San Acacio, Colorado

San Acacio, Colorado
Census-designated place
Entering San Acacio from the east on State Highway 142
San Acacio Show map of Colorado San Acacio Show map of the US Location in Costilla County and the state of Colorado
Coordinates: 37°13′23″N 105°39′55″W / 37.22306°N 105.66528°W / 37.22306; -105.66528Coordinates: 37°13′23″N 105°39′55″W / 37.22306°N 105.66528°W / 37.22306; -105.66528
Country	United States
State	Colorado
Counties	Costilla County
Elevation	7,730 ft (2,356 m)
Time zone	MST (UTC-7)
• Summer (DST)	MDT (UTC-6)
ZIP code	81151 (Sanford)
GNIS feature ID	204786

San Acacio is an unincorporated community and census-designated place in Costilla County, Colorado, United States. As of the 2010 census it had a population of 40. The U.S. Post Office at Sanford (ZIP Code 81151) serves postal addresses in San Acacio.

Government Robert Quintana is, by proclamation, the mayor of Old San Acacio, Regina Romansky is the mayor of New San Acacio.

San Acacio is located in western Costilla County at 37°13′23″N 105°39′55″W / 37.22306°N 105.66528°W / 37.22306; -105.66528 (37.222947,-105.665302), in the San Luis Valley of southern Colorado. Colorado State Highway 142 runs through San Acacio, leading east 8 miles (13 km) to San Luis and west 25 miles (40 km) to U.S. Route 285 at Romeo.

According to the U.S. Census Bureau, the San Acacio CDP has a total area of 1.26 square miles (3.26 km²), all of it land.

A post office called San Acacio was established in 1909, and remained in operation until 1992. The community was named after Saint Acacius.