Extra Storage Rancho Cucamonga in California provides quality self storage at affordable prices! We offer a variety of sizes to suit your Rancho Cucamonga self storage needs. Our clean, modern storage facility provides everything you want: professional and courteous on site managers, 24 hour digital surveillance system, and access 7 days a week. Our staff will assist you in choosing the storage unit that best suits your individual needs for extra space, and will help you save by taking advantage of our monthly special offers. Conveniently located north of San Bernardino Freeway serving the surrounding communities of Upland, Ontario and Alta Loma.