Census tract · Harris County
Census Tract 3120, Harris County, Texas
Census Tract 3120, GEOID 48201312000, in Harris County, Texas, entirely within Houston. 2,970 residents in the ACS 2020-2024 5-year estimates (±329); the 2020 Census counted 5,759.
Residents, 2020-2024
2,970
±329 (90% margin)
2020 Census count: 5,759
Median household income
$85,536
±$34,504 (90% margin)
Harris County: $74,983
Median home value
$280,000
±$36,385 (90% margin)
Harris County: $276,600
Median gross rent
$1,163
±$609 (90% margin)
Harris County: $1,401
Where is Census Tract 3120?
Census Tract 3120 is one of 1,115 census tracts in Harris County, Texas. It covers 0.71 square miles of land, 8,134 residents per square mile in 2020. Its GEOID, 48201312000, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Houston | 100% |
8 census tracts border Census Tract 3120: Tract 3103 ($32,368), Tract 3119 ($60,238), Tract 3122, Tract 3128 ($15,833), Tract 3129.01, Tract 3132.01 ($47,698), Tract 3133 ($50,313) and Tract 9804*. The figure in brackets is each tract's median household income; * a special land-use tract (water, a park or an institution) with few or no residents.
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 3120?
The 2020-2024 American Community Survey puts Census Tract 3120's population at 2,970 (±329) in 711 households; the 2020 Census counted 5,759 residents and 1,826 housing units.
| Measure | Tract 3120 | Houston |
|---|---|---|
| Total population | 2,970±329 | 2,328,253 |
| Households | 711±129 | 930,404 |
| Average household size | 2.02±0.30 | 2.46 |
| Housing units | 828±107 | 1,040,576 |
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 3120?
The median resident of Census Tract 3120 is 21.9 years old. The largest group is non-Hispanic Black residents at 38.1%, then non-Hispanic white residents at 27.2%. 10.3% of residents were born outside the United States.
| Measure | Tract 3120 | Houston |
|---|---|---|
| Median age | 21.9±0.6 | 34.4 |
| Under 18 years | 7.5%±5.0 pts | 23.4% |
| 65 years and over | 15.2%±5.3 pts | 12.3% |
| Hispanic or Latino (any race) | 16.9%±5.1 pts | 44.2% |
| White alone, not Hispanic | 27.2%±7.0 pts | 23.2% |
| Black or African American alone, not Hispanic | 38.1%±7.2 pts | 22.3% |
| Asian alone, not Hispanic | 13.9%±4.6 pts | 6.9% |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±1.7 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±1.7 pts | 0.1% |
| Two or more races, not Hispanic | 2.9%±2.4 pts | 2.8% |
| Some other race alone, not Hispanic | 0.9%±1.2 pts | 0.4% |
| Born outside the United States | 10.3%±3.6 pts | 29.3% |
| Speak a language other than English at home (age 5+) | 27.0%±6.3 pts | 47.1% |
| Civilian veterans (age 18+) | 5.0%±3.0 pts | 3.5% |
| With a disability | 10.0%±3.7 pts | 11.5% |
| No health insurance coverage | 7.0%±2.8 pts | 23.7% |
| High school graduate or higher (age 25+) | 96.3%±3.1 pts | 80.4% |
| Bachelor's degree or higher (age 25+) | 65.3%±8.4 pts | 36.6% |
| Graduate or professional degree (age 25+) | 35.3%±8.8 pts | 15.1% |
| Lived in the same house a year earlier | 72.7%±7.3 pts | 82.9% |
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 3120 earn?
Half of the 711 households in Census Tract 3120 earn less than $85,536 a year (±$34,504), against $74,983 across Harris County: 373rd highest of the county's 1,072 tracts with a reliable estimate. 12.7% of residents live below the poverty line.
| Measure | Tract 3120 | Houston |
|---|---|---|
| Median household income | $85,536±$34,504 | $64,813 |
| Mean household income | $114,090±$18,151 | $104,554 |
| Per capita income | $29,888±$3,961 | $42,430 |
| People below the poverty line | 12.7%±6.5 pts | 19.9% |
| Children under 18 below the poverty line | 0.0%±21.7 pts | 30.1% |
| Households receiving SNAP | 9.3%±6.6 pts | 14.5% |
| Households with a computer | 91.8%±6.5 pts | 95.8% |
| Households with a broadband subscription | 88.0%±7.0 pts | 90.1% |
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 3120?
