{"asOf":"2026-07-09T22:07:33.880Z","block":"300-399 W DUVAL ST","blockUrl":"https://blockreport.homes/block/300-399-w-duval-st","address":"311 W DUVAL ST","parcelNumber":"593119400","source":"https://property.phila.gov/?p=593119400","ownerType":"owner-occupied","kind":"house","isHouse":true,"residential":true,"taxExempt":false,"institutional":false,"buildingClass":"DET 1.5 STY FRAME","useLabel":"House","owner":"HARRISON HOWARD W","marketValue":429100,"livableArea":2385,"yearBuilt":1900,"lastSale":{"price":729000,"date":"2024-06-24T04:00:00Z"},"openViolations":0,"violYears":[{"y":2013,"n":1,"worst":null}],"inspYears":[{"y":2013,"fails":1,"passes":1}],"taxOwed":0,"lat":40.0398743172899,"lng":-75.1869858293144,"geom":{"type":"Polygon","coordinates":[[[-75.18673545,40.039894968],[-75.186951241,40.03968378],[-75.187233617,40.039857951],[-75.187025664,40.040062093],[-75.18673545,40.039894968]]]},"zip":"19144","beds":3,"baths":1,"stories":2,"lotArea":9700,"zoning":"RM3","grade":"C+","basement":"1","heater":"B","centralAir":false,"extCond":"4","intCond":"4","garage":null,"homestead":true,"mail":"311 W DUVAL ST, PHILADELPHIA PA, 19144","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"timesSold":1,"abated":false,"valueSeries":[{"y":2016,"v":144200,"taxable":118114.22},{"y":2017,"v":144200,"taxable":118114.22},{"y":2018,"v":144200,"taxable":118114.22},{"y":2019,"v":154600,"taxable":126632.86},{"y":2020,"v":148100,"taxable":121300},{"y":2021,"v":148100,"taxable":121300},{"y":2022,"v":148100,"taxable":121308.71},{"y":2023,"v":212800,"taxable":132800},{"y":2024,"v":212800,"taxable":132800},{"y":2025,"v":290000,"taxable":290000},{"y":2026,"v":290000,"taxable":190000},{"y":2027,"v":429100,"taxable":329100}],"taxNow":4607,"familyHeld":true,"storyTag":"Improved","storyDelta":null,"timeline":[{"y":2013,"k":"viol","w":"L&I violation"},{"y":2013,"k":"insp","w":"L&I: 1 failed, 1 passed"},{"y":2018,"k":"permit","w":"Plumbing"},{"y":2024,"k":"sale","p":729000},{"y":2024,"k":"permit","w":"Addition and/or Alteration"}],"rented":false,"signals":[{"kind":"post-purchase-work","level":"watch","title":"Post-purchase work pattern","summary":"A recorded purchase followed by 1 permit event matches the early part of a renovate-and-resell sequence.","evidence":["purchase recorded in 2024","permit activity in 2024"],"caveat":"This does not show that the property is listed or that a sale is planned."},{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 48% in 2027, but no matching permit appears in the property timeline.","evidence":["assessment moved from $290,000 to $429,100","no permit shown in 2026-2028"],"caveat":"Not proof of unpermitted work; reassessment, corrected data, or a permit under another parcel can also explain it."}]}