Block Report

4100 Block of Walnut St

12 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 12 properties on the 4100 Block of Walnut St.

About this block

The 4100 block of Walnut St contains 14 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1890 to 2012. There are 4 open code violations across the block. The block has seen 1 ownership transfers in the last five years. 11 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 107% of its parcels.

All properties on this block (14)

AddressYearOpen violOwner-occGrade
4101 Walnut St19000YesA
4102 Walnut St18900YesA
4103 Walnut St19000YesA
4104 Walnut St19100YesA
4105 Walnut St0YesA
4106-08 Walnut St18900YesA
4107 Walnut St0YesA
4109 Walnut St20124YesB
4111 Walnut St19270YesA
4113 Walnut St18900YesA
4115 Walnut St18900YesA
4117 Walnut St18900YesA
4119 Walnut St18900YesA
4126-38 Walnut St19400YesB

Recent block activity

  1. 2027-02-28License expired · 4115 Walnut St
  2. 2027-02-28License expired · 4105 Walnut St
  3. 2027-02-28License expired · 4103 Walnut St
  4. 2027-02-28License expired · 4113 Walnut St
  5. 2027-01-06License expired · 4109 Walnut St
  6. 2026-11-09License expired · 4109 Walnut St
  7. 2026-11-07License expired · 4109 Walnut St
  8. 2026-11-07License expired · 4109 Walnut St
  9. 2026-05-11Permit issued · 4117 Walnut St — Ez Roof Covering Replacement
  10. 2026-05-05Inspection · 4109 Walnut St
  11. 2026-03-23Inspection · 4111 Walnut St
  12. 2026-02-13License issued · 4113 Walnut St

Block health comparison

ScopeAvg gradeOpen viol/property
BlockA0.40
StreetB0.31
ZIP 19104B0.27
Citywide