4.6
(5237)
15,036
riders
01:37
19.2km
130m
Mountain biking
Mountain bike the easy 11.9-mile John Muir Blue Loop through scenic woodlands in Kettle Moraine State Forest – Southern Unit.
Last updated: February 26, 2026
Waypoints
Start point
Parking
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17.8 km
Highlight (Segment) • Trail
Tip by
19.2 km
Highlight • Cycleway
Tip by
19.2 km
End point
Parking
Way Types & Surfaces
Way Types
19.0 km
134 m
< 100 m
Surfaces
19.0 km
224 m
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Monday 11 May
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Max wind speed: 18.0 km/h
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This route was planned by komoot.
The Blue Loop is generally considered a challenging ride, classified as hard to most difficult. It features a mix of flowy singletrack and technical sections, including numerous uphill climbs, fast downhills, rocky areas (sometimes called 'baby head' rocks), rock gardens, bridges, and sandy spots like 'The Beach.' There's also a steep section known as 'Hell's Kitchen.' While demanding, many technical obstacles can be avoided.
The terrain on the Blue Loop is diverse, winding through scenic woodlands and some prairie areas. Riders will encounter a mix of gently rolling and steeper sections, flowy singletrack, and technical features such as rocky sections, rock gardens, bridges, and fallen logs. Be prepared for sandy areas and significant climbs and descents.
Parking is available at the trailhead for the John Muir Trails system. The trailhead also provides amenities such as water, vault toilets, and a changing room.
Yes, to ride the trails within the Kettle Moraine State Forest – Southern Unit, you will need both a Wisconsin State Park vehicle sticker and a state trail pass. You can find more information on these requirements at wisconsin.gov.
The trails are typically open from mid-April to mid-February. For the best experience, aim for drier periods to avoid closures due to wet conditions. Spring and fall often offer pleasant temperatures and beautiful scenery.
Trails may close during wet conditions after rainfall to protect the trail tread. It's highly recommended to check the current trail conditions before heading out to ensure they are open and safe for riding.
The Blue Loop is classified as hard to most difficult and is generally more suitable for intermediate to advanced mountain bikers due to its technical sections and significant climbs. While the larger John Muir Trails system offers options for various skill levels, this specific loop is not recommended for beginners or young families looking for an easy ride.
Yes, the Blue Loop is part of the extensive John Muir Trails system. The route also passes through sections of the Green Loop, Purple Loop, Orange Loop, and White Loop. Additionally, you may encounter parts of the IAT - Blackhawk Segment and the Ice Age Trail.
The trailhead provides essential amenities for riders, including parking, water, vault toilets, and a changing room, making it convenient for a day out on the trails.
The trail winds through beautiful woodlands and some prairie areas within the Kettle Moraine State Forest. You'll experience a sense of immersion in nature due to the one-way design of many sections. The route itself is known as the Blue Loop and starts near the Entrance to John Muir Bike Trails.
The provided information does not specify whether dogs are allowed on the John Muir Blue Loop. It's best to check the official Kettle Moraine State Forest – Southern Unit regulations regarding pets on mountain bike trails before your visit.