Grace Street Commons was developed by Warrior Run Development and LNDC with financing assistance from PHFA. Grace Street Commons was completed in Fall 2002. Located in the heart of Williamsport 's Historic District Grace Street Commons provides 24 affordable housing units for Senior Citizens. Grace Street Commons was designed and built in conformance with the surrounding historic neighborhood and showcases architectural techniques that are important in protecting a historic neighborhood's fragile façades. For rental information please call: 800-735-3086.