{"asOf":"2026-07-08T00:43:11.690Z","block":"800-899 SEFFERT ST","blockUrl":"https://blockreport.homes/block/800-899-seffert-st","address":"809 SEFFERT ST","parcelNumber":"214088410","source":"https://property.phila.gov/?p=214088410","ownerType":"owner-occupied","owner":"YANNI MARGARET E","marketValue":416200,"yearBuilt":1985,"lastSale":{"price":1,"date":"2002-08-22T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.060476701342154,"lng":-75.23275905470726}