Block Report

400 Block of S 50th St

30 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 30 properties on the 400 Block of S 50th St.

About this block

The 400 block of S 50Th St contains 30 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1925 to 2014. There are 1 open code violations across the block. The block has seen 26 ownership transfers in the last five years. 29 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 13% of its parcels.

All properties on this block (30)

AddressYearOpen violOwner-occGrade
412 S 50th St19250YesA
413 S 50th St19250YesA
414 S 50th St19250YesA
415 S 50th St19250YesA
416 S 50th St19250YesA
417 S 50th St19250YesA
418 S 50th St19250YesA
419 S 50th St19250YesA
420 S 50th St19250YesA
421 S 50th St19250YesA
Show all 30 properties
AddressYearOpen violOwner-occGrade
422 S 50th St19250YesA
423 S 50th St19250YesA
428 S 50th St19250YesA
429 S 50th St19250YesA
430 S 50th St19250YesA
431 S 50th St19250YesA
432 S 50th St19250YesA
433 S 50th St19250YesA
434 S 50th St19250YesA
435 S 50th St19250YesA
436 S 50th St19250YesA
437 S 50th St19250YesB
438 S 50th St19250YesA
439 S 50th St20140YesA
440 S 50th St19250YesA
442 S 50th St19250YesA
444 S 50th St19250YesA
446 S 50th St19250YesA
448 S 50th St19250YesB
450 S 50th St19251YesC

Recent block activity

  1. 2026-10-08License expired · 423 S 50th St
  2. 2026-06-21Tax delinquency recorded · 448 S 50th St
  3. 2026-06-21Tax delinquency recorded · 450 S 50th St
  4. 2026-03-01Tax delinquency recorded · 450 S 50th St
  5. 2026-03-01Tax delinquency recorded · 448 S 50th St
  6. 2026-02-27Permit issued · 442 S 50th St — Alterations
  7. 2026-01-29Permit issued · 421 S 50th St — Addition And/Or Alterations
  8. 2025-12-18Permit issued · 437 S 50th St — Alterations
  9. 2025-12-17Permit issued · 437 S 50th St — Addition And/Or Alterations
  10. 2025-12-10Transferred · 437 S 50th St
  11. 2025-12-02Transferred · 437 S 50th St
  12. 2025-11-20Transferred · 437 S 50th St

Block health comparison

ScopeAvg gradeOpen viol/property
BlockA0.03
StreetA0.13
ZIP 19143A0.23
Citywide