempstead (town). 6,330 residents in the ACS 2020-2024 5-year estimates (±1,000); the 2020 Census counted 6,425.
Residents, 2020-2024
6,330
±1,000 (90% margin)
2020 Census count: 6,425
Median household income
$135,293
±$34,373 (90% margin)
Nassau County: $146,202
Median home value
$636,500
±$22,585 (90% margin)
Nassau County: $684,700
Median gross rent
$2,063
±$250 (90% margin)
Nassau County: $2,252
Where is Census Tract 4120?
Census Tract 4120 is one of 286 census tracts in Nassau County, New York. It covers 0.70 square miles of land, 9,179 residents per square mile in 2020. Its GEOID, 36059412000, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Hempstead (town) | 100% |
| Lynbrook | 99% |
7 census tracts border Census Tract 4120: Tract 4062.02 ($118,777), Tract 4102 ($147,765), Tract 4118 ($151,190), Tract 4119.01 ($86,563), Tract 4121 ($125,044), Tract 4123.01 ($104,473) and Tract 4124 ($106,652). 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 4120?
The 2020-2024 American Community Survey puts Census Tract 4120's population at 6,330 (±1,000) in 2,105 households; the 2020 Census counted 6,425 residents and 2,353 housing units.
| Measure | Tract 4120 | Hempstead (town) |
|---|---|---|
| Total population | 6,330 ±1,000 | 790,202 |
| Households | 2,105 ±227 | 250,622 |
| Average household size | 2.97 ±0.35 | 3.11 |
| Housing units | 2,214 ±203 | 262,360 |
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 4120?
The median resident of Census Tract 4120 is 38.9 years old; 21.6% are under 18 and 14.8% are 65 or older. The largest group is non-Hispanic white residents at 49.0%, then Hispanic or Latino residents (of any race) at 29.8%. 20.2% of residents were born outside the United States.
| Measure | Tract 4120 | Hempstead (town) |
|---|---|---|
| Median age | 38.9 ±4.7 | 40.7 |
| Under 18 years | 21.6% ±5.6 pts | 21.8% |
| 65 years and over | 14.8% ±4.8 pts | 17.5% |
| Hispanic or Latino (any race) | 29.8% ±13.5 pts | 22.4% |
| White alone, not Hispanic | 49.0% ±10.1 pts | 48.4% |
| Black or African American alone, not Hispanic | 7.6% ±5.7 pts | 16.6% |
| Asian alone, not Hispanic | 8.3% ±3.2 pts | 8.2% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.1 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Two or more races, not Hispanic | 4.2% ±3.2 pts | 3.2% |
| Some other race alone, not Hispanic | 1.1% ±1.7 pts | 1.1% |
| Born outside the United States | 20.2% ±4.5 pts | 24.3% |
| Speak a language other than English at home (age 5+) | 33.0% ±8.3 pts | 31.1% |
| Civilian veterans (age 18+) | 5.4% ±4.2 pts | 3.1% |
| With a disability | 10.5% ±3.1 pts | 9.1% |
| No health insurance coverage | 4.3% ±3.3 pts | 4.0% |
| High school graduate or higher (age 25+) | 93.6% ±4.1 pts | 91.1% |
| Bachelor's degree or higher (age 25+) | 43.4% ±6.3 pts | 44.0% |
| Graduate or professional degree (age 25+) | 18.5% ±5.6 pts | 19.4% |
| Lived in the same house a year earlier | 94.9% ±4.6 pts | 94.0% |
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 4120 earn?
Half of the 2,105 households in Census Tract 4120 earn less than $135,293 a year (±$34,373), against $146,202 across Nassau County: 188th highest of the county's 278 tracts with a reliable estimate. 11.2% of residents live below the poverty line.
| Measure | Tract 4120 | Hempstead (town) |
|---|---|---|
| Median household income | $135,293 ±$34,373 | $141,243 |
| Mean household income | $171,192 ±$39,270 | $175,592 |
| Per capita income | $57,970 ±$10,542 | $56,516 |
| People below the poverty line | 11.2% ±6.3 pts | 5.9% |
| Children under 18 below the poverty line | 20.2% ±16.5 pts | 6.8% |
| Households receiving SNAP | 4.9% ±4.9 pts | 5.8% |
| Households with a computer | 99.3% ±1.2 pts | 96.2% |
| Households with a broadband subscription | 99.3% ±1.2 pts | 94.4% |
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 4120?
