Extra Space Storage on Ashley River Rd in Charleston offers a large selection of storage units. The facility is known for being very clean, secure, and well-maintained. Features include drive-up and climate-controlled units, electronic gate access, a covered loading bay, and elevator access. The staff is consistently described as helpful, courteous, knowledgeable, and professional. Customers find the process easy, from online registration to helpful billing notifications. The facility provides good value with fair prices and conveniences like a military discount. While not the closest to downtown, it is noted as being within a short drive. Overall, it is a highly recommended storage solution.