{"asOf":"2026-07-07T23:52:39.343Z","block":"5800-5899 KEYSTONE ST","blockUrl":"https://blockreport.homes/block/5800-5899-keystone-st","address":"5831 KEYSTONE ST","parcelNumber":"411469300","source":"https://property.phila.gov/?p=411469300","ownerType":"vacant","owner":"BROOK GEORGE H","marketValue":26500,"yearBuilt":null,"lastSale":{"price":1,"date":"1998-01-18T05:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.01419166843723,"lng":-75.05816328851283}