{"asOf":"2026-07-08T00:08:40.768Z","block":"400-499 MERCY ST","blockUrl":"https://blockreport.homes/block/400-499-mercy-st","address":"421 MERCY ST","parcelNumber":"392052000","source":"https://property.phila.gov/?p=392052000","ownerType":"owner-occupied","owner":"BEST JESSICA D","marketValue":333400,"yearBuilt":2015,"lastSale":{"price":255000,"date":"2014-07-31T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.92290249181163,"lng":-75.1539261520537}