ZIP code 78729
Where is ZIP code 78729?
Austin, Texas
Williamson County · Standard ZIP code
ZIP code 78729 belongs to Austin, Texas in Williamson County. 78729 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 30,460 people live in the 78729 area, where the median household income is $86,438. The closest ZIP codes are 78750 (Austin, 2.6 mi southwest), 78651 (Mc Neil, 3.1 mi east) and 78727 (Austin, 3.5 mi southeast).
| ZIP code | 78729 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Austin |
| State | Texas (TX) |
| County | Williamson County |
| Time zone | Central Time · now |
| Area codes | 512, 737 |
| Coordinates | 30.4521, -97.7688 map |
| 3-digit prefix | 787 |
Population and income in 78729
| Population | 30,460 · higher than 80% of Texas ZIP codes |
|---|---|
| People per square mile | 3,104 · higher than 84% of Texas ZIP codes |
| Median age | 34.9 years · lower than 71% of Texas ZIP codes |
| Men / women | 51% / 49% |
| Median household income | $86,438 · higher than 74% of Texas ZIP codes |
| Income per person | $56,393 |
| Below the poverty line | 6.5% |
| Bachelor’s degree or higher | 63% of adults 25+ |
| Median home value | $476,200 · higher than 92% of Texas ZIP codes |
| Median rent | $1,678 a month |
| Housing units | 15,466 |
| Households | 14,500 (2.1 people on average) |
| Owners / renters | 39% / 62% |
| Land area | 9.81 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 78729. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 78729
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 78750 | Austin, TX | 2.6 mi SW | Standard |
| 78651 | Mc Neil, TX | 3.1 mi E | PO Box only |
| 78727 | Austin, TX | 3.5 mi SE | Standard |
| 78759 | Austin, TX | 3.5 mi S | Standard |
| 78717 | Austin, TX | 3.9 mi N | Standard |
| 78726 | Austin, TX | 4.1 mi W | Standard |
| 78613 | Cedar Park, TX | 4.8 mi NW | Standard |
| 78630 | Cedar Park, TX | 4.8 mi NW | PO Box only |
| 78728 | Austin, TX | 5.3 mi E | Standard |
| 78758 | Austin, TX | 6.4 mi SE | Standard |
| 78764 | Austin, TX | 6.5 mi E | PO Box only |
| 78681 | Round Rock, TX | 6.6 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 78729 or measure the distance to another ZIP code.
How to address mail to 78729
123 MAIN ST
AUSTIN TX 78729
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Jollyville: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (78729-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
- 78730
- 78731
- 78732
- 78733
- 78734
- 78735
- 78736
- 78737
- 78738
- 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 78729?
- 78729 is a Austin, Texas ZIP code.
- What county is 78729 in?
- ZIP code 78729 is in Williamson County, Texas.
- What time zone is ZIP code 78729 in?
- 78729 is in the Central Time zone (America/Chicago).
- What area code is 78729?
- Phone numbers in ZIP code 78729 use area codes 512 and 737.
- What is the population of ZIP code 78729?
- About 30,460 people live in ZIP code 78729, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 78729?
- The median household income in 78729 is $86,438 a year, higher than 74% of Texas ZIP codes.
- What ZIP codes are near 78729?
- The nearest ZIP codes to 78729 are 78750 (Austin, 2.6 miles), 78651 (Mc Neil, 3.1 miles), 78727 (Austin, 3.5 miles) and 78759 (Austin, 3.5 miles).