{"asOf":"2026-07-09T17:56:06.940Z","block":"4800-4899 A ST","blockUrl":"https://blockreport.homes/block/4800-4899-a-st","address":"4831 A ST","parcelNumber":"421300200","source":"https://property.phila.gov/?p=421300200","ownerType":"owner-occupied","kind":"house","isHouse":true,"residential":true,"taxExempt":false,"institutional":false,"buildingClass":"SEMI/DET 2 STY MAS+OTHER","useLabel":"House","owner":"COLON AMNERIS","marketValue":199200,"livableArea":1350,"yearBuilt":1940,"lastSale":{"price":164000,"date":"2021-04-06T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.0238231736985,"lng":-75.12159251067996,"geom":{"type":"Polygon","coordinates":[[[-75.121417572,40.023826689],[-75.121428833,40.023776845],[-75.121766682,40.023819155],[-75.121755181,40.023869783],[-75.121417572,40.023826689]]]},"zip":"19120","beds":3,"baths":1,"stories":2,"lotArea":1761,"zoning":"RSA3","grade":"C+","basement":"C","heater":null,"centralAir":null,"extCond":"4","intCond":"3","garage":null,"homestead":true,"mail":"4831 A ST, PHILADELPHIA PA, 19120","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"timesSold":1,"abated":false,"valueSeries":[{"y":2016,"v":82700,"taxable":52700},{"y":2017,"v":82700,"taxable":52700},{"y":2018,"v":82700,"taxable":52700},{"y":2019,"v":73900,"taxable":33900},{"y":2020,"v":56500,"taxable":11500},{"y":2021,"v":56500,"taxable":11500},{"y":2022,"v":56500,"taxable":56500},{"y":2023,"v":117900,"taxable":117900},{"y":2024,"v":117900,"taxable":117900},{"y":2025,"v":206100,"taxable":206100},{"y":2026,"v":206100,"taxable":106100},{"y":2027,"v":199200,"taxable":99200}],"taxNow":1389,"familyHeld":false,"storyTag":"Improved","storyDelta":null,"timeline":[{"y":2020,"k":"permit","w":"Zoning"},{"y":2020,"k":"permit","w":"Addition and/or Alteration"},{"y":2021,"k":"sale","p":164000}],"rented":false,"signals":[{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 75% in 2025, but no matching permit appears in the property timeline.","evidence":["assessment moved from $117,900 to $206,100","no permit shown in 2024-2026"],"caveat":"Not proof of unpermitted work; reassessment, corrected data, or a permit under another parcel can also explain it."}]}