Costilla County

Blanca
Fort Garland
San Luis
HASC code :US-CO-CS
FIPS 6-4 code :08023
Capital :San Luis
Largest city :San Luis
Elevation :High : San Luis 7,965 ft
Low : Blanca 7,749 ft
Population :3,663
Land Area :1,227 sq mi
(3,178 km²)
Density :2.99/sq mi
(1.15/km²)
Time zone :UTC -7