Block Report

100 Block of Mifflin St

60 properties on this block in Philadelphia.

View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 60 properties on the 100 Block of Mifflin St.

About this block

The 100 block of Mifflin St contains 60 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1905 to 1905. There are 3 open code violations across the block. The block has seen 103 ownership transfers in the last five years. 59 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 (50)

Address	Year	Owner-occ	Grade
100 Mifflin St	1905	Yes	B
101 Mifflin St	—	Yes	B
102 Mifflin St	1905	Yes	A
103 Mifflin St	1905	Yes	A
104 Mifflin St	1905	Yes	A
105 Mifflin St	1905	Yes	A
106 Mifflin St	1905	Yes	A
107 Mifflin St	1905	Yes	A
108 Mifflin St	1905	Yes	A
109 Mifflin St	1905	Yes	A

Show all 50 properties

Address	Year	Open viol	Owner-occ	Grade
110 Mifflin St	1905	0	Yes	A
111 Mifflin St	1905	0	Yes	A
112 Mifflin St	1905	2	Yes	B
113 Mifflin St	1905	0	Yes	A
114 Mifflin St	1905	0	Yes	A
115 Mifflin St	1905	0	Yes	A
116 Mifflin St	1905	0	Yes	A
117 Mifflin St	1905	0	Yes	A
118 Mifflin St	1905	0	Yes	A
119 Mifflin St	1905	0	Yes	A
120 Mifflin St	1905	0	Yes	A
121 Mifflin St	1905	0	Yes	A
122 Mifflin St	1905	0	Yes	B
123 Mifflin St	1905	0	Yes	A
124 Mifflin St	1905	0	Yes	A
125 Mifflin St	1905	0	Yes	A
126 Mifflin St	1905	0	Yes	A
127 Mifflin St	1905	0	Yes	A
128 Mifflin St	1905	0	Yes	A
129 Mifflin St	1905	0	Yes	A
130 Mifflin St	1905	0	Yes	A
131 Mifflin St	1905	1	Yes	B
132 Mifflin St	1905	0	Yes	A
133 Mifflin St	1905	0	Yes	A
134 Mifflin St	1905	0	Yes	A
135 Mifflin St	1905	0	Yes	A
136 Mifflin St	1905	0	Yes	A
137 Mifflin St	1905	0	Yes	A
138 Mifflin St	1905	0	Yes	A
139 Mifflin St	1905	0	Yes	A
140 Mifflin St	1905	0	Yes	A
141 Mifflin St	1905	0	Yes	A
142 Mifflin St	1905	0	Yes	A
143 Mifflin St	1905	0	Yes	A
144 Mifflin St	1905	0	Yes	A
145 Mifflin St	1905	0	Yes	A
146 Mifflin St	1905	0	Yes	A
147 Mifflin St	1905	0	Yes	A
148 Mifflin St	1905	0	Yes	A
149 Mifflin St	1905	0	Yes	A

Recent block activity

2026-09-01License expired · 161 Mifflin St
2026-06-21Tax delinquency recorded · 112 Mifflin St
2026-06-21Tax delinquency recorded · 100 Mifflin St
2026-06-21Tax delinquency recorded · 122 Mifflin St
2026-06-21Tax delinquency recorded · 137 Mifflin St
2026-05-29Inspection · 131 Mifflin St
2026-04-25Inspection · 112 Mifflin St
2026-04-23Complaint filed · 112 Mifflin St — Work Underway Without Permits
2026-04-23Permit issued · 102 Mifflin St — Alterations
2026-04-23Complaint filed · 112 Mifflin St — Work Underway Without Permits
2026-03-25Transferred · 125 Mifflin St
2026-03-25Transferred · 125 Mifflin St

Block health comparison

Scope	Avg grade	Open viol/property
Block	A	0.05
Street	A	0.13
ZIP 19148	A	0.09
Citywide	—	—