ZIP Code 78931
ZIP Code Tabulation Area in Austin County, Texas.
- Population
- 204
- Median household income
- $138,382
-44.6%’19–’23
+36.3%’19–’23
ZIP Code 78931 is a ZIP Code Tabulation Area in Austin County, Texas, home to about 204 residents. The median household income of $138,382 is above the Austin County median ($75,994).
Between 2019 and 2023, ZIP Code 78931's population declined 44.6% from 368 to 204, while its median household income rose 36.3% from $101,528 to $138,382.
The typical home was built around 1991. 0.0% of residents live below the poverty line.
Demographics
ACS 2019–2023- Population
- 204
- Median age
- 44.6 yrs
- Median household income
- $138,382
- Median home value
- —
- Median gross rent
- —
- Housing units
- 99
- Homeownership rate
- 100.0%
- Bachelor's degree or higher
- 56.5%
- Unemployment rate
- 0.0%
Trends
ACS 5-year · 2019–2023368204
$101,528$138,382
$342,600$336,300
| Year | Population | Median household income | Median home value |
|---|---|---|---|
| 2019 | 368 | $101,528 | $342,600 |
| 2020 | 326 | $100,139 | $336,300 |
| 2021 | 184 | — | — |
| 2022 | 210 | — | — |
| 2023 | 204 | $138,382 | — |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 50.0%
5 to 1727.9%
18 to 240.0%
25 to 3410.3%
35 to 4413.7%
45 to 5417.2%
55 to 644.4%
65 to 748.3%
75 and over18.1%
| Count | Share | |
|---|---|---|
| Under 5 | 0 | 0.0% |
| 5 to 17 | 57 | 27.9% |
| 18 to 24 | 0 | 0.0% |
| 25 to 34 | 21 | 10.3% |
| 35 to 44 | 28 | 13.7% |
| 45 to 54 | 35 | 17.2% |
| 55 to 64 | 9 | 4.4% |
| 65 to 74 | 17 | 8.3% |
| 75 and over | 37 | 18.1% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 194 | 95.1% |
| Black or African American | 0 | 0.0% |
| American Indian & Alaska Native | 0 | 0.0% |
| Asian | 0 | 0.0% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 10 | 4.9% |
| Hispanic or Latino (any race) | 0 | 0.0% |
Educational attainment (age 25+)
No high school diploma0.0%
High school graduate25.9%
Some college or associate's17.7%
Bachelor's degree49.7%
Graduate or professional degree6.8%
| Count | Share | |
|---|---|---|
| No high school diploma | 0 | 0.0% |
| High school graduate | 38 | 25.9% |
| Some college or associate's | 26 | 17.7% |
| Bachelor's degree | 73 | 49.7% |
| Graduate or professional degree | 10 | 6.8% |
Commute to work
- Mean travel time to work
- 18 min
Drove alone72.9%
Carpooled0.0%
Public transit0.0%
Walked14.1%
Bicycle0.0%
Worked from home12.9%
Other means0.0%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 62 | 72.9% |
| Carpooled | 0 | 0.0% |
| Public transit | 0 | 0.0% |
| Walked | 12 | 14.1% |
| Bicycle | 0 | 0.0% |
| Worked from home | 11 | 12.9% |
| Other means | 0 | 0.0% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 22 | 29.7% |
| 15 to 29 min | 33 | 44.6% |
| 30 to 44 min | 19 | 25.7% |
| 45 to 59 min | 0 | 0.0% |
| 60+ min | 0 | 0.0% |
Households
- Average household size
- 3.00
- Poverty rate
- 0.0% (0 of 191)
| Count | Share | |
|---|---|---|
| Family households | 59 | 86.8% |
| Nonfamily households | 9 | 13.2% |
Housing
- Median year structure built
- 1991
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 68 | 68.7% |
| Vacant | 31 | 31.3% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 68 | 100.0% |
| Renter-occupied | 0 | 0.0% |
1-unit, detached68.7%
1-unit, attached0.0%
2 to 4 units0.0%
5 to 19 units0.0%
20 or more units0.0%
Mobile home & other31.3%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 68 | 68.7% |
| 1-unit, attached | 0 | 0.0% |
| 2 to 4 units | 0 | 0.0% |
| 5 to 19 units | 0 | 0.0% |
| 20 or more units | 0 | 0.0% |
| Mobile home & other | 31 | 31.3% |
Geography
- ZCTA
- 78931
- Land area
- 14 sq mi
- Water area
- 0.12 sq mi
- Center point
- 30.0384, -96.4414
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)