Block Report

1900 Block of S 12th St

44 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 44 properties on the 1900 Block of S 12th St.

About this block

The 1900 block of S 12Th St contains 45 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1920 to 1925. There are currently no open code violations on the block. The block has seen 55 ownership transfers in the last five years. 45 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 (45)

Address	Year	Owner-occ	Grade
1900 S 12th St	1925	Yes	B
1902 S 12th St	1925	Yes	A
1903 S 12th St	1925	Yes	A
1904 S 12th St	1925	Yes	A
1905 S 12th St	1925	Yes	A
1906 S 12th St	1925	Yes	A
1907 S 12th St	1920	Yes	A
1908 S 12th St	1925	Yes	A
1909-13 S 12th St	1925	Yes	B
1910 S 12th St	1925	Yes	A

Show all 45 properties

Address	Year	Owner-occ	Grade
1912 S 12th St	1925	Yes	A
1914 S 12th St	1925	Yes	A
1915 S 12th St	1925	Yes	A
1916 S 12th St	1925	Yes	A
1917 S 12th St	1925	Yes	A
1918 S 12th St	1925	Yes	A
1919 S 12th St	1925	Yes	A
1920 S 12th St	1925	Yes	A
1921 S 12th St	1923	Yes	A
1922 S 12th St	1925	Yes	B
1923 S 12th St	1925	Yes	A
1924 S 12th St	1925	Yes	A
1925 S 12th St	1925	Yes	A
1926 S 12th St	1925	Yes	A
1927 S 12th St	1925	Yes	A
1928 S 12th St	1925	Yes	A
1929 S 12th St	1925	Yes	A
1930 S 12th St	1925	Yes	A
1931 S 12th St	1925	Yes	A
1932 S 12th St	1925	Yes	A
1933 S 12th St	1925	Yes	A
1934 S 12th St	1925	Yes	A
1935 S 12th St	1925	Yes	B
1936 S 12th St	1925	Yes	A
1937 S 12th St	1925	Yes	A
1938 S 12th St	1925	Yes	A
1939 S 12th St	1925	Yes	A
1940 S 12th St	1925	Yes	A
1941 S 12th St	1925	Yes	A
1942 S 12th St	1925	Yes	A
1943 S 12th St	1925	Yes	A
1944 S 12th St	1925	Yes	B
1945 S 12th St	1925	Yes	B
1946 S 12th St	1925	Yes	B
1948 S 12th St	1925	Yes	A

Recent block activity

2027-02-28License expired · 1915 S 12th St
2026-06-21Tax delinquency recorded · 1935 S 12th St
2026-06-21Tax delinquency recorded · 1922 S 12th St
2026-05-28Complaint filed · 1944 S 12th St — Broken Main Drain/Raw Sewage Within The Property
2026-04-17License issued · 1915 S 12th St
2026-03-01Tax delinquency recorded · 1941 S 12th St
2025-12-01Transferred · 1927 S 12th St
2025-12-01Permit issued · 1909-13 S 12th St — New Construction
2025-11-26Transferred · 1927 S 12th St
2025-11-25Permit issued · 1909-13 S 12th St — New Construction
2025-11-25Permit issued · 1909-13 S 12th St — New Construction
2025-11-25Transferred · 1927 S 12th St

Block health comparison

Scope	Avg grade	Open viol/property
Block	A	0.00
Street	A	0.10
ZIP 19148	A	0.07
Citywide	—	—