{"asOf":"2026-07-08T00:17:54.654Z","block":"4200-4299 O ST","blockUrl":"https://blockreport.homes/block/4200-4299-o-st","address":"4259 O ST","parcelNumber":"332554800","source":"https://property.phila.gov/?p=332554800","ownerType":"owner-occupied","owner":"RIVERA JOSE M","marketValue":195100,"yearBuilt":1950,"lastSale":{"price":59900,"date":"1999-05-21T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.01144469026265,"lng":-75.09560171824683}