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Routes
Road cycling routes
United States
Colorado
Boulder County
Longmont

Longmont Loop

Easy

3.0

(20)

83

riders

Longmont Loop

01:16

27.8km

90m

Road cycling

Cycle the easy 17.3-mile Longmont Loop, a mostly paved route offering diverse scenery from urban views to McIntosh Lake and Rocky Mountain f

Last updated: February 26, 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 10.4 km for 404 m

Waypoints

A

Start point

Parking

Get Directions

1

422 m

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, …

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B

27.8 km

End point

Parking

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Way Types & Surfaces

Way Types

17.9 km

4.91 km

3.57 km

1.19 km

213 m

< 100 m

Surfaces

14.7 km

12.6 km

423 m

104 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 (1,560 m)

Lowest point (1,500 m)

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Weather

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Today

Wednesday 20 May

14°C

6°C

61 %

Additional weather tips

Max wind speed: 11.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How long does it typically take to complete the Longmont Loop?

The Longmont Loop is an easy road bike ride covering about 27.8 km. Most cyclists can expect to complete it in approximately 1 hour and 16 minutes, depending on their pace and stops along the way.

What is the terrain like on this route?

The Longmont Loop is predominantly paved, making it ideal for road bikes. It utilizes a network of multi-use paths, bike lanes, and bike routes. While mostly smooth, some connecting paths, particularly around areas like Lagerman Reservoir, might include short sections of crushed gravel or unpaved surfaces.

Is the Longmont Loop suitable for beginners?

Yes, the Longmont Loop is considered an easy road ride with minimal elevation gain (around 88 meters). Its mostly flat profile and paved surfaces make it very suitable for beginners and those looking for a leisurely cycling experience.

Where can I park to access the Longmont Loop?

While there isn't one single official trailhead for the entire loop, you can access various points along the route. Parking is generally available at parks or public access points that connect to the multi-use paths and bike routes that form the loop. Specific parking areas might include those near McIntosh Lake or other city parks.

What kind of scenery can I expect to see along the way?

The route offers diverse scenery, blending urban landscapes with natural environments. You'll pass through neighborhoods, floodplains, and open spaces. Highlights include flat lakeside paths, grasslands, and views of the Rocky Mountain foothills. Near McIntosh Lake, you might even spot Longs Peak, prairie dogs, and bald eagles.

Are there any permits or fees required to cycle the Longmont Loop?

No, there are no specific permits or entrance fees required to cycle the Longmont Loop. It utilizes public multi-use paths and bike routes within the city of Longmont.

Is the Longmont Loop dog-friendly?

While the Longmont Loop itself is a cycling route, many of the interconnected multi-use paths it utilizes are dog-friendly. Dogs are generally allowed on a leash. Always ensure to clean up after your pet and respect local signage regarding pet regulations in specific park areas.

What is the best time of year to cycle the Longmont Loop?

The best time to cycle the Longmont Loop is typically during the spring, summer, and fall months when the weather is mild and pleasant. Winters can bring snow and ice, making some sections less accessible or enjoyable for road cycling.

Does the route intersect with other well-known paths?

Yes, the Longmont Loop integrates with several other paths and greenways. Notable sections include the Longmont Loop - South, Airport Road, and significant portions of the Saint Vrain Greenway. It also connects to paths like Dry Creek Dr., Oligarchy Ditch Trail, and Left Hand Creek Trail, allowing for varied route configurations.

Are there cafes or amenities available along the Longmont Loop?

Given that the Longmont Loop traverses through the city, you'll find various amenities, including cafes, restaurants, and shops, particularly when passing through commercial areas or near downtown. It's advisable to check a map for specific locations along your chosen segment of the loop.

What should I bring for a ride on the Longmont Loop?

For a comfortable ride, bring plenty of water, especially on warmer days, as well as snacks. Sunscreen, sunglasses, and a helmet are highly recommended. A basic bike repair kit and a phone for navigation or emergencies are also good to have.

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