ZIP 78621 vs ZIP 78631
A side-by-side comparison of ZIP Code 78621 and ZIP Code 78631: population, income, housing, and more.
ZIP 78621 and ZIP 78631 are ZIP Code areas in Texas. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 78621 has the higher population (27,860 vs 3,357 in ZIP 78631). ZIP 78621 has the higher median household income ($88,246 vs $73,646 in ZIP 78631). ZIP 78631 has the higher median home value ($339,100 vs $262,300 in ZIP 78621).
Population, income & housing
| ZIP 78621 | ZIP 78631 | |
|---|---|---|
| Population | 27,860 | 3,357 |
| Median age | 39.2 yrs | 42.1 yrs |
| Median household income | $88,246 | $73,646 |
| Median home value | $262,300 | $339,100 |
| Median gross rent | $1,317 | $1,188 |
| Housing units | 10,671 | 1,462 |
| Homeownership rate | 80.6% | 82.3% |
| Bachelor's degree or higher | 23.9% | 19.9% |
| Unemployment rate | 5.2% | 2.2% |
Trends (ACS 5-year, 2019–2023)
| ZIP 78621 | ZIP 78631 | |
|---|---|---|
| Population | 23,936 → 27,860 (+16.4%) | 2,964 → 3,357 (+13.3%) |
| Median household income | $72,500 → $88,246 (+21.7%) | $59,531 → $73,646 (+23.7%) |
| Median home value | $166,300 → $262,300 (+57.7%) | $227,200 → $339,100 (+49.3%) |
| Median gross rent | $981 → $1,317 (+34.3%) | $976 → $1,188 (+21.7%) |
ZIP 78621
23,93627,860
$72,500$88,246
$166,300$262,300
$981$1,317
ZIP 78631
2,9643,357
$59,531$73,646
$227,200$339,100
$976$1,188
Age & race/ethnicity
Age distribution (share)
| ZIP 78621 | ZIP 78631 | |
|---|---|---|
| Under 5 | 6.1% | 5.8% |
| 5 to 17 | 19.9% | 16.4% |
| 18 to 24 | 7.1% | 5.1% |
| 25 to 34 | 10.8% | 9.6% |
| 35 to 44 | 14.5% | 18.6% |
| 45 to 54 | 13.3% | 5.2% |
| 55 to 64 | 14.5% | 16.3% |
| 65 to 74 | 9.5% | 16.9% |
| 75 and over | 4.3% | 6.0% |
Race & ethnicity (share)
| ZIP 78621 | ZIP 78631 | |
|---|---|---|
| White (non-Hispanic) | 37.6% | 72.6% |
| Black or African American | 10.9% | 0.0% |
| American Indian & Alaska Native | 0.1% | 0.1% |
| Asian | 0.4% | 0.0% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.8% | 0.0% |
| Two or more races | 4.7% | 5.8% |
| Hispanic or Latino | 45.6% | 21.5% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 78621 | ZIP 78631 | |
|---|---|---|
| No high school diploma | 18.9% | 11.8% |
| High school graduate | 31.4% | 37.4% |
| Some college or associate's | 25.9% | 30.9% |
| Bachelor's degree | 13.3% | 9.5% |
| Graduate or professional degree | 10.6% | 10.4% |
Commute to work
How workers get to work (share)
| ZIP 78621 | ZIP 78631 | |
|---|---|---|
| Drove alone | 73.0% | 84.8% |
| Carpooled | 8.9% | 6.2% |
| Public transit | 0.0% | 0.0% |
| Walked | 0.2% | 0.0% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 16.7% | 8.9% |
| Other means | 1.3% | 0.0% |
Housing
Units in structure (share)
| ZIP 78621 | ZIP 78631 | |
|---|---|---|
| 1-unit, detached | 67.6% | 62.4% |
| 1-unit, attached | 2.3% | 0.0% |
| 2 to 4 units | 3.7% | 0.0% |
| 5 to 19 units | 0.4% | 0.0% |
| 20 or more units | 0.9% | 0.0% |
| Mobile home & other | 25.1% | 37.6% |
Poverty & households
| ZIP 78621 | ZIP 78631 | |
|---|---|---|
| Poverty rate | 8.8% | 12.6% |
| Average household size | 2.79 | 2.91 |
| Mean commute (minutes) | 37 | 31 |
| Median year structure built | 1996 | 2002 |