100 Largest ZIP Codes in the United States by Population in Hays County, Texas
Explore the 100 largest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in Hays County, Texas.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 78666 | SAN MARCOS | TX | 86,530 |
| 2 | 78640 | KYLE | TX | 68,265 |
| 3 | 78610 | BUDA | TX | 44,410 |
| 4 | 78737 | AUSTIN | TX | 24,951 |
| 5 | 78620 | DRIPPING SPRINGS | TX | 19,893 |
| 6 | 78676 | WIMBERLEY | TX | 15,321 |
| 7 | 78619 | DRIFTWOOD | TX | 6,067 |
| 8 | 78656 | MAXWELL | TX | 2,631 |