{"asOf":"2026-07-09T16:41:10.771Z","block":"1800-1899 N 4TH ST","blockUrl":"https://blockreport.homes/block/1800-1899-n-4th-st","address":"1850 N 4TH ST","parcelNumber":"183155401","source":"https://property.phila.gov/?p=183155401","ownerType":"absentee","kind":"house","isHouse":true,"residential":false,"taxExempt":true,"institutional":true,"buildingClass":"ROW 3 STY MASONRY","useLabel":"House","owner":"PHILADELPHIA HOUSING AUTH","marketValue":269000,"livableArea":1466,"yearBuilt":1920,"lastSale":{"price":1,"date":"1970-03-26T05:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.97919605941769,"lng":-75.14130899303221,"geom":{"type":"Polygon","coordinates":[[[-75.141207338,39.979202364],[-75.141216282,39.97916375],[-75.141411161,39.979190233],[-75.141402562,39.979228064],[-75.141207338,39.979202364]]]},"zip":"19122","beds":2,"baths":1,"stories":3,"lotArea":784,"zoning":"RSA5","grade":"C","basement":null,"heater":null,"centralAir":null,"extCond":"3","intCond":"4","garage":null,"homestead":false,"mail":"2013 RIDGE AVE, PHILADELPHIA PA, 19121","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"timesSold":0,"abated":true,"valueSeries":[{"y":2016,"v":104100,"taxable":0},{"y":2017,"v":104100,"taxable":0},{"y":2018,"v":104100,"taxable":0},{"y":2019,"v":168500,"taxable":0},{"y":2020,"v":167300,"taxable":0},{"y":2021,"v":167300,"taxable":0},{"y":2022,"v":167300,"taxable":0},{"y":2023,"v":202300,"taxable":0},{"y":2024,"v":202300,"taxable":0},{"y":2025,"v":281500,"taxable":0},{"y":2026,"v":281500,"taxable":0},{"y":2027,"v":269000,"taxable":0}],"taxNow":0,"familyHeld":false,"rented":false,"signals":[{"kind":"permit-mismatch","level":"watch","title":"Assessment/permit mismatch","summary":"The assessment jumped 39% in 2025, but no matching permit appears in the property timeline.","evidence":["assessment moved from $202,300 to $281,500","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."}]}