Census tract · Tarrant County
Census Tract 1139.55, Tarrant County, Texas
Census Tract 1139.55, GEOID 48439113955, in Tarrant County, Texas, mostly within Southlake (74% of its census blocks). 4,315 residents in the ACS 2020-2024 5-year estimates (±865); the 2020 Census counted 3,512.
Residents, 2020-2024
4,315
±865 (90% margin)
2020 Census count: 3,512
Median household income
$218,483
±$38,803 (90% margin)
Tarrant County: $84,207
Median home value
$912,800
±$73,662 (90% margin)
Tarrant County: $323,900
Median gross rent
$2,917
±$1,494 (90% margin)
Tarrant County: $1,547
Where is Census Tract 1139.55?
Census Tract 1139.55 is one of 449 census tracts in Tarrant County, Texas. It covers 3.94 square miles of land, 890 residents per square mile in 2020. Its GEOID, 48439113955, names it uniquely (how tract numbers and GEOIDs work).
5 census tracts border Census Tract 1139.55: Tract 203.05 in Denton County ($174,098), Tract 1137.07 ($188,917), Tract 1137.15 ($105,888), Tract 1139.06 ($250,000 or more) and Tract 1139.56 ($250,000 or more). 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 1139.55?
The 2020-2024 American Community Survey puts Census Tract 1139.55's population at 4,315 (±865) in 1,165 households; the 2020 Census counted 3,512 residents and 1,095 housing units.
| Measure | Tract 1139.55 | Southlake |
|---|---|---|
| Total population | 4,315±865 | 31,137 |
| Households | 1,165±188 | 9,229 |
| Average household size | 3.70±0.34 | 3.36 |
| Housing units | 1,165±188 | 9,612 |
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 1139.55?
The median resident of Census Tract 1139.55 is 39.1 years old; 36.7% are under 18 and 8.3% are 65 or older. The largest group is non-Hispanic white residents at 69.4%, then non-Hispanic Asian residents at 14.4%. 15.2% of residents were born outside the United States.
| Measure | Tract 1139.55 | Southlake |
|---|---|---|
| Median age | 39.1±4.9 | 43.1 |
| Under 18 years | 36.7%±6.1 pts | 31.3% |
| 65 years and over | 8.3%±2.6 pts | 14.3% |
| Hispanic or Latino (any race) | 12.8%±11.5 pts | 8.9% |
| White alone, not Hispanic | 69.4%±10.7 pts | 68.9% |
| Black or African American alone, not Hispanic | 0.0%±1.2 pts | 1.7% |
| Asian alone, not Hispanic | 14.4%±5.8 pts | 15.5% |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±1.2 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±1.2 pts | 0.0% |
| Two or more races, not Hispanic | 3.4%±2.7 pts | 4.8% |
| Some other race alone, not Hispanic | 0.0%±1.2 pts | 0.1% |
| Born outside the United States | 15.2%±5.0 pts | 16.1% |
| Speak a language other than English at home (age 5+) | 19.6%±7.9 pts | 19.5% |
| Civilian veterans (age 18+) | 4.7%±2.8 pts | 5.4% |
| With a disability | 5.9%±4.0 pts | 7.7% |
| No health insurance coverage | 1.8%±1.3 pts | 1.8% |
| High school graduate or higher (age 25+) | 98.8%±1.7 pts | 98.4% |
| Bachelor's degree or higher (age 25+) | 66.6%±7.9 pts | 74.6% |
| Graduate or professional degree (age 25+) | 27.1%±7.0 pts | 34.9% |
| Lived in the same house a year earlier | 91.6%±5.2 pts | 89.5% |
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 Census Tract 1139.55 earn?
