Block Report

900 Block of Diamond St

4 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 4 properties on the 900 Block of Diamond St.

About this block

The 900 block of Diamond St contains 8 properties tracked on KnowMyBlock, with an average grade of B. Construction dates range from 1920 to 2020. There are currently no open code violations on the block. The block has seen 8 ownership transfers in the last five years. 4 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 50% of its parcels.

All properties on this block (8)

AddressYearOpen violOwner-occGrade
901-03 Diamond St19200YesA
905 Diamond St19500YesA
907 Diamond St20200YesA
909-11 Diamond St00YesB
913-15 Diamond St19500YesC
917 Diamond St0YesB
925 Diamond St19250YesC
928-36 Diamond St00YesB

Recent block activity

  1. 2027-02-02License expired · 901-03 Diamond St
  2. 2026-09-18License expired · 905 Diamond St
  3. 2026-08-08License expired · 907 Diamond St
  4. 2026-06-21Tax delinquency recorded · 925 Diamond St
  5. 2026-06-21Tax delinquency recorded · 913-15 Diamond St
  6. 2026-02-03License issued · 901-03 Diamond St
  7. 2025-11-12Transferred · 925 Diamond St
  8. 2025-11-12Transferred · 925 Diamond St
  9. 2025-11-12Transferred · 925 Diamond St
  10. 2025-11-10Transferred · 925 Diamond St
  11. 2025-10-30License issued · 905 Diamond St
  12. 2025-07-24License issued · 907 Diamond St

Block health comparison

ScopeAvg gradeOpen viol/property
BlockB0.00
StreetB0.33
ZIP 19122B0.12
Citywide