ZIP Code 78731, Texas
ZIP Code 78731 profile, demographic data, and geographic information.
ZCTA5 78731 is a 5-digit ZIP Code area located in Travis County, Texas. As of official census estimates, it has a reported population of 27,507. The land area covers 8.75 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 27,507 | ±1,384 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 42.3 yrs | ±2.1 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 14,343 | ±873 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 15,163 | ±833 |
| Occupied Housing Units | 14,343 | ±873 |
| Vacant Housing Units | 820 | ±300 |
| Median Home Value | $903,200 | ±$47,865 |
| Median Gross Rent | $1,737 | ±$62 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $105,494 | ±$7,747 |
| Per Capita Income | $94,483 | ±$4,963 |
| Poverty Rate | 6% | ±1.7% |
| Population Below Poverty Level | 1,639 | ±470 |
| Unemployment Rate | 4.6% | ±2% |
| Civilian Labor Force, Employed | 15,567 | ±1,080 |
| Broadband Internet Rate | 95.2% | ±2.5% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 1,363,767 (2024)
ID: 191593
|
County | Official County Government |
Contact: ADMINISTRATOR
PO BOX 1748, AUSTIN TX 78767-1748
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK-05 | CEDAR PARK, TX | |
| Alternative School Nearby | 12 | AUSTIN, TX | |
| Regular School Nearby | 09-12 | AUSTIN, TX | |
| Regular School Nearby | PK-06 | AUSTIN, TX | |
| Alternative School Nearby | 06-12 | AUSTIN, TX | |
| Regular School Nearby | 09-12 | AUSTIN, TX | |
| Regular School Nearby | PK-05 | AUSTIN, TX | |
| Regular School Nearby | PK-05 | AUSTIN, TX | |
| Regular School Nearby | 06-08 | CEDAR PARK, TX | |
| Regular School Nearby | PK | AUSTIN, TX |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Baldwin Beauty School-North Austin
|
College Vocational | 2.6 mi away | 8440 Burnet Rd., Ste 140, Austin, TX, 78757-7068 |
5124584127
|
|
OLD QUARRY BRANCH LIBRARY
|
Library | 0.8 mi away | 7051 VILLAGE CENTER DR, AUSTIN, TX, 78731 |
(512) 974-8860
|
|
Avenue Five Institute
|
College Vocational | 2.8 mi away | 8620 Burnet Rd Ste 300, Austin, TX, 78757 |
5129682835
|
|
RALPH W YARBOROUGH BRANCH LIBRARY
|
Library | 2.4 mi away | 2200 HANCOCK DR, AUSTIN, TX, 78756 |
(512) 974-8820
|
|
Paul Mitchell the School-Austin
|
College Vocational | 3.1 mi away | 9503 Research Blvd Building 3 Suite 310, Austin, TX, 78759 |
8887335285
|
|
NORTH VILLAGE BRANCH LIBRARY
|
Library | 2.5 mi away | 2505 STECK AVE, AUSTIN, TX, 78757 |
(512) 974-9960
|
|
Auguste Escoffier School of Culinary Arts-Austin
|
College | 3.4 mi away | 6020-B Dillard Circle, Austin, TX, 78752 |
5124515743
|
|
HOWSON BRANCH LIBRARY
|
Library | 3.5 mi away | 2500 EXPOSITION BLVD, AUSTIN, TX, 78703 |
(512) 974-8800
|
|
Austin Community College District
|
College | 3.6 mi away | 6101 Highland Campus Drive, Austin, TX, 78752-7000 |
5122237000
|
|
LITTLE WALNUT CREEK BRANCH LIBRARY
|
Library | 4.3 mi away | 835 W RUNDBERG LN, AUSTIN, TX, 78758 |
(512) 974-9860
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at AUSTIN-CAMP MABRY, TX US, located 2.0 miles from ZCTA5 78731. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 62.5° | 41.8° | 52.2° | 2.64" | 0.0" |
| February | 66.5° | 45.8° | 56.1° | 1.89" | 0.2" |
| March | 73.3° | 52.2° | 62.8° | 2.88" | 0.0" |
| April | 80.3° | 58.9° | 69.6° | 2.42" | 0.0" |
| May | 86.9° | 66.8° | 76.8° | 5.04" | 0.0" |
| June | 93.2° | 72.9° | 83.0° | 3.68" | 0.0" |
| July | 96.6° | 75.0° | 85.8° | 1.96" | 0.0" |
| August | 97.8° | 75.1° | 86.5° | 2.74" | 0.0" |
| September | 91.4° | 70.1° | 80.8° | 3.45" | 0.0" |
| October | 82.5° | 60.8° | 71.6° | 3.91" | 0.0" |
| November | 71.5° | 50.5° | 61.0° | 2.92" | 0.0" |
| December | 63.9° | 43.4° | 53.6° | 2.72" | 0.0" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Austin city | City | 3.5 mi | — |
| West Lake Hills city | City | 4.8 mi | — |
| Rollingwood city | City | 5.3 mi | — |
| Lost Creek CDP | CDP | 5.8 mi | — |
| Barton Creek CDP | CDP | 7.5 mi | — |
| Steiner Ranch CDP | CDP | 7.7 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 78731. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.