{"asOf":"2026-07-08T00:11:53.836Z","block":"600-699 MOUNTAIN ST","blockUrl":"https://blockreport.homes/block/600-699-mountain-st","address":"638 MOUNTAIN ST","parcelNumber":"012110400","source":"https://property.phila.gov/?p=012110400","ownerType":"owner-occupied","owner":"CHENG CHRIS","marketValue":212800,"yearBuilt":1920,"lastSale":{"price":10000,"date":"2002-04-11T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.9280007565326,"lng":-75.15671385828806}