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Routes
Road cycling routes
United States
Maryland
Howard County
Elkridge

Patapsco Valley State Park – Little Patuxent River loop from Dorsey

Routes
Road cycling routes
United States
Maryland
Howard County
Elkridge

Patapsco Valley State Park – Little Patuxent River loop from Dorsey

Hard

3.3

(24)

73

riders

Patapsco Valley State Park – Little Patuxent River loop from Dorsey

07:13

147km

1,600m

Road cycling

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: July 10, 2026

Tips

The surface for a segment of your route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 135 km for 808 m

Waypoints

A

Start point

Train Station

Get Directions

1

11.6 km

Swinging Bridge on Grist Mill Trail

Highlight • Bridge

The Grist Mist Trail passes through Patapsco Valley State Park, alongside the Patapsco River. For a large part of the trail, it also passes alongside the railroad.

It is best …

Tip by

2

12.7 km

Patapsco Valley State Park

Highlight • Forest

The Patapsco Valley was Maryland's first and remains its largest state park. The 14,000 acres (5,700 ha) are made up of forests, winding rivers and cascading waterfalls.

It's a great …

Tip by

14.0 km

Patapsco Valley State Park Gray's Mill Area

Nature Reserve

4

41.8 km

Simpsonville Mill Ruins

Highlight • Historical Site

The Simpsonville Mill is a historical pre-colonial mill complex in the form of stone ruins which are located under the Cedar lane bridge that goes over the Middle Patuxent River. …

Tip by

5

57.2 km

River Hill

Highlight • Summit

Watch out for cars speeding behind you on curved roads.

Tip by

6

75.2 km

Horse Head Sculpture on Millers Mill Road

Highlight (Segment) • Monument

This is a smooth, winding road through bucolic Maryland countryside. Great scenic alternative to riding on Route 97/Roxbury Mills Road,

Tip by

7

86.1 km

Scenic view

Highlight • Viewpoint

This spot along Hardy Road has a scenic view of a rustic countryside.

Tip by

8

133 km

Nice pedestrian bridge over the Little Patuxent River. It is popular with cyclists and walkers, so make sure you look out for other trail users.

Tip by

9

135 km

Little Patuxent River

Highlight • River

The Little Patuxent River is a 45-mile river that begins in Howard County and flows south to meet the Middle Patuxent River in Savage and then eventually meets the Patuxent River near Crofton.

Tip by

B

147 km

End point

Train Station

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Way Types & Surfaces

Way Types

104 km

16.4 km

15.6 km

9.54 km

1.02 km

169 m

< 100 m

Surfaces

129 km

16.3 km

1.02 km

596 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (230 m)

Lowest point (30 m)

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Weather

Powered by Foreca

Today

Tuesday 21 July

33°C

23°C

92 %

Additional weather tips

Max wind speed: 12.0 km/h

to get more detailed weather forecasts along your route

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