ZIP Code 78231
ZIP Code Tabulation Area in Bexar County, Texas.
- Population
- 9,966
- Median household income
- $103,538
- Median home value
- $382,000
+10.7%’19–’23
+12.3%’19–’23
+30.5%’19–’23
Covering part of Bexar County, Texas, ZIP Code 78231 has about 9,966 residents. At $103,538, its median household income sits above Bexar County's $70,571.
From 2019 to 2023, ZIP Code 78231's population grew 10.7% from 9,001 to 9,966, while its median gross rent rose 8.5% from $1,188 to $1,289.
70.0% of homes are single-family detached houses. The typical home was built around 1986.
Demographics
ACS 2019–2023- Population
- 9,966
- Median age
- 39.0 yrs
- Median household income
- $103,538
- Median home value
- $382,000
- Median gross rent
- $1,289
- Housing units
- 4,189
- Homeownership rate
- 65.3%
- Bachelor's degree or higher
- 63.8%
- Unemployment rate
- 2.4%
Trends
ACS 5-year · 2019–20239,0019,966
$92,174$103,538
$292,700$382,000
$1,188$1,289
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 9,001 | $92,174 | $292,700 | $1,188 |
| 2020 | 10,132 | $95,918 | $308,100 | $1,124 |
| 2021 | 10,109 | $103,504 | $333,200 | $1,146 |
| 2022 | 9,972 | $106,719 | $366,800 | $1,267 |
| 2023 | 9,966 | $103,538 | $382,000 | $1,289 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 52.8%
5 to 1719.0%
18 to 2411.4%
25 to 3414.3%
35 to 449.6%
45 to 5411.3%
55 to 6411.8%
65 to 749.5%
75 and over10.2%
| Count | Share | |
|---|---|---|
| Under 5 | 282 | 2.8% |
| 5 to 17 | 1,897 | 19.0% |
| 18 to 24 | 1,133 | 11.4% |
| 25 to 34 | 1,428 | 14.3% |
| 35 to 44 | 954 | 9.6% |
| 45 to 54 | 1,131 | 11.3% |
| 55 to 64 | 1,174 | 11.8% |
| 65 to 74 | 948 | 9.5% |
| 75 and over | 1,019 | 10.2% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 4,764 | 47.8% |
| Black or African American | 461 | 4.6% |
| American Indian & Alaska Native | 14 | 0.1% |
| Asian | 334 | 3.4% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 437 | 4.4% |
| Hispanic or Latino (any race) | 3,956 | 39.7% |
Educational attainment (age 25+)
No high school diploma0.6%
High school graduate12.4%
Some college or associate's23.2%
Bachelor's degree33.7%
Graduate or professional degree30.1%
| Count | Share | |
|---|---|---|
| No high school diploma | 42 | 0.6% |
| High school graduate | 825 | 12.4% |
| Some college or associate's | 1,545 | 23.2% |
| Bachelor's degree | 2,241 | 33.7% |
| Graduate or professional degree | 2,001 | 30.1% |
Commute to work
- Mean travel time to work
- 23 min
Drove alone73.3%
Carpooled3.8%
Public transit0.6%
Walked0.7%
Bicycle0.0%
Worked from home20.7%
Other means0.9%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 3,699 | 73.3% |
| Carpooled | 194 | 3.8% |
| Public transit | 28 | 0.6% |
| Walked | 33 | 0.7% |
| Bicycle | 0 | 0.0% |
| Worked from home | 1,044 | 20.7% |
| Other means | 47 | 0.9% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 945 | 23.6% |
| 15 to 29 min | 2,250 | 56.2% |
| 30 to 44 min | 583 | 14.6% |
| 45 to 59 min | 105 | 2.6% |
| 60+ min | 118 | 2.9% |
Households
- Average household size
- 2.46
- Poverty rate
- 5.7% (566 of 9,966)
| Count | Share | |
|---|---|---|
| Family households | 2,626 | 64.8% |
| Nonfamily households | 1,426 | 35.2% |
Housing
- Median year structure built
- 1986
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 4,052 | 96.7% |
| Vacant | 137 | 3.3% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 2,646 | 65.3% |
| Renter-occupied | 1,406 | 34.7% |
1-unit, detached70.0%
1-unit, attached0.0%
2 to 4 units0.4%
5 to 19 units16.7%
20 or more units12.0%
Mobile home & other0.9%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 2,933 | 70.0% |
| 1-unit, attached | 0 | 0.0% |
| 2 to 4 units | 17 | 0.4% |
| 5 to 19 units | 700 | 16.7% |
| 20 or more units | 503 | 12.0% |
| Mobile home & other | 36 | 0.9% |
Geography
- ZCTA
- 78231
- Land area
- 4.09 sq mi
- Water area
- 0 sq mi
- Center point
- 29.5810, -98.5425
Counties this ZIP covers
1Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)