{"asOf":"2026-07-08T00:07:12.232Z","block":"500-599 MC KEAN ST","blockUrl":"https://blockreport.homes/block/500-599-mc-kean-st","address":"520 MCKEAN ST","parcelNumber":"392033600","source":"https://property.phila.gov/?p=392033600","ownerType":"owner-occupied","owner":"ST JOHN MARY","marketValue":257200,"yearBuilt":1929,"lastSale":{"price":1,"date":"2007-11-19T05:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.92365766830004,"lng":-75.15568395934271}