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Zip Code 78242 — San Antonio, TX

78242 is a ZIP Code associated with San Antonio, TX, located within Bexar. The postal region supports an estimated population of 36,168 residents across Data Pending housing units, with a population density of 1,764.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (29.350670, -98.607510)

Data MetricLocal Statistic
Postal / Zip Code78242
Primary CitySan Antonio
State / ProvinceTX
CountyBexar
Total Population36,168
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,764.3 people/sq mi
TimezoneAmerica/Chicago

How 78242 Compares

MetricZIP 78242Bexar CountyTX State Average
Population36,1682,079,41830,188,035
Median IncomeData PendingN/AN/A
Population Density1,764.3 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 78243San Antonio1.7 mi232N/A
Zip 78236Jbsa Lackland2.6 mi7,635N/A
Zip 78211San Antonio2.7 mi30,857N/A
Zip 78226San Antonio3.3 mi6,554N/A
Zip 78227San Antonio3.7 mi44,035N/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 →