Schools in Rio Dell, California, the US. Schools locations in Rio Dell, California. Find the nearest schools locations, near you. All types of business services Insurance School Travel All schools in Rio Dell Eagle Prairie Elementary School School +1 707-764-5694 95 Center Street, Rio Dell, California 95562 Write a review Phone Website Directions Monument Middle School School +1 707-764-3783 95 Center Street, Rio Dell, California 95562 Write a review Phone Website Directions