Block Report

4900 Block of N 20th 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 4900 Block of N 20th St.

About this block

The 4900 block of N 20Th St contains 12 properties tracked on KnowMyBlock, with an average grade of B. Construction dates range from 1915 to 1991. There are 1 open code violations across the block. 5 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 75% of its parcels.

All properties on this block (12)

AddressYearOpen violOwner-occGrade
4900-20 N 20th St19600YesB
4901 N 20th St19910YesB
4911 N 20th St0YesC
4913 N 20th St19500YesB
4915 N 20th St19151YesC
4919 N 20th St0YesB
4921 N 20th St0YesB
4922 N 20th St0YesB
4923 N 20th St0YesB
4943-45 N 20th St19150YesA
4947 N 20th St19150YesA
4949 N 20th St0YesB

Recent block activity

  1. 2026-06-21Tax delinquency recorded · 4947 N 20th St
  2. 2026-06-21Tax delinquency recorded · 4923 N 20th St
  3. 2025-08-27Appeal decided · 4900-20 N 20th St
  4. 2025-07-21Violation resolved · 4900-20 N 20th St — PM15-506.2
  5. 2025-07-21Violation resolved · 4900-20 N 20th St — PM15-506.1
  6. 2025-07-21Violation resolved · 4900-20 N 20th St — A-301.1/55
  7. 2025-07-21Inspection · 4900-20 N 20th St
  8. 2025-02-24Inspection · 4901 N 20th St
  9. 2025-02-19Violation resolved · 4901 N 20th St — PM15-302.4
  10. 2025-02-03Inspection · 4901 N 20th St
  11. 2025-01-22Inspection · 4901 N 20th St
  12. 2025-01-21Violation resolved · 4901 N 20th St — PM15-302.4

Block health comparison

ScopeAvg gradeOpen viol/property
BlockB0.10
StreetB0.26
ZIP 19144A0.28
Citywide