{"asOf":"2026-07-08T00:29:41.299Z","block":"400-499 PORTER ST","blockUrl":"https://blockreport.homes/block/400-499-porter-st","address":"421 PORTER ST","parcelNumber":"392214900","source":"https://property.phila.gov/?p=392214900","ownerType":"owner-occupied","owner":"JOSEPH A SCHAFFER","marketValue":234500,"yearBuilt":1920,"lastSale":{"price":1,"date":"1975-08-20T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.917566439469866,"lng":-75.15533144218641}