Owners occupy 65.5% of Census Tract 3120's occupied homes and renters 34.5%. The median owner-occupied home is valued at $280,000 by its owner (±$36,385). The median renter pays $1,163 a month including utilities, and 56.3% of renters pay 35% or more of their income on rent.
| Measure | Tract 3120 | Houston |
|---|---|---|
| Median home value (owner-occupied) | $280,000±$36,385 | $277,800 |
| Median gross rent | $1,163±$609 | $1,361 |
| Renters paying 35% or more of income on rent | 56.3%±19.0 pts | 44.5% |
| Median monthly owner costs, with a mortgage | $2,188±$477 | $2,240 |
| Owner-occupied homes | 65.5%±11.6 pts | 42.1% |
| Renter-occupied homes | 34.5%±11.6 pts | 57.9% |
| Housing units | 828±107 | 1,040,576 |
| Single-family detached homes | 78.1%±8.4 pts | 42.7% |
| Mobile homes | 0.0%±5.9 pts | 1.0% |
| Built 2020 or later | 0.0%±5.9 pts | 2.4% |
| Built 2010 to 2019 | 6.3%±4.6 pts | 14.5% |
| Built 1939 or earlier | 17.5%±8.3 pts | 4.0% |
| Households with no vehicle | 10.5%±7.1 pts | 10.1% |
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 3120 get to work?
53.2% of Census Tract 3120's workers drive alone and 29.5% work from home. The average trip to work takes 23.3 minutes.
| Measure | Tract 3120 | Houston |
|---|---|---|
| In the labor force (age 16+) | 40.4%±6.6 pts | 67.2% |
| Unemployment rate | 7.6%±5.5 pts | 6.9% |
| Drove alone to work | 53.2%±12.3 pts | 67.7% |
| Carpooled | 3.1%±3.7 pts | 10.6% |
| Public transportation | 2.5%±2.6 pts | 3.2% |
| Walked | 8.4%±6.6 pts | 2.0% |
| Worked from home | 29.5%±10.4 pts | 13.0% |
| Mean travel time to work | 23.3 min±3.8 | 27.2 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 3120 compare with the other tracts in Harris County?
Among Harris County's tracts with a reliable estimate, Census Tract 3120 ranks as shown below (1 = highest).
| Measure | In Harris County | In Houston |
|---|---|---|
| Population | 806th of 1,110 | 664th of 947 |
| Residents per square mile | 232nd of 1,115 | 219th of 950 |
| Median household income | 373rd of 1,072 | 322nd of 912 |
| Per capita income | 613th of 1,106 | 536th of 944 |
| Median home value | 393rd of 976 | 364th of 818 |
| Median gross rent | 825th of 1,065 | 706th of 914 |
| Poverty rate | 521st of 653 | 449th of 566 |
| Bachelor's degree or higher | 151st of 962 | 145th of 830 |
| Median age | 1,101st of 1,108 | 938th of 945 |
| Owner-occupied share | 411th of 984 | 326th of 825 |
The tracts next to it on Harris County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 4129.01 | 370th | $85,773±$10,262 · within the margin of this tract |
| Tract 4309 | 371st | $85,767±$14,188 · within the margin of this tract |
| Tract 3209.02 | 372nd | $85,656±$21,911 · within the margin of this tract |
| Tract 3120 | 373rd | $85,536±$34,504 |
| Tract 3238.01 | 374th | $85,441±$14,647 · within the margin of this tract |
| Tract 5530.02 | 375th | $85,335±$19,421 · within the margin of this tract |
| Tract 4539.01 | 376th | $85,130±$25,633 · 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 3120?
Every figure for Census Tract 3120 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