Home > TX > Williamson County > Georgetown > Zip 78626

Zip Code 78626 — Georgetown, TX

ZIP Code 78626 is associated with Georgetown, TX, in Williamson County. The listed population estimate is 48,072; estimated density is 209.5 people per square mile. Among records with population estimates, it ranks #6 of 18 in Williamson County and #156 of 1,924 in TX.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (30.666640, -97.598780)

Data MetricLocal Statistic
Postal / Zip Code78626
Primary CityGeorgetown
State / ProvinceTX
CountyWilliamson
Total Population48,072
Population Density209.5 people/sq mi
TimezoneAmerica/Chicago

How 78626 Compares

MetricZIP 78626Williamson County recordsTX records
Population estimate48,072591,187 (sum)30,188,035 (sum)
Population Density209.5 /sq mi----
County population rank#6 of 18----
State population rank#156 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 78674Weir0.4 mi108
ZIP 78634Hutto8.1 mi46,413
ZIP 78665Round Rock8.3 mi66,171
ZIP 78628Georgetown9.0 mi50,822
ZIP 76537Jarrell10.5 mi16,272

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 →