Block Report

400 Block of W Clapier St

31 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 31 properties on the 400 Block of W Clapier St.

About this block

The 400 block of W Clapier St contains 32 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1930 to 1930. There are 1 open code violations across the block. The block has seen 48 ownership transfers in the last five years. 32 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 9% of its parcels.

All properties on this block (32)

Address	Year	Open viol	Owner-occ	Grade
408 W Clapier St	1930	0	Yes	A
419 W Clapier St	1930	1	Yes	A
428 W Clapier St	1930	0	Yes	A
430 W Clapier St	1930	0	Yes	A
432 W Clapier St	1930	0	Yes	A
434 W Clapier St	1930	0	Yes	A
436 W Clapier St	1930	0	Yes	A
438 W Clapier St	1930	0	Yes	A
440 W Clapier St	1930	0	Yes	A
442 W Clapier St	1930	0	Yes	A

Show all 32 properties

Address	Year	Owner-occ	Grade
444 W Clapier St	1930	Yes	A
446 W Clapier St	1930	Yes	A
448 W Clapier St	1930	Yes	A
450 W Clapier St	1930	Yes	A
452-58 W Clapier St	1930	Yes	A
460 W Clapier St	1930	Yes	A
462 W Clapier St	1930	Yes	A
464 W Clapier St	1930	Yes	A
466 W Clapier St	1930	Yes	A
470 W Clapier St	1930	Yes	A
472 W Clapier St	1930	Yes	A
474 W Clapier St	1930	Yes	A
476 W Clapier St	1930	Yes	A
478 W Clapier St	1930	Yes	A
480 W Clapier St	1930	Yes	A
482 W Clapier St	1930	Yes	A
484 W Clapier St	1930	Yes	A
486 W Clapier St	1930	Yes	A
488 W Clapier St	1930	Yes	A
490 W Clapier St	1930	Yes	A
492 W Clapier St	1930	Yes	A
494 W Clapier St	1930	Yes	C

Recent block activity

2026-09-17License expired · 466 W Clapier St
2026-06-21Tax delinquency recorded · 494 W Clapier St
2026-04-23Complaint closed · 419 W Clapier St
2026-04-22Complaint filed · 419 W Clapier St — Work Underway In Violation Of Permit Requirements
2026-04-22Inspection · 419 W Clapier St
2026-04-09Transferred · 419 W Clapier St
2026-04-09Transferred · 419 W Clapier St
2026-04-03Transferred · 419 W Clapier St
2026-04-02Complaint filed · 494 W Clapier St — Unlicensed Commercial Business (Food, Soal, Auto Repair)
2026-03-01Tax delinquency recorded · 494 W Clapier St
2026-01-24Permit issued · 419 W Clapier St — Minor Demolition
2026-01-12Complaint filed · 470 W Clapier St — Property Maintenance Complaint Exterior

Block health comparison

Scope	Avg grade	Open viol/property
Block	A	0.03
Street	A	0.28
ZIP 19144	B	0.30
Citywide	—	—