| ZIP Code | 78231 |
|---|---|
| City | San Antonio |
| State | Texas (TX) |
| County | Bexar County |
| Area Code | 210/726 |
| Elevation | 920 ft |
| Latitude | 29.581019 |
|---|---|
| Longitude | -98.542526 |
| Timezone | Chicago (DST) |
| FIPS | 48029 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 39.0 yrs ↓ 12% since 2019 |
|---|---|
| Avg Household Size | 2.46 |
| Below Poverty | 5.7% ▼ 43% below avg |
| College Grads | 70.2% ▲ 81% above avg |
| Unemployment | 2.4% ▼ 51% below avg |
| HS Graduate | 618 (9.8%) |
| Some College | 614 (9.7%) |
| Associates | 652 (10.3%) |
| Bachelors | 524 (8.3%) |
| Graduate Degree | 3,905 (61.9%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $103,538 ▲ 36% above avg ↑ 12% since 2019 |
|---|---|
| Median Home Value | $382,000 ▲ 37% above avg ↑ 31% since 2019 |
| Home/Income Ratio | 3.7x (nat avg ~3.5x) |
| Median Rent | $1,289/mo ↑ 9% since 2019 |
| Total Units | 4,189 |
| Vacant Units | 137 |
| Avg HH Size | 2.46 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 4,189 |
|---|---|
| Vacant | 137 |
| Owner Occupied | 65.3% |
| Renter Occupied | 34.7% |
| Avg HH Size | 2.46 |
ZIP code 78231 is located in San Antonio, Texas, within Bexar County. With a population of 9,966, this is a lightly populated ZIP code with a middle-aged community — the median age is 39 years. Economically, 78231 is a upper-middle-income ZIP code: the median household income of $103,538 is above the national average.
Real estate in ZIP code 78231 represents a mid-range housing market. The median home value of $382,000 is above the national average. Renters can expect to pay around $1,289 per month in median rent. Homeownership is strong here — 65.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 31% since 2019.
The population of 78231 is racially diverse, with White as the largest group at 47.8%. Residents are highly educated — 70.2% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 5.7%. Household income has grown by 12% since 2019.
The unemployment rate in 78231 stands at 2.4%, which is well below the national average. About 21% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 73%.
Overall, ZIP code 78231 in San Antonio, TX is characterized as upper-middle-income, highly educated, a middle-aged community, and predominantly owner-occupied. With 9,966 residents, a median household income of $103,538, and a median home value of $382,000, it offers a clear picture of life in this part of Texas.