Self Storage in South Modesto, California With personalized service, a clean, well-lit facility, and convenient features, Storage Star Modesto has everything you need for a smooth self storage experience. Our South Modesto, California, facility is fully fenced with a 24-hour security monitoring system in place for your peace of mind. Thanks to our convenient location near Golden State Highway, you can easily get to and from your storage unit. And our extended daily access hours make it easy to stop by on your schedule. Whether you are running out of space in your home or business, Storage Star Modesto has the extra space you need at a budget-friendly rate.