{"asOf":"2026-07-08T00:27:38.157Z","block":"400-499 S PERTH ST","blockUrl":"https://blockreport.homes/block/400-499-s-perth-st","address":"421 S PERTH ST","parcelNumber":"053105200","source":"https://property.phila.gov/?p=053105200","ownerType":"owner-occupied","owner":"CARROLL BRIAN P","marketValue":422000,"yearBuilt":1920,"lastSale":{"price":250000,"date":"2009-06-18T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.94357516705132,"lng":-75.15441331896137}