Block Report

3900 Block of Willow St

10 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 10 properties on the 3900 Block of Willow St.

About this block

The 3900 block of Willow St contains 10 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1930 to 1930. There are 4 open code violations across the block. The block has seen 5 ownership transfers in the last five years. 10 properties on the block were built before 1978 and may carry lead-paint risk under Philadelphia's lead disclosure ordinance. The top three property owners on this block control approximately 30% of its parcels.

All properties on this block (10)

AddressYearOpen violOwner-occGrade
3909 Willow St19300YesA
3911 Willow St19300YesA
3913 Willow St19301YesB
3915 Willow St19300YesA
3916 Willow St19303YesC
3917 Willow St19300YesB
3918 Willow St19300YesA
3919 Willow St19300YesA
3920 Willow St19300YesA
3921 Willow St19300YesB

Recent block activity

  1. 2027-02-28License expired · 3913 Willow St
  2. 2026-06-21Tax delinquency recorded · 3921 Willow St
  3. 2026-06-21Tax delinquency recorded · 3916 Willow St
  4. 2026-03-10License issued · 3913 Willow St
  5. 2026-03-01Tax delinquency recorded · 3921 Willow St
  6. 2025-09-18Inspection · 3916 Willow St
  7. 2025-07-11Violation opened · 3916 Willow St — PM15-304.2
  8. 2025-07-11Inspection · 3916 Willow St
  9. 2025-07-11Violation opened · 3916 Willow St — PM15-301
  10. 2025-07-11Violation opened · 3916 Willow St — 9-3905
  11. 2025-06-16Transferred · 3911 Willow St
  12. 2025-06-03Transferred · 3911 Willow St

Block health comparison

ScopeAvg gradeOpen viol/property
BlockA0.40
StreetB0.36
ZIP 19104B0.25
Citywide