Downtown Austin Zip Code Map
Travis County, Texas ZIP Code Map
Overview of Travis County ZIP Codes
Travis County, TX, anchored by the state capital of Austin, features a dynamic ZIP Code system that serves rapid urban growth, established hill country communities, and the "Silicon Hills" tech corridor.
The county includes 87 total ZIP Codes, comprised of standard delivery areas, high-volume PO Box distribution centers, and unique codes for state and federal agencies.
- Total ZIP Codes: 87
- Standard residential ZIP Codes: 62
- PO Box ZIP Codes: 20
- Unique / business ZIP Codes: 5 (e.g., UT Austin, State of Texas)
- Census ZIP Code Tabulation Areas (ZCTAs): 62
ZIP Code Range in Travis County
Travis County ZIP Codes fall primarily within the "786" (Suburban) and "787" (Austin) prefixes:
- Lowest ZIP Code: 78610 (Creedmoor/Buda)*
- Highest ZIP Code: 78799 (Austin General Mail Facility)
- Highest Residential ZIP Code: 78759 (Arboretum/Great Hills)
- Overall ZIP range: 78610–78799
*Note: The IRS Service Center uses the special codes 73301 and 73344, which are technically the lowest numeric codes in the county but are for internal federal use only.
Post Offices and PO Box ZIP Codes
- PO Box ZIP Codes: 20 PO Box-only ZIP Codes (e.g., 78767 Downtown, 78709 South Austin)
- Post office facilities: 46 USPS post offices, stations, and branches throughout the county
- PO Box locations: Concentrated in Downtown Austin (7876x series) and North Austin distribution hubs
Cities, Towns, and Communities Covered by Travis County ZIP Codes
Travis County ZIP Codes serve the City of Austin and several high-growth suburban municipalities and enclaves.
City of Austin (787xx Series)
- Downtown, East Austin, South Congress (SoCo)
- West Lake Hills, Tarrytown, Hyde Park
- North Austin, The Domain, Mueller
Suburban & Peripheral Areas (786xx Series)
- North/Northeast: Pflugerville, Manor, Wells Branch
- West/Northwest: Lakeway, Bee Cave, Lago Vista, Jonestown
- South/Southeast: Del Valle, Creedmoor, Mustang Ridge
- Enclaves: Rollingwood, Sunset Valley, West Lake Hills (often use 787xx)
Note: The "787" prefix is strictly Austin and its immediate enclaves, while "786" generally indicates the surrounding suburban ring.
ZIP Code Population Patterns
Population density varies from the rapidly densifying urban core to the sprawling hill country estates in the west.
- Most populated ZIP Code areas: Pflugerville's 78660 is the most populous, with a massive 96,000+ residents, followed by North Austin's 78753 and South Austin's 78745.
- Least populated ZIP Codes: Downtown (78701) has a lower permanent population compared to the suburbs, and unique university codes (78712 for UT Austin) have zero permanent residents.
Key ZIP Code Statistics (Summary)
| Category |
Value |
| Total ZIP Codes |
87 |
| Standard ZIP Codes |
62 |
| PO Box ZIP Codes |
20 |
| Unique / Business ZIP Codes |
5 |
| ZIP Code Range |
78610–78799 |
| Census ZCTAs |
62 |
| Highest Life Expectancy (by ZCTA) |
88.6 years (78739 - Circle C Ranch) |
| Highest Crime Rate Index |
78701 (Downtown Austin)* |
*Note: 78701 consistently reports the highest crime index due to the "Dirty Sixth" nightlife district; 78753 (North Lamar) often reports the highest total volume of incidents.