Block Report

100 Block of Porter St

37 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 37 properties on the 100 Block of Porter St.

About this block

The 100 block of Porter St contains 37 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1920 to 1982. There are 5 open code violations across the block. The block has seen 61 ownership transfers in the last five years. 27 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 8% of its parcels.

All properties on this block (37)

Address	Year	Open viol	Owner-occ	Grade
100 Porter St	1982	0	Yes	A
101 Porter St	1920	4	Yes	C
102 Porter St	1982	0	Yes	A
103 Porter St	1920	0	Yes	A
104 Porter St	1982	0	Yes	B
105 Porter St	1920	0	Yes	B
106 Porter St	1982	0	Yes	B
107 Porter St	1920	0	Yes	A
108 Porter St	1982	0	Yes	A
109 Porter St	1920	1	Yes	B

Show all 37 properties

Address	Year	Owner-occ	Grade
111 Porter St	1920	Yes	A
112 Porter St	1982	Yes	A
113 Porter St	1920	Yes	A
114 Porter St	1982	Yes	A
115 Porter St	1920	Yes	A
116 Porter St	1982	Yes	A
117 Porter St	1920	Yes	A
118 Porter St	1982	Yes	A
119 Porter St	1920	Yes	A
120 Porter St	1982	Yes	A
121 Porter St	1920	Yes	A
123 Porter St	1920	Yes	A
125 Porter St	1920	Yes	A
127 Porter St	1920	Yes	A
129 Porter St	1920	Yes	A
131 Porter St	1920	Yes	A
133 Porter St	1920	Yes	A
135 Porter St	1920	Yes	A
137 Porter St	1920	Yes	A
139 Porter St	1920	Yes	A
141 Porter St	1920	Yes	A
143 Porter St	1920	Yes	A
145 Porter St	1920	Yes	A
147 Porter St	1920	Yes	A
149 Porter St	1920	Yes	A
151 Porter St	1920	Yes	A
153 Porter St	1920	Yes	B

Recent block activity

2027-04-30License expired · 153 Porter St
2027-04-19License expired · 149 Porter St
2027-02-09License expired · 101 Porter St
2027-02-04License expired · 100 Porter St
2026-08-08License expired · 103 Porter St
2026-06-21Tax delinquency recorded · 105 Porter St
2026-06-01Complaint filed · 127 Porter St — Property Maintenance Complaint Interior
2026-04-30Inspection · 109 Porter St
2026-04-01Inspection · 127 Porter St
2026-03-31License issued · 153 Porter St
2026-03-26Complaint filed · 101 Porter St — Work Underway Without Permits
2026-03-25License expired · 109 Porter St

Block health comparison

Scope	Avg grade	Open viol/property
Block	A	0.14
Street	A	0.12
ZIP 19148	A	0.07
Citywide	—	—