{"asOf":"2026-07-07T23:38:45.790Z","block":"4200-4299 GRISCOM ST","blockUrl":"https://blockreport.homes/block/4200-4299-griscom-st","address":"4251 GRISCOM ST","parcelNumber":"232441500","source":"https://property.phila.gov/?p=232441500","ownerType":"owner-occupied","owner":"MANTILLA MAYRA","marketValue":130400,"yearBuilt":1940,"lastSale":{"price":44000,"date":"2003-07-01T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.01032013935375,"lng":-75.09097242846474}