A
Property Report

518 S 21ST ST

Philadelphia, PA 19146

96.8/100

This property at 518 S 21ST ST, Philadelphia, PA 19146 has no violations on record, no outstanding tax debt, 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$1,576,600
Year Built2020
Property TypeSINGLE FAMILY
Exterior Condition1
OwnerKramer Mackenzie
NeighborhoodRittenhouse

Grade Breakdown

Building SafetyA
Code ComplianceA
License StatusA
Tax StatusA
Complaint HistoryC
Property ConditionA

Property summary

518 S 21st St is a 2020-built single family in the Rittenhouse section of 19146, last assessed at $1,576,600. Of recent vintage, the structure was built under modern Philadelphia building codes. It has changed hands 18 times, most recently selling for $1,480,000 in 2025. No code violations are on record for this property. The property is owned by Kramer Mackenzie.

Comparable properties on this block

AddressYearTypeValueGrade
502 S 21st St2023Single Family$2,606,000A
516 S 21st St2023Single Family$1,576,600A
504 S 21st St2006Single Family$1,284,300A
511 S 21st St1900Single Family$1,090,200A
511 S 21st St1900Single Family$753,000A

Recent activity

  1. 2026-04-14Complaint filed — Work Underway In Violation Of Permit Requirements
  2. 2026-03-01Tax delinquency recorded
  3. 2026-01-28Transferred
  4. 2026-01-08Transferred
  5. 2025-12-30Transferred
  6. 2025-12-29Transferred
  7. 2025-07-25Transferred
  8. 2025-07-25Transferred
  9. 2025-06-17Complaint closed
  10. 2025-06-06Transferred

Neighborhood context

ZIP 19146
$363,400median value
4.4%with open violations
20,935properties 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.