Block Report

1900 Block of N 21st St

9 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 9 properties on the 1900 Block of N 21st St.

About this block

The 1900 block of N 21St St contains 12 properties tracked on KnowMyBlock, with an average grade of B. Construction dates range from 1914 to 2008. There are currently no open code violations on the block. 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 58% of its parcels.

All properties on this block (12)

AddressYearOpen violOwner-occGrade
1900 N 21st St19150YesC
1902 N 21st St0YesB
1904 N 21st St0YesB
1906 N 21st St0YesD
1908 N 21st St19140YesA
1910 N 21st St0YesB
1912 N 21st St0YesB
1913-15 N 21st St19650YesB
1914 N 21st St0YesC
1916-22 N 21st St00YesA
1928 N 21st St19150YesB
1930-40 N 21st St20080YesA

Recent block activity

  1. 2027-02-28License expired · 1928 N 21st St
  2. 2026-06-21Tax delinquency recorded · 1902 N 21st St
  3. 2026-06-21Tax delinquency recorded · 1906 N 21st St
  4. 2026-06-21Tax delinquency recorded · 1914 N 21st St
  5. 2026-05-01Complaint closed · 1900 N 21st St
  6. 2026-05-01Complaint closed · 1900 N 21st St
  7. 2026-04-28Complaint filed · 1930-40 N 21st St — Broken Main Drain/Raw Sewage Within The Property
  8. 2026-04-16Complaint filed · 1900 N 21st St — Vacant Property Complaint
  9. 2026-04-16Complaint filed · 1900 N 21st St — Vacant Property Complaint
  10. 2026-03-01Tax delinquency recorded · 1914 N 21st St
  11. 2026-03-01Tax delinquency recorded · 1906 N 21st St
  12. 2026-02-25License issued · 1928 N 21st St

Block health comparison

ScopeAvg gradeOpen viol/property
BlockB0.00
StreetB0.27
ZIP 19121B0.25
Citywide