Block Report

800 Block of S Alden St

45 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 45 properties on the 800 Block of S Alden St.

About this block

The 800 block of S Alden St contains 45 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1925 to 1925. There are 10 open code violations across the block. The block has seen 53 ownership transfers in the last five years. 42 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
810 S Alden St	1925	Yes	B
811 S Alden St	1925	Yes	A
812 S Alden St	1925	Yes	A
813 S Alden St	1925	Yes	A
814 S Alden St	1925	Yes	A
815 S Alden St	1925	Yes	A
816 S Alden St	1925	Yes	A
817 S Alden St	—	Yes	B
818 S Alden St	1925	Yes	A
819 S Alden St	1925	Yes	A

Show all 45 properties

Address	Year	Open viol	Owner-occ	Grade
820 S Alden St	—	0	Yes	C
821 S Alden St	1925	0	Yes	A
822 S Alden St	1925	10	Yes	D
823 S Alden St	1925	0	Yes	A
824 S Alden St	1925	0	Yes	A
825 S Alden St	1925	0	Yes	A
826 S Alden St	1925	0	Yes	A
827 S Alden St	1925	0	Yes	A
828 S Alden St	1925	0	Yes	A
829 S Alden St	1925	0	Yes	A
830 S Alden St	1925	0	Yes	A
831 S Alden St	1925	0	Yes	A
832 S Alden St	1925	0	Yes	A
833 S Alden St	1925	0	Yes	A
834 S Alden St	1925	0	Yes	A
835 S Alden St	1925	0	Yes	A
836 S Alden St	1925	0	Yes	A
837 S Alden St	1925	0	Yes	B
838 S Alden St	1925	0	Yes	B
839 S Alden St	—	0	Yes	B
840 S Alden St	1925	0	Yes	B
841 S Alden St	1925	0	Yes	A
842 S Alden St	1925	0	Yes	A
843 S Alden St	1925	0	Yes	A
844 S Alden St	1925	0	Yes	A
846 S Alden St	1925	0	Yes	A
848 S Alden St	1925	0	Yes	A
850 S Alden St	1925	0	Yes	A
852 S Alden St	1925	0	Yes	A
854 S Alden St	1925	0	Yes	A
856 S Alden St	1925	0	Yes	A
858 S Alden St	1925	0	Yes	A
860 S Alden St	1925	0	Yes	A
862 S Alden St	1925	0	Yes	A
864 S Alden St	1925	0	Yes	A

Recent block activity

2027-03-02License expired · 821 S Alden St
2027-02-16License expired · 832 S Alden St
2026-12-05License expired · 824 S Alden St
2026-11-30License expired · 835 S Alden St
2026-10-23License expired · 844 S Alden St
2026-07-14License expired · 826 S Alden St
2026-06-21Tax delinquency recorded · 832 S Alden St
2026-06-21Tax delinquency recorded · 824 S Alden St
2026-06-21Tax delinquency recorded · 838 S Alden St
2026-06-21Tax delinquency recorded · 837 S Alden St
2026-06-21Tax delinquency recorded · 816 S Alden St
2026-06-21Tax delinquency recorded · 822 S Alden St

Block health comparison

Scope	Avg grade	Open viol/property
Block	A	0.22
Street	A	0.11
ZIP 19143	A	0.22
Citywide	—	—