The best running trails in Patapsco Valley State Park Avalon Area
5.0
(3)
636
runners
56
runs
Last updated: September 26, 2025
17
runners
1. Ilchester Tunnel – Lost Lake loop from Relay
10.3km
01:11
70m
Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
Intermediate
5.0
(1)
30
runners
2. Small Building Ruins – Waterfall loop from Lawyers Hill
17.9km
02:09
240m
Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
Expert
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27
runners
3. Small Building Ruins – Lost Lake loop from Patapsco Woods
27.0km
03:17
430m
Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Expert
13
runners
4. House (ruins) loop from Lawyers Hill
7.25km
00:51
80m
Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
Intermediate
12
runners
Intermediate run. Good fitness required. Mostly accessible paths. Some sure footedness required.
Intermediate
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