Welcome to Sorrento Valley Self Storage, located conveniently off I-805 and Sorrento Valley Road in Sorrento Valley just north of the Sorrento Valley Road exit. You canâ?Tt miss usâ?¦ we have the large mural celebrating San Diego facing the freeway. Sorrento Valley Self Storage provides exceptionally clean and convenient self-storage units from a small size of 3x4 (12 square feet) to our largest exterior unit of 10x35 (350 square feet). Sorrento Valley Self Storage is part of the San Diego Self Storage family, which is a locally owned and operated network of neighborhood self-storage facilities located throughout San Diego County. Customer service is our highest priority and over 40% of our customers come from referrals or repeat customers. Sorrento Valley Self Storage also provides a â?o1st Year Price Guarantee,â?