Block Report

400 Block of S 12th St

14 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 14 properties on the 400 Block of S 12th St.

About this block

The 400 block of S 12Th St contains 14 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1875 to 1970. There are 1 open code violations across the block. The block has seen 5 ownership transfers in the last five years. 14 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 21% of its parcels.

All properties on this block (14)

AddressYearOpen violOwner-occGrade
402 S 12th St19200YesA
403 S 12th St19200YesA
404 S 12th St19200YesA
405 S 12th St19200YesA
406 S 12th St19700YesA
407 S 12th St19201YesB
408 S 12th St19700YesA
409 S 12th St18750YesA
410 S 12th St19700YesA
412 S 12th St19700YesA
413 S 12th St19600YesA
415 S 12th St19600YesA
417 S 12th St19600YesA
419 S 12th St19600YesA

Recent block activity

  1. 2027-02-28License expired · 405 S 12th St
  2. 2026-11-09License expired · 407 S 12th St
  3. 2026-07-14License expired · 402 S 12th St
  4. 2026-03-30Inspection · 405 S 12th St
  5. 2026-01-22License issued · 405 S 12th St
  6. 2025-10-21License issued · 407 S 12th St
  7. 2025-10-10Inspection · 407 S 12th St
  8. 2025-10-09Violation opened · 407 S 12th St — A-301.1/65
  9. 2025-10-09Complaint closed · 405 S 12th St
  10. 2025-07-16Complaint filed · 407 S 12th St — Zoning Residential
  11. 2025-07-15Complaint filed · 405 S 12th St — Zoning Residential
  12. 2025-06-02License issued · 402 S 12th St

Block health comparison

ScopeAvg gradeOpen viol/property
BlockA0.07
StreetA0.10
ZIP 19147A0.07
Citywide