Block Report

400 Block of N 50th St

48 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 48 properties on the 400 Block of N 50th St.

About this block

The 400 block of N 50Th St contains 49 properties tracked on KnowMyBlock, with an average grade of B. Construction dates range from 1920 to 1971. There are 18 open code violations across the block. The block has seen 105 ownership transfers in the last five years. 41 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 12% of its parcels.

All properties on this block (49)

Address	Year	Open viol	Owner-occ	Grade
400 N 50th St	1971	3	Yes	C
407 N 50th St	1925	1	Yes	B
409 N 50th St	1925	0	Yes	B
411 N 50th St	1925	0	Yes	A
413 N 50th St	1925	0	Yes	A
415 N 50th St	1925	0	Yes	A
417 N 50th St	1925	0	Yes	A
419 N 50th St	—	0	Yes	C
421 N 50th St	1925	0	Yes	A
423 N 50th St	1925	0	Yes	A

Show all 49 properties

Address	Year	Open viol	Owner-occ	Grade
425 N 50th St	1925	5	Yes	C
427 N 50th St	1925	0	Yes	A
429 N 50th St	1925	0	Yes	A
431 N 50th St	1925	0	Yes	A
433 N 50th St	1925	0	Yes	A
435 N 50th St	1925	0	Yes	A
437 N 50th St	1925	0	Yes	A
438 N 50th St	1925	0	Yes	A
439 N 50th St	1924	0	Yes	B
440 N 50th St	1925	0	Yes	B
442 N 50th St	1925	0	Yes	A
444 N 50th St	1925	0	Yes	A
446 N 50th St	1925	0	Yes	A
448 N 50th St	1925	0	Yes	A
449-55 N 50th St	1940	1	Yes	B
450 N 50th St	1925	0	Yes	A
452 N 50th St	—	0	Yes	D
454 N 50th St	1925	0	Yes	A
456 N 50th St	1925	1	Yes	B
458 N 50th St	1925	0	Yes	A
460 N 50th St	1925	0	Yes	A
462 N 50th St	1925	0	Yes	A
463 N 50th St	1925	0	Yes	A
464 N 50th St	1925	0	Yes	A
465 N 50th St	—	0	Yes	D
466 N 50th St	1925	0	Yes	A
467 N 50th St	1925	5	Yes	C
468 N 50th St	1925	0	Yes	A
469 N 50th St	1925	0	Yes	A
470 N 50th St	1925	1	Yes	C
471 N 50th St	—	0	Yes	D
472 N 50th St	1925	0	Yes	A
473 N 50th St	—	0	Yes	D
474 N 50th St	—	0	Yes	C
475 N 50th St	1920	0	Yes	A
476 N 50th St	—	0	Yes	C
477 N 50th St	1925	1	Yes	B
478 N 50th St	—	0	Yes	D
479 N 50th St	1925	0	Yes	C

Recent block activity

2027-05-17License expired · 470 N 50th St
2027-05-05License expired · 438 N 50th St
2027-02-28License expired · 466 N 50th St
2027-01-20License expired · 431 N 50th St
2026-12-01License expired · 449-55 N 50th St
2026-10-05License expired · 417 N 50th St
2026-10-04License expired · 433 N 50th St
2026-06-29Complaint filed · 473 N 50th St — Vacant Lot
2026-06-21Tax delinquency recorded · 478 N 50th St
2026-06-21Tax delinquency recorded · 425 N 50th St
2026-06-21Tax delinquency recorded · 452 N 50th St
2026-06-21Tax delinquency recorded · 440 N 50th St

Block health comparison

Scope	Avg grade	Open viol/property
Block	B	0.35
Street	B	0.31
ZIP 19139	A	0.24
Citywide	—	—