Costilla County
| Use attributes for filter ! | |
| Area | 3186 |
|---|---|
| Population | 3,776 (2017) |
| Largest city | San Luis |
| Cities | San Luis |
| Fort Garland | |
| Blanca | |
| Rivers | Abbot Creek |
| Las Vigas Creek | |
| Johnson Creek | |
| Date of Reg. | |
| Date of Upd. | |
| ID | 2343360 |
About Costilla County
Costilla County is the ninth-least populous of the 64 counties in the U. S. state of Colorado. As of the 2010 census, the population was 3,524. The county seat is San Luis, the oldest continuously occupied town in Colorado.
