ZIP 78620 vs ZIP 78621
A side-by-side comparison of ZIP Code 78620 and ZIP Code 78621: population, income, housing, and more.
ZIP 78620 and ZIP 78621 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 20,624 in ZIP 78620). ZIP 78620 has the higher median household income ($146,551 vs $88,246 in ZIP 78621). ZIP 78620 has the higher median home value ($624,800 vs $262,300 in ZIP 78621).
Population, income & housing
| ZIP 78620 | ZIP 78621 | |
|---|---|---|
| Population | 20,624 | 27,860 |
| Median age | 42.7 yrs | 39.2 yrs |
| Median household income | $146,551 | $88,246 |
| Median home value | $624,800 | $262,300 |
| Median gross rent | $1,674 | $1,317 |
| Housing units | 7,929 | 10,671 |
| Homeownership rate | 86.3% | 80.6% |
| Bachelor's degree or higher | 61.8% | 23.9% |
| Unemployment rate | 2.5% | 5.2% |
Trends (ACS 5-year, 2019–2023)
| ZIP 78620 | ZIP 78621 | |
|---|---|---|
| Population | 17,590 → 20,624 (+17.2%) | 23,936 → 27,860 (+16.4%) |
| Median household income | $108,570 → $146,551 (+35.0%) | $72,500 → $88,246 (+21.7%) |
| Median home value | $413,300 → $624,800 (+51.2%) | $166,300 → $262,300 (+57.7%) |
| Median gross rent | $1,204 → $1,674 (+39.0%) | $981 → $1,317 (+34.3%) |
ZIP 78620
17,59020,624
$108,570$146,551
$413,300$624,800
$1,204$1,674
ZIP 78621
23,93627,860
$72,500$88,246
$166,300$262,300
$981$1,317
Age & race/ethnicity
Age distribution (share)
| ZIP 78620 | ZIP 78621 | |
|---|---|---|
| Under 5 | 6.9% | 6.1% |
| 5 to 17 | 18.4% | 19.9% |
| 18 to 24 | 6.8% | 7.1% |
| 25 to 34 | 7.1% | 10.8% |
| 35 to 44 | 15.6% | 14.5% |
| 45 to 54 | 14.5% | 13.3% |
| 55 to 64 | 15.3% | 14.5% |
| 65 to 74 | 10.8% | 9.5% |
| 75 and over | 4.7% | 4.3% |
Race & ethnicity (share)
| ZIP 78620 | ZIP 78621 | |
|---|---|---|
| White (non-Hispanic) | 76.0% | 37.6% |
| Black or African American | 0.9% | 10.9% |
| American Indian & Alaska Native | 0.0% | 0.1% |
| Asian | 3.9% | 0.4% |
| Native Hawaiian & Pacific Islander | 0.3% | 0.0% |
| Some other race | 1.0% | 0.8% |
| Two or more races | 4.3% | 4.7% |
| Hispanic or Latino | 13.7% | 45.6% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 78620 | ZIP 78621 | |
|---|---|---|
| No high school diploma | 2.9% | 18.9% |
| High school graduate | 13.8% | 31.4% |
| Some college or associate's | 21.4% | 25.9% |
| Bachelor's degree | 40.6% | 13.3% |
| Graduate or professional degree | 21.2% | 10.6% |
Commute to work
How workers get to work (share)
| ZIP 78620 | ZIP 78621 | |
|---|---|---|
| Drove alone | 61.8% | 73.0% |
| Carpooled | 4.4% | 8.9% |
| Public transit | 0.0% | 0.0% |
| Walked | 0.4% | 0.2% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 32.5% | 16.7% |
| Other means | 0.9% | 1.3% |
Housing
Units in structure (share)
| ZIP 78620 | ZIP 78621 | |
|---|---|---|
| 1-unit, detached | 83.4% | 67.6% |
| 1-unit, attached | 3.4% | 2.3% |
| 2 to 4 units | 2.6% | 3.7% |
| 5 to 19 units | 2.1% | 0.4% |
| 20 or more units | 2.8% | 0.9% |
| Mobile home & other | 5.6% | 25.1% |
Poverty & households
| ZIP 78620 | ZIP 78621 | |
|---|---|---|
| Poverty rate | 4.9% | 8.8% |
| Average household size | 2.73 | 2.79 |
| Mean commute (minutes) | 31 | 37 |
| Median year structure built | 2005 | 1996 |