Superior Storage - Hill Avenue Facility is a safe and secure self-storage option in Superior, Wisconsin, offering affordable rates and excellent customer service. The facility is conveniently located off 28th and Hill Avenue, near the refinery, and is gated with security cameras. They provide a range of indoor storage units from 5x5 to 18x36, as well as outdoor storage for vehicles, boats, RVs, and trailers. Customers praise the clean, secure, and easy-access storage units, along with the management's responsiveness and understanding, even during difficult times. While the security gate and lock could be improved, the overall experience is positive, with the pricing described as very reasonable. The facility has been serving customers for many years, and the staff, particularly Jean and Smut, are consistently praised for their friendly, helpful, and quick communication.