A
Property Report

450 COLLOM ST

Philadelphia, PA 19144

92.8/100

This property at 450 COLLOM ST, Philadelphia, PA 19144 has no open violations, 6 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$104,000
Year Built1900
Property TypeSINGLE FAMILY
Exterior Condition4
OwnerLi Hongzheng
NeighborhoodWister

Grade Breakdown

Building SafetyA
Code ComplianceA
License StatusA
Complaint HistoryB
Property ConditionC

Property summary

450 Collom St is a 1900-built single family in the Wister section of 19144, last assessed at $104,000. From the early 20th century, the building predates modern plumbing and electrical codes and may include lead paint, asbestos, or knob-and-tube wiring. It has changed hands 6 times, most recently selling for $41,000 in 2025. All 27 code violations on file have been resolved. The property is held by Li Hongzheng, an individual with a portfolio of 2 Philadelphia properties. Even small portfolios reveal patterns when violations, permits, and transfers are aggregated across the owner's other holdings.

Comparable properties on this block

AddressYearTypeValueGrade
454 Collom St1900Single Family$142,300A
456 Collom St1900Single Family$142,100A
470 Collom St1900Single Family$141,400A
452 Collom St1900Single Family$141,100A
458 Collom St1900Single Family$74,000A

Recent activity

  1. 2025-03-05Transferred
  2. 2019-06-25Complaint closed
  3. 2019-04-11Complaint filed — Vacant Lots (Clip)
  4. 2019-04-01License expired
  5. 2018-07-13License issued
  6. 2016-03-20Inspection
  7. 2016-01-08Transferred
  8. 2013-05-28Inspection
  9. 2013-04-05Violation opened — PM-102.0/1
  10. 2013-04-05Violation opened — PM-102.0/1

Owner portfolio

Li Hongzheng is an individual that holds 2 Philadelphia properties.

Neighborhood context

ZIP 19144
$191,700median value
10.2%with open violations
13,439properties tracked

Other properties on this block

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

Other properties owned by Li Hongzheng

Portfolio view — other Philadelphia properties linked to Li Hongzheng by name.

More properties in Wister

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