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Property Report

3257 MERCER ST

Philadelphia, PA 19134

90.7/100

This property at 3257 MERCER ST, Philadelphia, PA 19134 has no open violations. View the full property report for detailed violation history, ownership records, title risk analysis, and neighborhood safety data.

Property Details

Market Value$189,100
Year Built1910
Property TypeSINGLE FAMILY
Exterior Condition4
OwnerSiwinski Christine S
NeighborhoodRichmond

Grade Breakdown

Building SafetyA
Code ComplianceA
License StatusA
Complaint HistoryC
Property ConditionC

Property Overview

This Philadelphia property at 3257 MERCER ST sits in Richmond and currently shows no open code violations, tax delinquencies, or recent ownership transfers in the public record. It is classified as SINGLE FAMILY and was built in 1910. The Philadelphia Office of Property Assessment values it at $189,100. KnowMyBlock continuously monitors Philadelphia public records — any new violations, transfers, or safety designations will appear on this page as they're reported.

Property summary

3257 Mercer St is a 1910-built single family in the Richmond section of 19134, last assessed at $189,100. From the early 20th century, the building predates modern plumbing and electrical codes and may include lead paint, asbestos, or knob-and-tube wiring. All 20 code violations on file have been resolved. The property is held by Siwinski Christine S, an individual with a portfolio of 4 Philadelphia properties. Portfolio median fix time: 203 days (citywide median: 54 days). That places this owner in the slower quartile for code-violation response relative to peers.

Comparable properties on this block

AddressYearTypeValueGrade
3219 Mercer St2024Single Family$600,000A
3217 Mercer St2024Single Family$600,000A
3227 Mercer St2024Single Family$600,000A
3211 Mercer St2024Single Family$560,000B
3258 Mercer St1910Single Family$310,200A

Recent activity

  1. 2026-01-14Violation resolved — PM-302.10
  2. 2026-01-14Inspection
  3. 2026-01-14Complaint closed
  4. 2026-01-09Complaint closed
  5. 2025-09-18Complaint filed — Encroaching Trees
  6. 2025-09-15Inspection
  7. 2025-09-05Complaint closed
  8. 2025-09-02Complaint filed — Encroaching Trees
  9. 2025-06-23Inspection
  10. 2025-06-23Violation opened — PM-302.10

Owner portfolio

Siwinski Christine S is an individual that holds 4 Philadelphia properties.

Neighborhood context

ZIP 19134
$96,100median value
8.2%with open violations
25,760properties tracked

Other properties on this block

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

Other properties owned by Siwinski Christine S

Portfolio view — other Philadelphia properties linked to Siwinski Christine S by name.

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