Home > TX > Travis County > Austin > Zip 78742

Zip Code 78742 — Austin, TX

78742 is a ZIP Code associated with Austin, TX, located within Travis. The postal region supports an estimated population of 847 residents across Data Pending housing units, with a population density of 55.3 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (30.243750, -97.658690)

Data Metric	Local Statistic
Postal / Zip Code	78742
Primary City	Austin
State / Province	TX
County	Travis
Total Population	847
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	55.3 people/sq mi
Timezone	America/Chicago

How 78742 Compares

Metric	ZIP 78742	Travis County	TX State Average
Population	847	1,401,963	30,188,035
Median Income	Data Pending	N/A	N/A
Population Density	55.3 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 78721	Austin	2.4 mi	10,997	N/A
Zip 78725	Austin	3.0 mi	10,746	N/A
Zip 78741	Austin	3.4 mi	45,951	N/A
Zip 78702	Austin	3.6 mi	25,985	N/A
Zip 78724	Austin	4.4 mi	31,103	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →