Attention all builders and Investors! Huge brick multi-family, previously set up as 11 1br units, 8 2br and 1 efficiency, for a total of 20. Owner has plans for 15 1br's and 5 2br's. In addition, 4 attached 2br/1b town-homes are included! All 4 currently occupied by tenants for a total rent roll of $2,693, 504-510 Keystone St. Much higher rents once rehabbed. Main building has been gutted down to the studs and cleaned out so unit layout can be completely customized. Located right across from the train station so perfect for those commuting into the city for work. Being sold in as-is condition, buyer responsible for any u&o township requirements.