ZIP Code 78621, Texas
ZIP Code 78621 profile, demographic data, and geographic information.
ZCTA5 78621 is a 5-digit ZIP Code area located in Bastrop County / Lee County / Travis County / Williamson County, Texas. As of official census estimates, it has a reported population of 30,411. The land area covers 177.72 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 30,411 | ±2,687 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 36.2 yrs | ±1.6 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 10,175 | ±770 | 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 | 11,036 | ±790 |
| Occupied Housing Units | 10,175 | ±770 |
| Vacant Housing Units | 861 | ±315 |
| Median Home Value | $320,800 | ±$15,235 |
| Median Gross Rent | $1,387 | ±$107 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $98,534 | ±$7,172 |
| Per Capita Income | $38,211 | ±$3,716 |
| Poverty Rate | 6.4% | ±1.9% |
| Population Below Poverty Level | 1,907 | ±595 |
| Unemployment Rate | 3.9% | ±1.5% |
| Civilian Labor Force, Employed | 14,473 | ±1,554 |
| Broadband Internet Rate | 89.1% | ±9.4% |
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: 114,931 (2024)
ID: 194941
|
County | Official County Government |
Contact: ASST TO COUNTY JUDGE
804 PECAN ST, BASTROP TX 78602-3818
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK-08 | PFLUGERVILLE, TX | |
| Alternative School Nearby | 09 | ELGIN, TX | |
| Regular School Nearby | PK-05 | HUTTO, TX | |
| Regular School Nearby | PK-05 | MANOR, TX | |
| Regular School Nearby | PK-05 | BASTROP, TX | |
| Regular School Nearby | 06-08 | PFLUGERVILLE, TX | |
| Regular School Nearby | PK-04 | ELGIN, TX | |
| Regular School Nearby | PK-05 | PFLUGERVILLE, TX | |
| Regular School Nearby | 09-12 | CEDAR CREEK, TX | |
| Regular School Nearby | 06-08 | PFLUGERVILLE, 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 |
|---|---|---|---|---|
|
Universal Technical Institute-West Texas
|
College | 18.7 mi away | 301 West Howard Lane, Austin, TX, 78753-9742 |
7372843100
|
|
ELGIN PUBLIC LIBRARY
|
Library | 1.2 mi away | 404 N MAIN ST, ELGIN, TX, 78621 |
(512) 281-5678
|
|
Austin Career Institute
|
College Vocational | 19.8 mi away | 7215 Cameron Rd, Austin, TX, 78752 |
5123710100
|
|
BASTROP PUBLIC LIBRARY
|
Library | 15.7 mi away | 1100 CHURCH ST, BASTROP, TX, 78602 |
(512) 332-8880
|
|
The College of Health Care Professions-Austin
|
College | 20.2 mi away | 6330 E. Highway 290 Suite 180, Austin, TX, 78723 |
5126175700
|
|
GARFIELD LIBRARY
|
Library | 15.8 mi away | 5121 ALBERT BROWN DR, DEL VALLE, TX, 78617 |
(512) 247-7371
|
|
CyberTex Institute of Technology
|
College Vocational | 20.5 mi away | 6300 La Calma Dr. Suite ,350, Austin, TX, 78752 |
5124546116
|
|
MOBILE LIBRARY
|
Library | 15.8 mi away | 5121 ALBERT BROWN DR, DEL VALLE, TX, 78617 |
(512) 247-7371
|
|
Austin Community College District
|
College | 21.1 mi away | 6101 Highland Campus Drive, Austin, TX, 78752-7000 |
5122237000
|
|
TAYLOR PUBLIC LIBRARY
|
Library | 16.7 mi away | 801 VANCE ST, TAYLOR, TX, 76574 |
(512) 352-3434
|
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 ELGIN 1 N, TX US, located 2.0 miles from ZCTA5 78621. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 60.8° | 39.2° | 50.0° | 2.96" | 0.0" |
| February | 64.3° | 42.7° | 53.5° | 2.06" | 0.0" |
| March | 71.3° | 49.4° | 60.3° | 3.15" | 0.0" |
| April | 78.5° | 56.7° | 67.6° | 2.73" | 0.0" |
| May | 85.2° | 64.8° | 75.0° | 4.86" | 0.0" |
| June | 91.8° | 71.2° | 81.5° | 2.98" | 0.0" |
| July | 95.0° | 73.3° | 84.1° | 1.97" | 0.0" |
| August | 96.2° | 73.0° | 84.6° | 2.32" | 0.0" |
| September | 90.0° | 67.9° | 78.9° | 2.97" | 0.0" |
| October | 81.3° | 58.4° | 69.9° | 4.02" | 0.0" |
| November | 70.1° | 48.7° | 59.4° | 3.07" | 0.0" |
| December | 62.2° | 41.1° | 51.7° | 3.00" | 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 |
|---|---|---|---|
| Elgin city | City | 2.2 mi | — |
| McDade CDP | CDP | 7.6 mi | — |
| Coupland city | City | 8.5 mi | — |
| Camp Swift CDP | CDP | 11.0 mi | — |
| Webberville village | Village | 11.3 mi | — |
| Manor city | City | 11.9 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 78621. • 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.