{"asOf":"2026-07-08T00:42:04.810Z","block":"4200-4299 SANSOM ST","blockUrl":"https://blockreport.homes/block/4200-4299-sansom-st","address":"4205 SANSOM ST","parcelNumber":"272020900","source":"https://property.phila.gov/?p=272020900","ownerType":"owner-occupied","owner":"CHAK JOHN","marketValue":646800,"yearBuilt":1915,"lastSale":{"price":150000,"date":"2013-05-31T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.95563748061064,"lng":-75.20698653822039}