USPS Standard Delivery Code Travis County →

78721 ZIP Code: Austin, Texas

Official postal information, geographic coordinates, USPS post office locations, and US Census Bureau demographic metrics for ZIP code 78721 in Austin, TX.

Neighborhoods:

Postal & Geographic Specifications USPS Data

ZIP Code 78721

Primary City Austin, TX

County Travis County

Area Code(s) 512

Timezone America/Chicago

Land Area 3.71 sq mi

Elevation 0 ft

Coordinates 30.2700°, -97.6800°

Demographic & Economic Profile (US Census Bureau)

American Community Survey (ACS) 5-Year Verified Metrics

+13% vs Texas Avg

Total Population 11,316 3,077 people / sq mi

Median Household Income $84,573 Per Capita: $16,899

Median Home Value $523,000 Median Rent: $1,200/mo

Housing Tenancy

60% Own • 40% Rent

5,341 Total Units

Median Household Income Comparison $84,573 (78721) vs. $74,640 (Texas State)

Metrics sourced directly from the official U.S. Census Bureau (2022 ACS 5-Year Estimates).

Verify on data.census.gov

Editor's Neighborhood Insight & Local Context

Data for ZIP code 78721 in Austin, Texas.

USPS Postal Services

Active Route

The primary postal delivery jurisdiction for 78721 operates within Austin, Texas.

Note: Not all ZIP codes have a dedicated physical post office. A single USPS regional facility often serves multiple ZIP codes across a city or county.

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Geographic Map & Coordinates

30.2700, -97.6800

Adjacent & Contiguous ZIP Codes

Nearby ZIP codes bordering 78721 in Austin

0 Contiguous Areas

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