Elfrida is a small unincorporated community in the southeastern part of the U.S. state of Arizona in Cochise County. Elfrida is located on U.S. Route 191 24 miles (39 km) northwest of Douglas, 5 miles (8.0 km) north of McNeal. Elfrida has the ZIP Code of 85610; in 2000, the population of the 85610 ZCTA was 1,366.
Elfrida is home to Valley Union High School grades 9-12 and Elfrida Elementary School grades K-8.
Chiricahua Community Health Centers, Inc., was founded in Elfrida, Arizona.