Block Report

1800 Block of S 12th 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 1800 Block of S 12th St.

About this block

The 1800 block of S 12Th St contains 48 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1914 to 1925. There are 1 open code violations across the block. The block has seen 63 ownership transfers in the last five years. 48 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 6% of its parcels.

All properties on this block (48)

Address	Year	Owner-occ	Grade
1801 S 12th St	1925	Yes	A
1802 S 12th St	1925	Yes	A
1803 S 12th St	1925	Yes	A
1804 S 12th St	1925	Yes	A
1805 S 12th St	1925	Yes	A
1806 S 12th St	1925	Yes	A
1807 S 12th St	1925	Yes	A
1808 S 12th St	1925	Yes	A
1809 S 12th St	1925	Yes	A
1810 S 12th St	1925	Yes	A

Show all 48 properties

Address	Year	Open viol	Owner-occ	Grade
1811 S 12th St	1925	0	Yes	A
1812 S 12th St	1925	0	Yes	A
1813 S 12th St	1925	0	Yes	A
1814 S 12th St	1925	0	Yes	A
1815 S 12th St	1925	0	Yes	A
1816 S 12th St	1925	0	Yes	A
1817 S 12th St	1925	0	Yes	A
1818 S 12th St	1925	0	Yes	A
1819 S 12th St	1925	0	Yes	A
1820 S 12th St	1925	0	Yes	A
1821 S 12th St	1925	0	Yes	A
1822 S 12th St	1925	0	Yes	A
1823 S 12th St	1925	0	Yes	A
1824 S 12th St	1925	0	Yes	A
1825 S 12th St	1925	0	Yes	A
1826 S 12th St	1925	0	Yes	A
1827 S 12th St	1925	0	Yes	A
1828 S 12th St	1925	0	Yes	A
1829 S 12th St	1925	0	Yes	A
1830 S 12th St	1925	0	Yes	A
1831 S 12th St	1925	0	Yes	A
1832 S 12th St	1925	0	Yes	A
1833 S 12th St	1925	0	Yes	A
1834 S 12th St	1914	0	Yes	A
1835 S 12th St	1925	0	Yes	A
1836 S 12th St	1925	0	Yes	A
1837 S 12th St	1925	0	Yes	A
1838 S 12th St	1925	0	Yes	A
1839 S 12th St	1925	0	Yes	A
1840 S 12th St	1925	0	Yes	A
1841 S 12th St	1925	0	Yes	A
1842 S 12th St	1925	0	Yes	A
1843 S 12th St	1925	0	Yes	A
1844 S 12th St	1925	0	Yes	A
1845 S 12th St	1925	0	Yes	A
1846 S 12th St	1915	0	Yes	C
1847 S 12th St	1925	1	Yes	A
1849 S 12th St	1915	0	Yes	A

Recent block activity

2027-02-12License expired · 1846 S 12th St
2026-12-17License expired · 1823 S 12th St
2026-11-30License expired · 1801 S 12th St
2026-04-08Transferred · 1822 S 12th St
2026-04-08Transferred · 1822 S 12th St
2026-03-23Transferred · 1822 S 12th St
2025-12-29License issued · 1801 S 12th St
2025-12-18License issued · 1823 S 12th St
2025-12-09Complaint filed · 1823 S 12th St — Unlicensed Rentals
2025-11-24Complaint closed · 1823 S 12th St
2025-11-20Violation opened · 1823 S 12th St — 9-3902 (1)
2025-11-20Inspection · 1823 S 12th St

Block health comparison

Scope	Avg grade	Open viol/property
Block	A	0.02
Street	A	0.10
ZIP 19148	A	0.07
Citywide	—	—