{"asOf":"2026-07-08T00:08:38.286Z","block":"4500-4599 MERCER ST","blockUrl":"https://blockreport.homes/block/4500-4599-mercer-st","address":"4508 MERCER ST","parcelNumber":"453209800","source":"https://property.phila.gov/?p=453209800","ownerType":"owner-occupied","owner":"GAWLINSKI DAVID J","marketValue":224000,"yearBuilt":1920,"lastSale":{"price":9500,"date":"1975-05-30T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.00138388098392,"lng":-75.07258003850679}