{"asOf":"2026-07-10T03:02:12.396Z","block":"400-499 W NORRIS ST","blockUrl":"https://blockreport.homes/block/400-499-w-norris-st","address":"428 W NORRIS ST","parcelNumber":"183200001","source":"https://property.phila.gov/?p=183200001","ownerType":"vacant","kind":"vacant land","isHouse":false,"residential":false,"taxExempt":true,"institutional":true,"buildingClass":"VACANT LAND RESIDE < ACRE","useLabel":"Vacant lot","owner":"PHILADELPHIA HOUSING AUTH","marketValue":101200,"livableArea":null,"yearBuilt":null,"lastSale":{"price":1,"date":"1971-10-03T04:00:00Z"},"openViolations":0,"violYears":[{"y":2019,"n":2,"worst":null}],"taxOwed":0,"lat":39.98111399118479,"lng":-75.14188218518149,"geom":{"type":"Polygon","coordinates":[[[-75.141837402,39.981188462],[-75.141870397,39.981032042],[-75.14192696,39.981039502],[-75.141893985,39.981195938],[-75.141837402,39.981188462]]]},"zip":"19122","beds":null,"baths":null,"stories":null,"lotArea":898,"zoning":"RM1","grade":null,"basement":null,"heater":null,"centralAir":null,"extCond":null,"intCond":null,"garage":null,"homestead":false,"mail":"2013 RIDGE AVE, PHILADELPHIA PA, 19121","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"timesSold":0,"abated":false,"valueSeries":[{"y":2016,"v":5200,"taxable":0},{"y":2017,"v":12700,"taxable":0},{"y":2018,"v":12700,"taxable":0},{"y":2019,"v":12700,"taxable":0},{"y":2020,"v":12700,"taxable":0},{"y":2021,"v":12700,"taxable":0},{"y":2022,"v":12700,"taxable":0},{"y":2023,"v":89400,"taxable":0},{"y":2024,"v":89400,"taxable":0},{"y":2025,"v":111900,"taxable":0},{"y":2026,"v":111900,"taxable":0},{"y":2027,"v":101200,"taxable":0}],"taxNow":0,"familyHeld":false,"storyTag":"New construction","storyDelta":null,"timeline":[{"y":2019,"k":"viol","w":"2 L&I violations"},{"y":2021,"k":"permit","w":"New construction, addition, GFA change"}],"rented":false,"signals":[{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 604% in 2023, but no matching permit appears in the property timeline.","evidence":["assessment moved from $12,700 to $89,400","no permit shown in 2022-2024"],"caveat":"Not proof of unpermitted work; reassessment, corrected data, or a permit under another parcel can also explain it."}]}