ZIP code 78738
Where is ZIP code 78738?
Austin, Texas
Travis County · Standard ZIP code
ZIP code 78738 belongs to Austin, Texas in Travis County. 78738 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area codes 512 and 737. About 31,019 people live in the 78738 area, where the median household income is $183,048. The closest ZIP codes are 78734 (Austin, 3.5 mi northeast), 78732 (Austin, 5.7 mi northeast) and 78669 (Spicewood, 5.8 mi northwest).
| ZIP code | 78738 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Austin |
| Also accepted | Bee Cave, Bee Caves, Lakeway, The Hills, Village Of The Hills, Vlg O The Hls |
| State | Texas (TX) |
| County | Travis County |
| Time zone | Central Time · now |
| Area codes | 512, 737 |
| Coordinates | 30.3337, -97.9824 map |
| 3-digit prefix | 787 |
Population and income in 78738
| Population | 31,019 · higher than 81% of Texas ZIP codes |
|---|---|
| People per square mile | 737 · higher than 69% of Texas ZIP codes |
| Median age | 43.4 years · higher than 73% of Texas ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $183,048 · higher than 99% of Texas ZIP codes |
| Income per person | $99,621 |
| Below the poverty line | 3.8% |
| Bachelor’s degree or higher | 75% of adults 25+ |
| Median home value | $916,300 · higher than 99% of Texas ZIP codes |
| Median rent | $1,983 a month |
| Housing units | 12,533 |
| Households | 12,063 (2.56 people on average) |
| Owners / renters | 75% / 25% |
| Land area | 42.09 sq mi (plus 0.05 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 78738. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 78738
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 78734 | Austin, TX | 3.5 mi NE | Standard |
| 78732 | Austin, TX | 5.7 mi NE | Standard |
| 78669 | Spicewood, TX | 5.8 mi NW | Standard |
| 78733 | Austin, TX | 6.9 mi E | Standard |
| 78736 | Austin, TX | 7.3 mi SE | Standard |
| 78716 | Austin, TX | 7.5 mi E | PO Box only |
| 78645 | Leander, TX | 8 mi N | Standard |
| 78737 | Austin, TX | 8.8 mi S | Standard |
| 78730 | Austin, TX | 9.6 mi E | Standard |
| 78746 | Austin, TX | 10.1 mi E | Standard |
| 78735 | Austin, TX | 10.2 mi SE | Standard |
| 78620 | Dripping Springs, TX | 10.3 mi SW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 78738 or measure the distance to another ZIP code.
How to address mail to 78738
123 MAIN ST
AUSTIN TX 78738
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts BEE CAVE, BEE CAVES, LAKEWAY, THE HILLS, VILLAGE OF THE HILLS and VLG O THE HLS as the city name for 78738. Adding the 4-digit ZIP+4 code (78738-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Austin, TX
- 73301
- 73344
- 78701
- 78702
- 78703
- 78704
- 78705
- 78708
- 78709
- 78710
- 78711
- 78712
- 78713
- 78714
- 78715
- 78716
- 78717
- 78718
- 78719
- 78720
- 78721
- 78722
- 78723
- 78724
- 78725
- 78726
- 78727
- 78728
- 78729
- 78730
- 78731
- 78732
- 78733
- 78734
- 78735
- 78736
- 78737
- 78739
- 78741
- 78742
- 78744
- 78745
- 78746
- 78747
- 78748
- 78749
- 78750
- 78751
- 78752
- 78753
- 78754
- 78755
- 78756
- 78757
- 78758
- 78759
- 78760
- 78761
- 78762
- 78763
- 78764
- 78765
- 78766
- 78767
- 78768
- 78772
- 78773
- 78774
- 78778
- 78779
- 78783
- 78799
All Austin ZIP codes with population and income →
Questions
- What city is ZIP code 78738?
- 78738 is a Austin, Texas ZIP code. Bee Cave, Bee Caves, Lakeway, The Hills, Village Of The Hills and Vlg O The Hls are also accepted as the city name.
- What county is 78738 in?
- ZIP code 78738 is in Travis County, Texas.
- What time zone is ZIP code 78738 in?
- 78738 is in the Central Time zone (America/Chicago).
- What area code is 78738?
- Phone numbers in ZIP code 78738 use area codes 512 and 737.
- What is the population of ZIP code 78738?
- About 31,019 people live in ZIP code 78738, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 78738?
- The median household income in 78738 is $183,048 a year, higher than 99% of Texas ZIP codes.
- What ZIP codes are near 78738?
- The nearest ZIP codes to 78738 are 78734 (Austin, 3.5 miles), 78732 (Austin, 5.7 miles), 78669 (Spicewood, 5.8 miles) and 78733 (Austin, 6.9 miles).