Half of the 1,165 households in Census Tract 1139.55 earn less than $218,483 a year (±$38,803), against $84,207 across Tarrant County: 13th highest of the county's 441 tracts with a reliable estimate.
| Measure | Tract 1139.55 | Southlake |
|---|---|---|
| Median household income | $218,483±$38,803 | $250,000 or more |
| Mean household income | $359,223±$67,536 | $384,530 |
| Per capita income | $96,373±$23,197 | $116,135 |
| People below the poverty line | 3.5%±3.7 pts | 1.5% |
| Children under 18 below the poverty line | 0.0%±3.1 pts | 0.6% |
| Households receiving SNAP | 2.1%±3.0 pts | 1.0% |
| Households with a computer | 100.0%±4.2 pts | 98.6% |
| Households with a broadband subscription | 100.0%±4.2 pts | 99.0% |
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 1139.55?
Owners occupy 97.3% of Census Tract 1139.55's occupied homes and renters 2.7%. The median owner-occupied home is valued at $912,800 by its owner (±$73,662). The median renter pays $2,917 a month including utilities.
| Measure | Tract 1139.55 | Southlake |
|---|---|---|
| Median home value (owner-occupied) | $912,800±$73,662 | $1,014,500 |
| Median gross rent | $2,917±$1,494 | $3,500 or more |
| Renters paying 35% or more of income on rent | 0.0%±66.1 pts | 35.0% |
| Median monthly owner costs, with a mortgage | $4,000 or more | $4,000 or more |
| Owner-occupied homes | 97.3%±2.8 pts | 94.6% |
| Renter-occupied homes | 2.7%±2.8 pts | 5.4% |
| Housing units | 1,165±188 | 9,612 |
| Single-family detached homes | 100.0%±4.2 pts | 94.3% |
| Mobile homes | 0.0%±4.2 pts | 1.0% |
| Built 2020 or later | 3.0%±3.1 pts | 2.6% |
| Built 2010 to 2019 | 6.4%±3.4 pts | 16.2% |
| Built 1939 or earlier | 0.0%±4.2 pts | 0.4% |
| Households with no vehicle | 0.6%±1.2 pts | 1.9% |
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 1139.55 get to work?
60.4% of Census Tract 1139.55's workers drive alone and 34.9% work from home. The average trip to work takes 25.0 minutes.
| Measure | Tract 1139.55 | Southlake |
|---|---|---|
| In the labor force (age 16+) | 64.0%±5.4 pts | 61.5% |
| Unemployment rate | 5.8%±5.7 pts | 2.7% |
| Drove alone to work | 60.4%±14.3 pts | 63.7% |
| Carpooled | 3.4%±3.7 pts | 5.2% |
| Public transportation | 0.0%±2.9 pts | 0.0% |
| Walked | 1.3%±1.7 pts | 0.5% |
| Worked from home | 34.9%±14.3 pts | 29.2% |
| Mean travel time to work | 25.0 min±3.6 | 25.6 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 1139.55 compare with the other tracts in Tarrant County?
Among Tarrant County's tracts with a reliable estimate, Census Tract 1139.55 ranks as shown below (1 = highest).
| Measure | In Tarrant County | In Southlake |
|---|---|---|
| Population | 251st of 448 | 4th of 6 |
| Residents per square mile | 421st of 449 | 6th of 6 |
| Median household income | 13th of 441 | 6th of 6 |
| Per capita income | 12th of 448 | 6th of 6 |
| Median home value | 11th of 426 | 6th of 6 |
| Median gross rent | 13th of 432 | 4th of 4 |
| Bachelor's degree or higher | 28th of 423 | 6th of 6 |
| Median age | 124th of 448 | 6th of 6 |
| Owner-occupied share | 7th of 427 | 2nd of 6 |
The tracts next to it on Tarrant County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 1139.49 | 10th | $229,966±$44,716 · within the margin of this tract |
| Tract 1139.12 | 11th | $224,411±$38,268 · within the margin of this tract |
| Tract 1139.54 | 12th | $222,351±$65,922 · within the margin of this tract |
| Tract 1139.55 | 13th | $218,483±$38,803 |
| Tract 1136.34 | 14th | $214,267±$10,180 · within the margin of this tract |
| Tract 1115.66 | 15th | $208,679±$42,151 · within the margin of this tract |
| Tract 1141.05 | 16th | $202,067±$25,293 · 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 1139.55?
3 of the 18 figures for Census Tract 1139.55 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.
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