Founded in 1876 the Spencer Valley School District is one of the last remaining one-school districts in San Diego County. The present one-room schoolhouse was built in 1905, replacing an earlier structure. Additional buildings in a complimentary style were added in 1987 providing modern facilities. Spencer Valley School is a public elementary school with a student population of 30-35 children.
Located at 4414 Highway 78 approximately 4 miles west of Julian.