Zip Code 78210 — San Antonio, TX

ZIP Code 78210 is associated with San Antonio, TX, in Bexar County. The listed population estimate is 34,940; estimated density is 1,840.5 people per square mile. Among records with population estimates, it ranks #30 of 69 in Bexar County and #305 of 1,924 in TX.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (29.395970, -98.464330)

Data MetricLocal Statistic
Postal / Zip Code78210
Primary CitySan Antonio
State / ProvinceTX
CountyBexar
Total Population34,940
Population Density1,840.5 people/sq mi
TimezoneAmerica/Chicago

How 78210 Compares

MetricZIP 78210Bexar County recordsTX records
Population estimate34,9402,079,418 (sum)30,188,035 (sum)
Population Density1,840.5 /sq mi----
County population rank#30 of 69----
State population rank#305 of 1,924----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in TX

ZIP CodeCityDistancePopulation estimate
ZIP 78203San Antonio1.4 mi5,200
ZIP 78202San Antonio2.2 mi10,224
ZIP 78205San Antonio2.3 mi1,538
ZIP 78204San Antonio2.4 mi11,983
ZIP 78208San Antonio3.1 mi3,861

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 →