Westlake is one of the most desirable communities in the Austin metropolitan area, known for its luxury homes, highly rated schools, scenic Hill Country views, and convenient access to Downtown Austin. Located west of downtown along the Colorado River, Westlake attracts families, professionals, and homebuyers seeking an upscale lifestyle. If you’re searching for the Westlake, Austin, Texas ZIP code, it’s important to know that the area is served by multiple ZIP codes depending on the exact neighborhood and location.
Whether you’re moving to Westlake, sending mail, shopping online, or verifying an address, finding the correct ZIP code helps ensure accurate delivery and location identification.
Westlake Austin ZIP Codes
| ZIP Code | Area / Neighborhood |
| 78746 | Westlake Hills (Primary ZIP Code) |
| 78733 | West Austin & Lake Austin Area |
| 78735 | Southwest Austin |
| 78738 | Bee Cave & Westlake Area |
| 78703 | Old West Austin Border Area |
Areas Covered by Westlake ZIP Codes
| ZIP Code | Coverage Area |
| 78746 | Westlake Hills |
| 78746 | Eanes ISD Communities |
| 78746 | Rollingwood Vicinity |
| 78733 | Lake Austin Waterfront Areas |
| 78735 | Southwest Westlake Communities |
| 78738 | Western Edge of the Westlake Area |
Nearby Austin ZIP Codes
| ZIP Code | Area |
| 78701 | Downtown Austin |
| 78703 | Old West Austin |
| 78704 | South Congress Area |
| 78731 | Northwest Hills |
| 78733 | Lake Austin Area |
| 78735 | Southwest Austin |
| 78738 | Bee Cave |
| 78745 | South Austin |
| 78746 | Westlake Hills |
| 78749 | Southwest Austin |
Westlake ZIP Code Range
Most Westlake addresses fall within 78746, which is the primary and most recognized ZIP code for Westlake Hills and surrounding luxury residential communities.
How to Find the Right Westlake ZIP Code
Because Westlake includes multiple neighborhoods and residential developments, the correct ZIP code depends on the exact address.
- Check the complete street address before selecting a ZIP code.
- Use the USPS ZIP Code Lookup tool for official ZIP code verification.
- Review property records, utility bills, or official mail containing your address.
- Search online maps to verify ZIP code boundaries.
- Confirm ZIP codes before mailing packages to avoid delivery delays.
Popular Westlake ZIP Codes
Some of the most searched ZIP codes in and around Westlake include:
- 78746 – Westlake Hills
- 78733 – Lake Austin Area
- 78735 – Southwest Austin
- 78738 – Bee Cave Area
- 78703 – Old West Austin
- 78701 – Downtown Austin
Frequently Asked Questions
Q: What is the ZIP code for Westlake Austin Texas?
A: The primary ZIP code for Westlake is 78746.
Q: Does Westlake have more than one ZIP code?
A: Yes. While 78746 is the main ZIP code, nearby areas may also use 78733, 78735, and 78738.
Q: What ZIP code is Westlake Hills?
A: Westlake Hills is primarily served by 78746.
Q: What county is Westlake in?
A: Most of Westlake is located in Travis County, Texas, with some nearby communities extending toward neighboring areas.
Final Thoughts
Westlake is one of the most prestigious residential areas in the Austin region, and 78746 is the primary ZIP code associated with the community. Nearby areas such as Lake Austin, Bee Cave, and Southwest Austin use additional ZIP codes, but most Westlake Hills addresses fall within 78746. Always verify the exact ZIP code for your address to ensure accurate mail delivery and location identification.
