Block Report

4200 Block of Leidy Ave

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 4200 Block of Leidy Ave.

About this block

The 4200 block of Leidy Ave contains 45 properties tracked on KnowMyBlock, with an average grade of B. Construction dates range from 1915 to 1925. There are 3 open code violations across the block. The block has seen 52 ownership transfers in the last five years. 37 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 16% of its parcels.

All properties on this block (45)

Address	Year	Owner-occ	Grade
4201 Leidy Ave	—	Yes	B
4203 Leidy Ave	—	Yes	C
4205 Leidy Ave	—	Yes	B
4207 Leidy Ave	—	Yes	B
4209 Leidy Ave	—	Yes	B
4211 Leidy Ave	1915	Yes	A
4213 Leidy Ave	1915	Yes	A
4215 Leidy Ave	1915	Yes	B
4217 Leidy Ave	1925	Yes	A
4219 Leidy Ave	1925	Yes	B

Show all 45 properties

Address	Year	Open viol	Owner-occ	Grade
4221 Leidy Ave	1925	0	Yes	B
4223 Leidy Ave	—	2	Yes	D
4225 Leidy Ave	1925	0	Yes	B
4227 Leidy Ave	1925	0	Yes	A
4229 Leidy Ave	1925	0	Yes	A
4231 Leidy Ave	1920	0	Yes	B
4233 Leidy Ave	1925	0	Yes	A
4235 Leidy Ave	1925	0	Yes	A
4237 Leidy Ave	1925	0	Yes	A
4239 Leidy Ave	1925	0	Yes	A
4241 Leidy Ave	1920	0	Yes	A
4243 Leidy Ave	1925	0	Yes	A
4245 Leidy Ave	—	0	Yes	C
4247 Leidy Ave	1920	0	Yes	A
4249 Leidy Ave	1925	1	Yes	B
4251 Leidy Ave	1925	0	Yes	A
4253 Leidy Ave	1925	0	Yes	B
4255 Leidy Ave	1925	0	Yes	B
4257 Leidy Ave	1925	0	Yes	B
4259 Leidy Ave	1925	0	Yes	A
4261 Leidy Ave	1925	0	Yes	A
4263 Leidy Ave	1925	0	Yes	B
4265 Leidy Ave	1920	0	Yes	B
4267 Leidy Ave	1925	0	Yes	A
4269 Leidy Ave	1925	0	Yes	A
4271 Leidy Ave	1925	0	Yes	A
4273 Leidy Ave	—	0	Yes	B
4275 Leidy Ave	1925	0	Yes	A
4277 Leidy Ave	1925	0	Yes	A
4279 Leidy Ave	1925	0	Yes	A
4281 Leidy Ave	1925	0	Yes	A
4283 Leidy Ave	1925	0	Yes	A
4285 Leidy Ave	1925	0	Yes	A
4287 Leidy Ave	1925	0	Yes	A
4289 Leidy Ave	1915	0	Yes	B

Recent block activity

2027-05-22License expired · 4221 Leidy Ave
2027-03-05License expired · 4265 Leidy Ave
2027-01-09License expired · 4249 Leidy Ave
2026-09-14License expired · 4227 Leidy Ave
2026-06-26License expired · 4243 Leidy Ave
2026-06-21Tax delinquency recorded · 4203 Leidy Ave
2026-06-21Tax delinquency recorded · 4263 Leidy Ave
2026-06-21Tax delinquency recorded · 4231 Leidy Ave
2026-06-21Tax delinquency recorded · 4225 Leidy Ave
2026-06-21Tax delinquency recorded · 4219 Leidy Ave
2026-06-21Tax delinquency recorded · 4257 Leidy Ave
2026-06-21Tax delinquency recorded · 4255 Leidy Ave

Block health comparison

Scope	Avg grade	Open viol/property
Block	B	0.07
Street	B	0.25
ZIP 19104	B	0.25
Citywide	—	—