{"asOf":"2026-07-08T00:29:42.055Z","block":"500-599 PORTER ST","blockUrl":"https://blockreport.homes/block/500-599-porter-st","address":"509 PORTER ST","parcelNumber":"392215700","source":"https://property.phila.gov/?p=392215700","ownerType":"owner-occupied","owner":"THACH RA","marketValue":214300,"yearBuilt":1920,"lastSale":{"price":180000,"date":"2024-10-01T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.91771021833104,"lng":-75.15645603827888}