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ZIP Code 78721
Austin, TX, Travis County
Population
10,997
Land area
3.6sq mi
People per sq mi
3,082
City
Austin
ZIP 78721 and nearby ZIP codes
ZIP 78721 at a glance
- ZIP 78721 (Austin) is about 27 times as dense as Texas as a whole.
- Households here earn a median of $84,573 a year, 8% more than the Texas figure of $78,476.
- A typical owner-occupied home is valued at $523,000 (84% above Texas) and median rent is $1,482 a month.
Local data for ZIP 78721
Counts from official public data
Housing and community stats
ZIP 78721, American Community Survey 2020-2024
Median household income
$84,573
Poverty rate
25.8%
Median home value
$523,000
Prices -7.5% in a year
Median rent
$1,482/mo
Homeownership
51.3%
Bachelor's or higher
51.6%
Median age
33.8
Average commute
22.8 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
310
ZIP Business Patterns 2023
Employees
5,704
$573M annual payroll
PPP loans
$30.95M
383 loans
Campaign donations
$57.98K
73% D, 10% R, 2026 cycle
Environment and hazard risk
ZIP 78721, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: tornado
Storm events since 1996
1,072
Countywide, mostly hail
Flood insurance policies
6,295
2.0% of homes, county
July high / Jan low
96° / 37°F
Health statistics
Share of adults in ZIP 78721, CDC PLACES estimates
Obesity
34.0%
U.S. 33.3% +0.7 pts
Diabetes
10.0%
U.S. 12.1% -2.1 pts
Smoking
10.7%
U.S. 12.8% -2.1 pts
Uninsured (18-64)
17.8%
U.S. 11.1% +6.7 pts
Cities in ZIP 78721
ZIP codes near 78721
| Name | Distance | Land area (sq mi) |
|---|---|---|
| 78702Austin | 1.9 mi | 5 |
| 78742Hornsby Bend | 2.4 mi | 5.9 |
| 78723Austin | 2.4 mi | 7.1 |
| 78722Austin | 2.5 mi | 1.4 |
| 78712Austin | 3 mi | 0.6 |
| 78741Austin | 3.2 mi | 7.8 |
| 78701Austin | 3.6 mi | 1.5 |
| 78751Austin | 3.7 mi | 2.4 |
| 78705Austin | 3.8 mi | 2.1 |
| 78724Austin | 4.3 mi | 24.9 |
| 78725Hornsby Bend | 4.6 mi | 17.7 |
| 78752Austin | 4.7 mi | 3.3 |
Frequently asked questions
- What city is ZIP code 78721?
- ZIP code 78721 is in Austin, TX (Travis County).
- What county is ZIP code 78721 in?
- ZIP code 78721 is mostly in Travis County, Texas.
- How many people live in ZIP code 78721?
- About 10,997 people live in the 78721 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.