The Gray's Mill Trail starts near the old mill house, which has an informative signpost outside describing the history of the mill. There are a number of other historic repurposed mill houses up the road in Ellicott City.

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Nearby routes

Best routes near Gray's Mill

runners

#1.

Gray's Mill Trail

10.7km

01:19

110m

Jog the moderate 6.6-mile Gray's Mill Trail in Patapsco Valley State Park, featuring forest views, natural surfaces, and the historic Gray's

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Moderate

runners

#2.

Ilchester Tunnel – Lost Lake loop from Ellicott City

21.0km

02:20

150m

Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.

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Hard

runners

#3.

Lost Lake – Patapsco Valley State Park loop from Saint Denis

19.9km

02:14

90m

Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.

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Hard

Details

Informations

Elevation 30 m

Weather

Today

Tuesday 31 March

27°C

15°C

0 %

Additional weather tips

Max wind speed: 23.0 km/h

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Take Me There

Location: Catonsville, Baltimore County, Maryland, United States

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Gray's Mill

#1.

Gray's Mill Trail

#2.

Ilchester Tunnel – Lost Lake loop from Ellicott City

#3.

Lost Lake – Patapsco Valley State Park loop from Saint Denis

Other Popular Places to Check Out

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