RARE Development Opportunity on one of the most Charming Blocks in Old City, Philadelphia. This is your chance to transform, for generations to come, a slice of America's Most Historic Square Mile. Boutique hotel, grand private residence(s), condominiums, commercial / mixed use ? The sky (and neighborhood height restrictions / and zoning use / variance) is the limit ! Zoning: CMX3 - Ask your Realtor for more information. Consult your attorney as needed to confirm use. NOTE - First level lot size approx. 16' x 82'. Upper levels may be 20.5' x 82'.