{"asOf":"2026-07-09T16:36:58.607Z","block":"400-499 S 48TH ST","blockUrl":"https://blockreport.homes/block/400-499-s-48th-st","address":"449 S 48TH ST","parcelNumber":"461206000","source":"https://property.phila.gov/?p=461206000","ownerType":"owner-occupied","kind":"house","isHouse":true,"residential":true,"taxExempt":false,"institutional":false,"buildingClass":"ROW B/GAR 2 STY MASONRY","useLabel":"House","owner":"DONNER HENRY J","marketValue":528400,"livableArea":1664,"yearBuilt":1930,"lastSale":{"price":380000,"date":"2017-09-28T04:00:00Z"},"openViolations":0,"violYears":[{"y":2015,"n":1,"worst":null},{"y":2016,"n":1,"worst":null}],"inspYears":[{"y":2015,"fails":2,"passes":1}],"taxOwed":0,"lat":39.95122966937904,"lng":-75.21828837457777,"geom":{"type":"Polygon","coordinates":[[[-75.218089028,39.951227825],[-75.218097592,39.951184024],[-75.218488158,39.951231524],[-75.218478379,39.951275298],[-75.218089028,39.951227825]]]},"zip":"19143","beds":4,"baths":1,"stories":2,"lotArea":1776,"zoning":"RSA5","grade":"C+","basement":"D","heater":null,"centralAir":null,"extCond":"3","intCond":"3","garage":1,"homestead":false,"mail":"449 S 48TH ST, PHILADELPHIA PA, 19143","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"timesSold":2,"abated":false,"valueSeries":[{"y":2016,"v":268600,"taxable":238600},{"y":2017,"v":268600,"taxable":238600},{"y":2018,"v":268600,"taxable":238600},{"y":2019,"v":265000,"taxable":265000},{"y":2020,"v":406200,"taxable":406200},{"y":2021,"v":406200,"taxable":406200},{"y":2022,"v":406200,"taxable":406200},{"y":2023,"v":508000,"taxable":508000},{"y":2024,"v":508000,"taxable":508000},{"y":2025,"v":508000,"taxable":508000},{"y":2026,"v":508000,"taxable":508000},{"y":2027,"v":528400,"taxable":528400}],"taxNow":7397,"familyHeld":true,"storyTag":"Renovated & sold on","storyDelta":0.55,"timeline":[{"y":2008,"k":"sale","p":244600},{"y":2015,"k":"viol","w":"L&I violation"},{"y":2015,"k":"insp","w":"L&I: 2 failed, 1 passed"},{"y":2015,"k":"permit","w":"Addition and/or Alteration"},{"y":2015,"k":"permit","w":"Zoning/use"},{"y":2016,"k":"viol","w":"L&I violation"},{"y":2017,"k":"sale","p":380000},{"y":2017,"k":"permit","w":"Plumbing"}],"rented":false,"signals":[{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 53% in 2020, but no matching permit appears in the property timeline.","evidence":["assessment moved from $265,000 to $406,200","no permit shown in 2019-2021"],"caveat":"Not proof of unpermitted work; reassessment, corrected data, or a permit under another parcel can also explain it."}]}