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Routes
Bike touring routes & trails
United States
Colorado
San Miguel County

Iron Springs Mesa loop

Hard

4.7

(3115)

16,201

riders

Iron Springs Mesa loop

06:55

82.0km

990m

Cycling

Cycle the difficult 51.0 miles (82.0 km) Iron Springs Mesa loop through Uncompahgre National Forest, gaining 3239 feet (987 metres).

Last updated: February 26, 2026

Waypoints

A

Start point

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1

215 m

San Miguel River

Highlight • River

The San Miguel River starts southwest of Telluride in the San Juan Mountains and flows northwest along the Uncompahgre Plateau. It's one of the last free-flowing rivers in the Southwest.

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82.0 km

End point

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Way Types & Surfaces

Way Types

42.6 km

32.9 km

6.40 km

170 m

Surfaces

48.7 km

33.2 km

170 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 (2,750 m)

Lowest point (1,950 m)

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Weather

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Monday 6 July

28°C

10°C

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Frequently Asked Questions

What is the terrain like on the Iron Springs Mesa loop?

The Iron Springs Mesa loop primarily involves cross-country travel on dirt and 4x4 roads. You can expect rugged terrain, old mining roads, and significant uphill sections, making it a challenging ride. While suitable for touring bicycles, a robust bike capable of handling varied surfaces is recommended.

What can I see along the route?

The route offers expansive views of the San Miguel Canyon and the eastern peaks of the San Miguel Mountains. A notable natural feature along the way is the San Miguel River.

What is the best time of year to cycle this loop?

The best time to cycle the Iron Springs Mesa loop is typically from late spring through early fall, generally May to October, when the roads are clear of snow and weather conditions are most favorable. Always check local weather forecasts before heading out, especially for potential afternoon thunderstorms in summer.

Is the Iron Springs Mesa loop dog-friendly?

Yes, dogs are generally allowed on trails within the Uncompahgre National Forest. However, they must be kept on a leash to protect wildlife and ensure the safety of other trail users. Please remember to pack out all pet waste.

Do I need a permit or pay an entrance fee for this trail?

The Iron Springs Mesa loop is located within the Uncompahgre National Forest. Generally, there are no specific permits or entrance fees required for day-use cycling on most trails in the National Forest. However, always check the official U.S. Forest Service website for the Uncompahgre National Forest (ca.gov) for any current regulations, fire restrictions, or specific area closures before your visit.

Where can I park to access the Iron Springs Mesa loop?

Specific trailhead parking information for the Iron Springs Mesa loop is not detailed in the provided data. However, as it's within the Uncompahgre National Forest, look for designated parking areas or pull-offs near the start of the loop on forest service roads. Always ensure you are not blocking access or private property.

Does the trail intersect other well-known paths?

Yes, the route incorporates sections of several forest service roads and paths. You will encounter parts of Horsefly Road, Clear Creek Road, Gg48 Road, 1K Spring 554.1A Road, 1K Spring Road, Deadhorse Road, Hh46 Road, Horsefly 537 Road, Hotchkiss Reservoir Road, and Sanborn Work Center Road.

What should I bring for a touring bicycle trip on this route?

Given the difficult grade and rugged terrain, it's essential to be well-prepared. Bring plenty of water, high-energy snacks, a repair kit for your touring bicycle (including spare tubes and a pump), navigation tools (GPS or map), sun protection, and layers of clothing. A first-aid kit is also highly recommended.

Is there water available on the trail?

There are no guaranteed water sources directly on the Iron Springs Mesa loop. It is crucial to carry all the water you will need for the entire 82 km (51 miles) duration, especially considering the significant elevation gain and potential for warm weather. Filtered water from natural sources like the San Miguel River may be an option, but should not be relied upon without proper purification equipment.

What is the difficulty level of this touring bicycle route?

The Iron Springs Mesa loop is rated as 'difficult' for touring cycling. This is due to its length of over 82 km (51 miles), significant elevation gain of nearly 1000 meters (3,200 feet), and the rugged nature of the dirt and 4x4 roads. It requires good fitness and experience with off-road cycling.

Are there any amenities like cafes or accommodation nearby?

The Iron Springs Mesa loop is located in a relatively remote area within the Uncompahgre National Forest. Amenities like cafes, pubs, or dedicated accommodation will not be found directly on the trail. You would need to plan for these services in nearby towns or communities outside the immediate forest area.

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