Owners occupy 78.9% of Census Tract 4120's occupied homes and renters 21.1%. The median owner-occupied home is valued at $636,500 by its owner (±$22,585). The median renter pays $2,063 a month including utilities, and 46.4% of renters pay 35% or more of their income on rent.
| Measure | Tract 4120 | Hempstead (town) |
|---|---|---|
| Median home value (owner-occupied) | $636,500 ±$22,585 | $640,800 |
| Median gross rent | $2,063 ±$250 | $2,101 |
| Renters paying 35% or more of income on rent | 46.4% ±21.5 pts | 47.0% |
| Median monthly owner costs, with a mortgage | $4,000 or more | $3,657 |
| Owner-occupied homes | 78.9% ±8.0 pts | 82.2% |
| Renter-occupied homes | 21.1% ±8.0 pts | 17.8% |
| Housing units | 2,214 ±203 | 262,360 |
| Single-family detached homes | 64.6% ±8.8 pts | 77.7% |
| Mobile homes | 0.0% ±1.9 pts | 0.2% |
| Built 2020 or later | 0.0% ±1.9 pts | 0.6% |
| Built 2010 to 2019 | 0.8% ±1.2 pts | 2.6% |
| Built 1939 or earlier | 59.6% ±10.2 pts | 22.2% |
| Households with no vehicle | 2.9% ±2.5 pts | 7.2% |
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 4120 get to work?
52.7% of Census Tract 4120's workers drive alone and 19.4% work from home. The average trip to work takes 37.1 minutes.
| Measure | Tract 4120 | Hempstead (town) |
|---|---|---|
| In the labor force (age 16+) | 70.7% ±7.5 pts | 65.5% |
| Unemployment rate | 3.0% ±2.3 pts | 5.2% |
| Drove alone to work | 52.7% ±8.4 pts | 61.3% |
| Carpooled | 4.0% ±3.9 pts | 8.2% |
| Public transportation | 17.1% ±7.2 pts | 12.5% |
| Walked | 6.0% ±3.7 pts | 2.0% |
| Worked from home | 19.4% ±8.7 pts | 14.1% |
| Mean travel time to work | 37.1 min ±6.4 | 36.6 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 4120 compare with the other tracts in Nassau County?
Among Nassau County's tracts with a reliable estimate, Census Tract 4120 ranks as shown below (1 = highest).
| Measure | In Nassau County |
|---|---|
| Population | 54th of 281 |
| Residents per square mile | 82nd of 281 |
| Median household income | 188th of 278 |
| Per capita income | 163rd of 280 |
| Median home value | 167th of 278 |
| Median gross rent | 155th of 205 |
| Poverty rate | 17th of 107 |
| Bachelor's degree or higher | 193rd of 278 |
| Median age | 229th of 281 |
| Owner-occupied share | 198th of 276 |
The tracts next to it on Nassau County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 4093 | 185th | $136,250±$23,064 · within the margin of this tract |
| Tract 4058 | 186th | $136,164±$32,856 · within the margin of this tract |
| Tract 5171.02 | 187th | $136,161±$21,888 · within the margin of this tract |
| Tract 4120 | 188th | $135,293±$34,373 |
| Tract 3031.02 | 189th | $135,208±$21,959 · within the margin of this tract |
| Tract 4123.02 | 190th | $134,816±$49,793 · within the margin of this tract |
| Tract 4099 | 191st | $134,779±$21,123 · 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 4120?
1 of the 18 figures for Census Tract 4120 on this page carries a coefficient of variation over 40% and is marked with a ring: they come from a small sample, so read them as rough.
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