{"asOf":"2026-07-09T15:35:25.574Z","block":"400-499 S 20TH ST","blockUrl":"https://blockreport.homes/block/400-499-s-20th-st","address":"421 S 20TH ST","parcelNumber":"081179300","source":"https://property.phila.gov/?p=081179300","ownerType":"owner-occupied","kind":"house","isHouse":true,"residential":true,"taxExempt":false,"institutional":false,"buildingClass":"ROW 4 STY MASONRY","useLabel":"House","owner":"BONNEY DOUGLAS","marketValue":905000,"livableArea":2027,"yearBuilt":1800,"lastSale":{"price":715000,"date":"2014-12-16T05:00:00Z"},"openViolations":0,"taxOwed":0,"lat":39.946128401614324,"lng":-75.17459273565827,"geom":{"type":"Polygon","coordinates":[[[-75.174494677,39.946137345],[-75.174504044,39.946095756],[-75.174690994,39.946119813],[-75.174682258,39.946160787],[-75.174494677,39.946137345]]]},"zip":"19146","beds":null,"baths":null,"stories":4,"lotArea":858,"zoning":"RM1","grade":"C+","basement":"F","heater":null,"centralAir":null,"extCond":"4","intCond":"3","garage":null,"homestead":true,"mail":"421 S 20TH ST, PHILADELPHIA PA, 19146","mailOut":false,"appeals":[],"taxYears":[],"taxNet":0,"taxLien":false,"timesSold":2,"abated":false,"valueSeries":[{"y":2016,"v":576200,"taxable":576200},{"y":2017,"v":576200,"taxable":546200},{"y":2018,"v":576200,"taxable":546200},{"y":2019,"v":731700,"taxable":691700},{"y":2020,"v":756100,"taxable":711100},{"y":2021,"v":756100,"taxable":711100},{"y":2022,"v":756100,"taxable":711100},{"y":2023,"v":852100,"taxable":772100},{"y":2024,"v":852100,"taxable":772100},{"y":2025,"v":852100,"taxable":752100},{"y":2026,"v":852100,"taxable":752100},{"y":2027,"v":905000,"taxable":805000}],"taxNow":11268,"familyHeld":false,"storyTag":"Improved","storyDelta":0.43,"timeline":[{"y":2005,"k":"sale","p":499000},{"y":2014,"k":"sale","p":715000},{"y":2017,"k":"permit","w":"Plumbing"}],"rented":true}