{"asOf":"2026-07-08T00:44:26.726Z","block":"4500-4599 SHEFFIELD AVE","blockUrl":"https://blockreport.homes/block/4500-4599-sheffield-ave","address":"4550 SHEFFIELD AVE","parcelNumber":"651136400","source":"https://property.phila.gov/?p=651136400","ownerType":"absentee","owner":"ZHANG HELLEN ZHIWEN","marketValue":211900,"yearBuilt":1955,"lastSale":{"price":75000,"date":"2017-02-06T05:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.03421214417573,"lng":-75.03029976907696}