78655 vs 78666 ZIP Codes
Martindale, TX · San Marcos, TX
| Metric | 78655 | 78666 |
|---|---|---|
| City | Martindale | San Marcos |
| County | Caldwell | Guadalupe |
| State | Texas | Texas |
| Time zone | Central Time | Central Time |
| Population | 2,739 | 63,836 |
Demographic figures come from U.S. Census Bureau / ACS data included in the source ZIP dataset; many ZIP codes have no demographic figures in that dataset.