{"asOf":"2026-07-09T21:13:12.426Z","block":"4800-4899 CONSHOHOCKEN AVE","blockUrl":"https://blockreport.homes/block/4800-4899-conshohocken-ave","address":"4810 CONSHOHOCKEN AVE","parcelNumber":"521190100","source":"https://property.phila.gov/?p=521190100","ownerType":"owner-occupied","kind":"house","isHouse":true,"residential":true,"taxExempt":false,"institutional":false,"buildingClass":"ROW B/GAR 2 STY MASONRY","useLabel":"House","owner":"CHAMBERLAIN NANCY O","marketValue":247100,"livableArea":1234,"yearBuilt":1925,"lastSale":{"price":86900,"date":"1998-04-29T04:00:00Z"},"openViolations":0,"taxOwed":0,"lat":40.00019697396187,"lng":-75.22513371803615,"geom":{"type":"Polygon","coordinates":[[[-75.225025124,40.000270009],[-75.225067005,40.000038907],[-75.225089156,40.000041284],[-75.225299377,40.000291475],[-75.225025124,40.000270009]]]},"zip":"19131","beds":3,"baths":1,"stories":2,"lotArea":3236,"zoning":"RSA5","grade":"B-","basement":"F","heater":"H","centralAir":false,"extCond":"4","intCond":"4","garage":1,"homestead":true,"mail":"4810 CONSHOHOCKEN AVE, PHILADELPHIA PA, 19131","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"timesSold":0,"abated":true,"valueSeries":[{"y":2016,"v":155800,"taxable":130300},{"y":2017,"v":155800,"taxable":130300},{"y":2018,"v":155800,"taxable":130300},{"y":2019,"v":155800,"taxable":121800},{"y":2020,"v":161800,"taxable":127800},{"y":2021,"v":161800,"taxable":127800},{"y":2022,"v":161800,"taxable":127800},{"y":2023,"v":160400,"taxable":126700},{"y":2024,"v":160400,"taxable":126699.96},{"y":2025,"v":265900,"taxable":210034.41},{"y":2026,"v":265900,"taxable":210034.41},{"y":2027,"v":247100,"taxable":195184.29}],"taxNow":2732,"familyHeld":false,"storyTag":"New construction","storyDelta":null,"timeline":[{"y":2007,"k":"permit","w":"Fast form building"}],"rented":false,"signals":[{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 66% in 2025, but no matching permit appears in the property timeline.","evidence":["assessment moved from $160,400 to $265,900","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."}]}