{"asOf":"2026-07-07T23:52:23.002Z","block":"600-699 KERPER ST","blockUrl":"https://blockreport.homes/block/600-699-kerper-st","address":"644 KERPER ST","parcelNumber":"353135413","source":"https://property.phila.gov/?p=353135413","ownerType":"owner-occupied","owner":"ANTKOWIAK FERNE A","marketValue":264300,"yearBuilt":1967,"lastSale":{"price":1,"date":"1993-12-16T05:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.05187530701657,"lng":-75.08840526260794}