Census tract · Travis County
Census Tract 456, Travis County, Texas
Census Tract 456, GEOID 48453045600, in Travis County, Texas, partly within Round Rock and Austin. 4,921 residents in the ACS 2020-2024 5-year estimates (±655); the 2020 Census counted 5,619.
Residents, 2020-2024
4,921
±655 (90% margin)
2020 Census count: 5,619
Median household income
$108,207
±$38,979 (90% margin)
Travis County: $99,611
Median home value
$499,900
±$70,473 (90% margin)
Travis County: $523,000
Median gross rent
$1,983
±$524 (90% margin)
Travis County: $1,744
Where is Census Tract 456?
Census Tract 456 is one of 290 census tracts in Travis County, Texas. It covers 1.26 square miles of land, 4,463 residents per square mile in 2020. Its GEOID, 48453045600, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Round Rock | 23% |
| Austin | 4% |
8 census tracts border Census Tract 456: Tract 423 ($129,625), Tract 430 ($65,542), Tract 455 ($76,181), Tract 457 ($63,521), Tract 464 ($122,153), Tract 205.12 in Williamson County ($67,938), Tract 205.13 in Williamson County ($75,548) and Tract 207.10 in Williamson County ($99,688). 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 456?
The 2020-2024 American Community Survey puts Census Tract 456's population at 4,921 (±655) in 2,280 households; the 2020 Census counted 5,619 residents and 2,244 housing units.
| Measure | Tract 456 | Travis County |
|---|---|---|
| Total population | 4,921 ±655 | 1,330,015 |
| Households | 2,280 ±350 | 583,747 |
| Average household size | 2.16 ±0.17 | 2.23 |
| Housing units | 2,374 ±312 | 618,236 |
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 456?
The median resident of Census Tract 456 is 33.6 years old; 18.6% are under 18 and 6.2% are 65 or older. The largest group is non-Hispanic white residents at 35.9%, then non-Hispanic Asian residents at 20.7%. 30.3% of residents were born outside the United States.
| Measure | Tract 456 | Travis County |
|---|---|---|
| Median age | 33.6 ±1.1 | 35.6 |
| Under 18 years | 18.6% ±4.1 pts | 20.2% |
| 65 years and over | 6.2% ±2.5 pts | 11.0% |
| Hispanic or Latino (any race) | 13.8% ±7.4 pts | 32.6% |
| White alone, not Hispanic | 35.9% ±8.7 pts | 46.9% |
| Black or African American alone, not Hispanic | 18.7% ±11.3 pts | 7.8% |
| Asian alone, not Hispanic | 20.7% ±8.8 pts | 7.8% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±1.0 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±1.0 pts | 0.0% |
| Two or more races, not Hispanic | 6.5% ±4.5 pts | 4.2% |
| Some other race alone, not Hispanic | 4.4% ±5.1 pts | 0.5% |
| Born outside the United States | 30.3% ±11.5 pts | 18.1% |
| Speak a language other than English at home (age 5+) | 35.2% ±11.1 pts | 30.0% |
| Civilian veterans (age 18+) | 2.1% ±1.8 pts | 4.4% |
| With a disability | 5.8% ±3.3 pts | 9.6% |
| No health insurance coverage | 13.4% ±6.3 pts | 12.1% |
| High school graduate or higher (age 25+) | 95.9% ±2.5 pts | 91.9% |
| Bachelor's degree or higher (age 25+) | 64.2% ±8.3 pts | 56.6% |
| Graduate or professional degree (age 25+) | 27.1% ±9.2 pts | 21.6% |
| Lived in the same house a year earlier | 82.3% ±10.0 pts | 81.3% |
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 456 earn?
