{"asOf":"2026-07-09T17:03:19.768Z","block":"4800-4899 KNORR ST","blockUrl":"https://blockreport.homes/block/4800-4899-knorr-st","address":"4821 KNORR ST","parcelNumber":"412022400","source":"https://property.phila.gov/?p=412022400","ownerType":"owner-occupied","kind":"house","isHouse":true,"residential":true,"taxExempt":false,"institutional":false,"buildingClass":"SEMI/DET 2 STY MASONRY","useLabel":"House","owner":"DRUMMOND SHIRLEY B","coOwner":null,"marketValue":165500,"livableArea":896,"yearBuilt":1920,"lastSale":{"price":1,"date":"2004-02-04T05:00:00Z"},"openViolations":0,"violYears":[{"y":2007,"n":6,"worst":null}],"inspYears":[{"y":2007,"fails":2,"passes":1},{"y":2009,"fails":0,"passes":1}],"taxOwed":0,"lat":40.02363160108655,"lng":-75.04303737653534,"geom":{"type":"Polygon","coordinates":[[[-75.042866714,40.023684589],[-75.043165234,40.023530646],[-75.043206692,40.023580001],[-75.042909165,40.023732177],[-75.042866714,40.023684589]]]},"zip":"19135","beds":3,"baths":1,"stories":2,"lotArea":2125,"zoning":"RSA3","grade":"D+","basement":null,"heater":"A","centralAir":false,"extCond":"4","intCond":"4","garage":null,"homestead":true,"mail":"4821 KNORR ST, PHILADELPHIA PA, 19135","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"timesSold":1,"abated":false,"valueSeries":[{"y":2016,"v":92100,"taxable":62100},{"y":2017,"v":92100,"taxable":62100},{"y":2018,"v":92100,"taxable":62100},{"y":2019,"v":87900,"taxable":47900},{"y":2020,"v":91600,"taxable":46600},{"y":2021,"v":91600,"taxable":46600},{"y":2022,"v":91600,"taxable":46600},{"y":2023,"v":123700,"taxable":43700},{"y":2024,"v":123700,"taxable":43700},{"y":2025,"v":158100,"taxable":58100},{"y":2026,"v":158100,"taxable":58100},{"y":2027,"v":165500,"taxable":65500}],"taxNow":917,"familyHeld":false,"storyTag":"Improved","storyDelta":null,"timeline":[{"y":2003,"k":"sale","p":69500},{"y":2007,"k":"permit","w":"Plumbing"},{"y":2007,"k":"permit","w":"Plumbing"},{"y":2007,"k":"viol","w":"6 L&I violations"},{"y":2007,"k":"insp","w":"L&I: 2 failed, 1 passed"},{"y":2008,"k":"permit","w":"Electrical"},{"y":2009,"k":"permit","w":"Plumbing"},{"y":2009,"k":"insp","w":"Inspection passed"},{"y":2013,"k":"permit","w":"Electrical"},{"y":2021,"k":"permit","w":"Roof Covering Replacement"},{"y":2025,"k":"permit","w":"Addition and/or Alteration"}],"rented":false,"signals":[]}