{"asOf":"2026-07-08T00:44:24.161Z","block":"4200-4299 SHEFFIELD AVE","blockUrl":"https://blockreport.homes/block/4200-4299-sheffield-ave","address":"4220 SHEFFIELD AVE","parcelNumber":"651129600","source":"https://property.phila.gov/?p=651129600","ownerType":"owner-occupied","owner":"PORTER DAVID LAWRENCE II","marketValue":229500,"yearBuilt":1955,"lastSale":{"price":205000,"date":"2021-04-27T04:00:00Z"},"openViolations":1,"taxOwed":0,"lat":40.03809914837372,"lng":-75.03295516185206}