Schools in Sierraville, CA Sierra County Schl Sprntndnt305 Lincoln StSierraville, CA, 961265309941044Private Schools K 12Sierra County Sheriff Substation Sierra-Plumas Joint Unified305 Lincoln StSierraville, CA, 961265309941044Private Schools K 12 Sierraville Elementary School305 Lincoln StSierraville, CA, 961265309943398Private Schools K 12 Show MoreSee AlsoPrivate Schools (K-12)