Self Storage Units in Charleston, SC

Self storage in Charleston starts at $15/month for smaller units. Prices increase with unit size — a 10×10 costs more than a 5×5, and climate-controlled units run 25–50% higher. Compare real monthly rates from all 24 facilities in Charleston on StorageAtlas.

There are 24 self storage facilities in Charleston, South Carolina listed on StorageAtlas, including national chains and local operators. Each listing shows unit sizes, monthly pricing, amenities, and contact details.

A 5×5 unit (25 sq ft) holds a few boxes or seasonal items. A 10×10 (100 sq ft) fits a 1-bedroom apartment. A 10×20 (200 sq ft) suits a full 2–3 bedroom home. When in doubt, size up — the price difference between adjacent sizes is usually $20–$40/month.

Yes — 19 of the 24 storage facilities in Charleston offer climate-controlled units. Climate control keeps temperatures stable year-round and is recommended for wood furniture, electronics, documents, artwork, and anything sensitive to heat or humidity.