ZIP code 78742
Where is ZIP code 78742?
Austin, Texas
Travis County · Standard ZIP code
ZIP code 78742 belongs to Austin, Texas in Travis County. 78742 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 847 people live in the 78742 area. The closest ZIP codes are 78721 (Austin, 3 mi north), 78741 (Austin, 3.1 mi west) and 78725 (Austin, 3.2 mi northeast).
| ZIP code | 78742 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Austin |
| State | Texas (TX) |
| County | Travis County |
| Time zone | Central Time · now |
| Area codes | 512, 737 |
| Coordinates | 30.2313, -97.6703 map |
| 3-digit prefix | 787 |
Population and income in 78742
| Population | 847 · lower than 78% of Texas ZIP codes |
|---|---|
| People per square mile | 143 · higher than 56% of Texas ZIP codes |
| Median age | 44.7 years · higher than 77% of Texas ZIP codes |
| Men / women | 58% / 42% |
| Income per person | $30,428 |
| Below the poverty line | 31% |
| Bachelor’s degree or higher | 11% of adults 25+ |
| Median rent | $1,328 a month |
| Housing units | 365 |
| Households | 365 (2.32 people on average) |
| Owners / renters | 58% / 43% |
| Land area | 5.91 sq mi (plus 0.23 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 78742. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 78742
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 78721 | Austin, TX | 3 mi N | Standard |
| 78741 | Austin, TX | 3.1 mi W | Standard |
| 78725 | Austin, TX | 3.2 mi NE | Standard |
| 78719 | Austin, TX | 3.5 mi S | Standard |
| 78702 | Austin, TX | 3.6 mi NW | Standard |
| 78722 | Austin, TX | 4.8 mi NW | Standard |
| 78724 | Austin, TX | 4.8 mi N | Standard |
| 78713 | Austin, TX | 5 mi NW | PO Box only |
| 78714 | Austin, TX | 5 mi NW | PO Box only |
| 78715 | Austin, TX | 5 mi NW | PO Box only |
| 78766 | Austin, TX | 5 mi NW | PO Box only |
| 78767 | Austin, TX | 5 mi NW | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 78742 or measure the distance to another ZIP code.
How to address mail to 78742
123 MAIN ST
AUSTIN TX 78742
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (78742-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
- 78738
- 78739
- 78741
- 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 78742?
- 78742 is a Austin, Texas ZIP code.
- What county is 78742 in?
- ZIP code 78742 is in Travis County, Texas.
- What time zone is ZIP code 78742 in?
- 78742 is in the Central Time zone (America/Chicago).
- What area code is 78742?
- Phone numbers in ZIP code 78742 use area codes 512 and 737.
- What is the population of ZIP code 78742?
- About 847 people live in ZIP code 78742, according to the Census Bureau’s American Community Survey (2020–2024).
- What ZIP codes are near 78742?
- The nearest ZIP codes to 78742 are 78721 (Austin, 3 miles), 78741 (Austin, 3.1 miles), 78725 (Austin, 3.2 miles) and 78719 (Austin, 3.5 miles).