San Marcos, Texas
San Marcos is a city in Hays County, Texas, with an estimated population of 71,569 in 2023. It sits at 29.8724, -97.9360 in the America/Chicago time zone.
| Field | Value |
|---|---|
| Place name | San Marcos |
| Type | city |
| State | Texas (TX) |
| County | Hays County |
| Population (2023 est.) | 71,569 |
| Land area | 38.87 sq mi (100.68 km²) |
| Coordinates | 29.8724, -97.9360 |
| Time zone | America/Chicago |
| ZIP codes | 78666, 78667 |
| Telephone area codes | 512, 737 |
This place also extends into Caldwell County, Guadalupe County.
ZIP codes and area codes for San Marcos
San Marcos covers 2 ZIP codes: 78666, 78667. Telephone area codes serving the area: 512, 737. Browse all ZIP codes in Texas for the full list.
Where is San Marcos?
San Marcos is located in Texas, in Hays County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Martindale 10 km · TXKyle 14 km · TXUhland 17 km · TXMountain City 19 km · TXWimberley 19 km · TXNiederwald 21 km · TXWoodcreek 24 km · TXLockhart 24 km · TX
Other places in Hays County
Kyle 62,548Buda 16,030Dripping Springs 8,689Wimberley 2,881Woodcreek 1,872Uhland 1,821Niederwald 679Mountain City 676Bear Creek 447Hays 259
Related
Frequently asked questions
What county is San Marcos, TX in?
San Marcos is in Hays County, Texas.
What is the population of San Marcos, TX?
The 2023 Census Bureau estimate is 71,569.
What time zone is San Marcos in?
San Marcos is in the America/Chicago time zone.