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Routes
Mountain biking trails
United States
Colorado
Boulder County
Longmont

McIntosh Lake – Nelson Loop loop from McIntosh Lake

Routes
Mountain biking trails
United States
Colorado
Boulder County
Longmont

McIntosh Lake – Nelson Loop loop from McIntosh Lake

Moderate

2.6

(19)

60

riders

McIntosh Lake – Nelson Loop loop from McIntosh Lake

03:09

44.4km

550m

Mountain biking

Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary. The starting point of the route is right next to a parking lot.

Last updated: April 25, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 16.9 km for 294 m

Waypoints

A

Start point

Parking

Get Directions

1

452 m

View of McIntosh Lake

Highlight • Lake

With dogs and bikes allowed on the trails, boats and fishing allowed on the water, and picnic areas with restrooms, McIntosh Lake is a popular public reservoir that is open …

Tip by

2

635 m

McIntosh Lake

Highlight • Lake

The McIntosh lake offers several miles of walking and cycling path. Families can find a nice playground area and you can also bring your non motorized boat to paddle around …

Tip by

3

1.13 km

McIntosh Lake

Highlight • Lake

McIntosh Lake is a beautiful reservoir in Longmont that offers 3.5 miles of easy walking trails and fantastic views of Longs Peak and Mt. Meeker. It's popular with walkers, runners, …

Tip by

4

13.2 km

Lyons Redstone Museum

Highlight • Historical Site

End your ride with a frosty beverage and/or food at Oskar Blues Brewery.

Tip by

5

19.9 km

Nelson Loop

Highlight (Segment) • MTB Park

This loop at the top of Hall Ranch is excellent for beginners and intermediate riders. The climbing is mostly easy and the descent is fun and fast. The loop can be ridden in either direction.

Tip by

6

43.8 km

Dawson Park

Highlight • Lake

Dawson Park is a popular spot with shaded areas and plenty of grassy spots to picnic. The lake overlooks Longs Peak and the Front Range.

Tip by

B

44.4 km

End point

Parking

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Way Types & Surfaces

Way Types

13.8 km

10.8 km

7.18 km

5.65 km

4.30 km

2.29 km

438 m

Surfaces

21.6 km

11.0 km

5.49 km

3.48 km

2.67 km

221 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 (2,040 m)

Lowest point (1,540 m)

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Weather

Powered by Foreca

Today

Wednesday 20 May

14°C

6°C

61 %

Additional weather tips

Max wind speed: 11.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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