| District Name | San Marcos Consolidated Independent School District |
| State | Texas |
| County | Hays County Guadalupe County Caldwell County |
| Statistical Area | Austin-Round Rock-Georgetown, TX San Antonio-New Braunfels, TX |
| Total Students (2021) | 8013 |
| District Growth Rate (2017-21) | -0.9% |
| Majority Race/Ethnicty | Hispanic (73.3%) |
| Free/Reduced Lunch Program | 74.49% |