Half of the 2,280 households in Census Tract 456 earn less than $108,207 a year (±$38,979), against $99,611 across Travis County: 112th highest of the county's 283 tracts with a reliable estimate.
| Measure | Tract 456 | Travis County |
|---|---|---|
| Median household income | $108,207 ±$38,979 | $99,611 |
| Mean household income | $127,888 ±$24,812 | $143,001 |
| Per capita income | $59,010 ±$10,268 | $62,607 |
| People below the poverty line | 6.8% ±6.0 pts | 10.9% |
| Children under 18 below the poverty line | 0.0% ±5.3 pts | 13.5% |
| Households receiving SNAP | 0.0% ±2.2 pts | 5.6% |
| Households with a computer | 100.0% ±2.2 pts | 98.3% |
| Households with a broadband subscription | 97.1% ±4.0 pts | 94.3% |
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 456?
Owners occupy 45.6% of Census Tract 456's occupied homes and renters 54.4%. The median owner-occupied home is valued at $499,900 by its owner (±$70,473). The median renter pays $1,983 a month including utilities, and 42.0% of renters pay 35% or more of their income on rent.
| Measure | Tract 456 | Travis County |
|---|---|---|
| Median home value (owner-occupied) | $499,900 ±$70,473 | $523,000 |
| Median gross rent | $1,983 ±$524 | $1,744 |
| Renters paying 35% or more of income on rent | 42.0% ±19.2 pts | 39.4% |
| Median monthly owner costs, with a mortgage | $2,082 ±$400 | $2,634 |
| Owner-occupied homes | 45.6% ±10.9 pts | 52.1% |
| Renter-occupied homes | 54.4% ±10.9 pts | 47.9% |
| Housing units | 2,374 ±312 | 618,236 |
| Single-family detached homes | 69.1% ±10.1 pts | 51.5% |
| Mobile homes | 0.0% ±2.1 pts | 2.8% |
| Built 2020 or later | 5.7% ±3.5 pts | 5.6% |
| Built 2010 to 2019 | 23.3% ±8.0 pts | 23.5% |
| Built 1939 or earlier | 1.3% ±2.1 pts | 1.9% |
| Households with no vehicle | 0.0% ±2.2 pts | 5.9% |
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 456 get to work?
61.9% of Census Tract 456's workers drive alone and 26.1% work from home. The average trip to work takes 28.1 minutes.
| Measure | Tract 456 | Travis County |
|---|---|---|
| In the labor force (age 16+) | 84.5% ±6.4 pts | 73.3% |
| Unemployment rate | 5.1% ±5.7 pts | 4.6% |
| Drove alone to work | 61.9% ±6.0 pts | 57.0% |
| Carpooled | 6.8% ±7.0 pts | 6.9% |
| Public transportation | 0.6% ±1.0 pts | 1.6% |
| Walked | 1.3% ±2.1 pts | 2.2% |
| Worked from home | 26.1% ±8.2 pts | 30.2% |
| Mean travel time to work | 28.1 min ±7.4 | 25.2 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 456 compare with the other tracts in Travis County?
Among Travis County's tracts with a reliable estimate, Census Tract 456 ranks as shown below (1 = highest).
| Measure | In Travis County |
|---|---|
| Population | 99th of 289 |
| Residents per square mile | 120th of 290 |
| Median household income | 112th of 283 |
| Per capita income | 144th of 288 |
| Median home value | 146th of 265 |
| Median gross rent | 73rd of 263 |
| Bachelor's degree or higher | 116th of 285 |
| Median age | 206th of 289 |
| Owner-occupied share | 175th of 271 |
The tracts next to it on Travis County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 301 | 109th | $109,922±$15,631 · within the margin of this tract |
| Tract 313 | 110th | $108,958±$14,449 · within the margin of this tract |
| Tract 315 | 111th | $108,343±$19,297 · within the margin of this tract |
| Tract 456 | 112th | $108,207±$38,979 |
| Tract 2.04 | 113th | $107,981±$35,228 · within the margin of this tract |
| Tract 13.08 | 114th | $107,314±$17,867 · within the margin of this tract |
| Tract 304 | 115th | $106,659±$10,613 · 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 456?
1 of the 18 figures for Census Tract 456 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