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Zip Code 78245 — San Antonio, TX

78245 is a ZIP Code associated with San Antonio, TX, located within Bexar. 78245 ranks #1 out of 70 ZIP codes in Bexar County by population (and #13 out of 1,990 in TX). The area supports an estimated population of 96,015 residents across Data Pending housing units, with a population density of 1,051.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (29.401060, -98.735490)

Data MetricLocal Statistic
Postal / Zip Code78245
Primary CitySan Antonio
State / ProvinceTX
CountyBexar
Total Population96,015
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,051.8 people/sq mi
TimezoneAmerica/Chicago

How 78245 Compares

MetricZIP 78245Bexar CountyTX State Average
Population96,0152,079,418 (Total)30,188,035 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density1,051.8 /sq mi----
County Pop Rank#1 of 70----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 78252San Antonio4.7 mi21,790N/A
Zip 78251San Antonio5.5 mi59,435N/A
Zip 78253San Antonio5.7 mi69,282N/A
Zip 78227San Antonio5.7 mi44,035N/A
Zip 78236Jbsa Lackland6.9 mi7,635N/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 →