BOAT SLIP FOR RENT. Slip I-1 at the Harborage at Ashley Marina, 33 Lockwood Drive, Charleston, SC 29401. This slip measures 45' X 15'. The rent is $850/month with a one-year lease and includes all utilities (power, water, Wi-Fi). Bathroom and laundry facilities on-site. Conveniently located to downtown Charleston with easy access to the Charleston Harbor. Available immediately.