{"asOf":"2026-07-07T23:52:39.343Z","block":"5800-5899 KEYSTONE ST","blockUrl":"https://blockreport.homes/block/5800-5899-keystone-st","address":"5801 KEYSTONE ST","parcelNumber":"882971345","source":"https://property.phila.gov/?p=882971345","ownerType":"absentee","owner":"OLESNIEWICZ JERRY","marketValue":328100,"yearBuilt":1920,"lastSale":{"price":270000,"date":"2022-12-20T05:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.01371341565894,"lng":-75.05924487715316}