{"asOf":"2026-07-08T00:27:38.157Z","block":"400-499 S PERTH ST","blockUrl":"https://blockreport.homes/block/400-499-s-perth-st","address":"419 S PERTH ST","parcelNumber":"053105100","source":"https://property.phila.gov/?p=053105100","ownerType":"owner-occupied","owner":"PORVAZNIK ADELINA","marketValue":580900,"yearBuilt":1920,"lastSale":{"price":520000,"date":"2020-09-19T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.94361555469059,"lng":-75.1544038242944}