{"asOf":"2026-07-08T00:12:01.559Z","block":"500-599 E MOUNT AIRY AVE","blockUrl":"https://blockreport.homes/block/500-599-e-mount-airy-ave","address":"501 E MOUNT AIRY AVE","parcelNumber":"091004300","source":"https://property.phila.gov/?p=091004300","ownerType":"owner-occupied","owner":"MAFFEI ALGENIA O","marketValue":486900,"yearBuilt":1925,"lastSale":{"price":265000,"date":"2017-07-28T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.06670373113056,"lng":-75.18458263216071}