{"asOf":"2026-07-07T23:42:47.689Z","block":"4200-4299 HELLERMAN ST","blockUrl":"https://blockreport.homes/block/4200-4299-hellerman-st","address":"4227 HELLERMAN ST","parcelNumber":"552113800","source":"https://property.phila.gov/?p=552113800","ownerType":"owner-occupied","owner":"BALDERA FRANCISCO D CASTI","marketValue":201400,"yearBuilt":1950,"lastSale":{"price":148900,"date":"2018-05-31T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.027137230651434,"lng":-75.05382697834193}