{"asOf":"2026-07-08T00:04:41.062Z","block":"7900-7999 MARSDEN ST","blockUrl":"https://blockreport.homes/block/7900-7999-marsden-st","address":"7909 MARSDEN ST","parcelNumber":"651253200","source":"https://property.phila.gov/?p=651253200","ownerType":"owner-occupied","owner":"HERMAN C HELVERSON","marketValue":217500,"yearBuilt":1955,"lastSale":{"price":1,"date":"1961-06-19T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.035221905747605,"lng":-75.02616073357336}