A
Property Report

421 S 20TH ST

Philadelphia, PA 19146

96.5/100

This property at 421 S 20TH ST, Philadelphia, PA 19146 has no violations on record, 18 recorded ownership transfers. View the full property report for detailed violation history, ownership records, title risk analysis, and neighborhood safety data.

Property Details

Market Value$852,100
Year Built1800
Property TypeSINGLE FAMILY
Exterior Condition4
OwnerBonney Douglas
NeighborhoodRittenhouse

Grade Breakdown

Building SafetyA
Code ComplianceA
License StatusA
Complaint HistoryA
Property ConditionC

Property summary

421 S 20th St is a 1800-built single family in the Rittenhouse section of 19146, last assessed at $852,100. Constructed before 1900, the building is among Philadelphia's older housing stock and may carry pre-modern materials such as knob-and-tube wiring or cast-iron plumbing. The property has been transferred 18 times in city records. No code violations are on record for this property. The property is owned by Bonney Douglas.

Comparable properties on this block

AddressYearTypeValueGrade
431 S 20th St2019Single Family$2,200,000A
429 S 20th St1800Single Family$1,152,300A
422 S 20th St1800Single Family$1,119,800A
423 S 20th St1800Multi Family$850,000A
427 S 20th St1800Multi Family$825,000A

Recent activity

  1. 2026-10-03License expired
  2. 2025-09-02License issued
  3. 2019-10-04License issued
  4. 2018-11-23Transferred
  5. 2017-10-20Permit completed
  6. 2017-10-02Permit issued — Ezplum
  7. 2014-12-31Transferred
  8. 2014-12-22Transferred
  9. 2014-12-22Transferred
  10. 2014-12-16Transferred

Neighborhood context

ZIP 19146
$357,600median value
4.4%with open violations
20,934properties tracked

Other properties on this block

Same block — compare grades, violation counts, and owner patterns across neighboring properties.

More properties in Rittenhouse

Explore other Philadelphia properties in Rittenhouse with their own grades, violation history, and title-risk analysis.