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Zip Code 78704 — Austin, TX

78704 is a ZIP Code associated with Austin, TX, located within Travis. The postal region supports an estimated population of 50,688 residents across Data Pending housing units, with a population density of 2,233.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (30.242980, -97.765370)

Data MetricLocal Statistic
Postal / Zip Code78704
Primary CityAustin
State / ProvinceTX
CountyTravis
Total Population50,688
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2,233.0 people/sq mi
TimezoneAmerica/Chicago

How 78704 Compares

MetricZIP 78704Travis CountyTX State Average
Population50,6881,401,96330,188,035
Median IncomeData PendingN/AN/A
Population Density2,233.0 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 78701Austin2.3 mi11,824N/A
Zip 78745Austin3.1 mi61,219N/A
Zip 78741Austin3.2 mi45,951N/A
Zip 78702Austin3.4 mi25,985N/A
Zip 78712Austin3.4 mi201N/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 →