{"asOf":"2026-07-10T00:52:55.920Z","block":"14000-14099 KELVIN AVE","blockUrl":"https://blockreport.homes/block/14000-14099-kelvin-ave","address":"14054 KELVIN AVE","parcelNumber":"583134900","source":"https://property.phila.gov/?p=583134900","ownerType":"owner-occupied","kind":"house","isHouse":true,"residential":true,"taxExempt":false,"institutional":false,"buildingClass":"DET W/GAR 2.5 STY STONE","useLabel":"House","owner":"RONALD J DENOFA","marketValue":550700,"livableArea":2726,"yearBuilt":1961,"lastSale":{"price":35000,"date":"1972-06-22T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.12710903503175,"lng":-75.00572453393265,"geom":{"type":"Polygon","coordinates":[[[-75.005458299,40.126990599],[-75.005881958,40.126925861],[-75.006011326,40.127243138],[-75.005507495,40.127265614],[-75.005458299,40.126990599]]]},"zip":"19116","beds":null,"baths":null,"stories":3,"lotArea":12600,"zoning":"RSD1","grade":"C+","basement":null,"heater":null,"centralAir":true,"extCond":"3","intCond":"4","garage":null,"homestead":true,"mail":"14054 KELVIN AVE, PHILADELPHIA PA, 19116","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"timesSold":0,"abated":false,"valueSeries":[{"y":2016,"v":272000,"taxable":242000},{"y":2017,"v":272000,"taxable":242000},{"y":2018,"v":272000,"taxable":242000},{"y":2019,"v":313800,"taxable":273800},{"y":2020,"v":327700,"taxable":282700},{"y":2021,"v":327700,"taxable":282700},{"y":2022,"v":327700,"taxable":282700},{"y":2023,"v":391800,"taxable":311800},{"y":2024,"v":391800,"taxable":311800},{"y":2025,"v":504200,"taxable":404200},{"y":2026,"v":504200,"taxable":404200},{"y":2027,"v":550700,"taxable":450700}],"taxNow":6309,"familyHeld":false,"rented":false,"signals":[{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 29% in 2025, but no matching permit appears in the property timeline.","evidence":["assessment moved from $391,800 to $504,200","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."}]}