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Routes
Mountain biking trails
United States
Wisconsin
Sauk County

Fern Dell, Turtleville, and Hastings Trails Loop

Routes
Mountain biking trails
United States
Wisconsin
Sauk County

Fern Dell, Turtleville, and Hastings Trails Loop

Easy

4.7

(9773)

9,774

riders

Fern Dell, Turtleville, and Hastings Trails Loop

00:59

11.7km

70m

Mountain biking

This easy 7.3-mile mountain biking loop in Mirror Lake State Park combines Fern Dell, Turtleville, and Hastings Trails, featuring diverse te

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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1

1.11 km

Turtleville Trail

Highlight (Segment) • Trail

The trail is a wide packed dirt path through the trees with access to the Fern Dell and Wild Rice trails, the latter of which has a viewpoint of Mirror Lake just west of the junction with this trail.

Tip by

2

6.44 km

Hastings Trail

Highlight (Segment) • Trail

This heavily wooded trail offers abundant shade as you ride. It provides ample space and enjoyable hills while maintaining a relatively flat overall terrain. Keep a lookout for wildlife, as the area is frequented by many deer and other creatures.

Tip by

B

11.7 km

End point

Parking

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Way Types & Surfaces

Way Types

11.6 km

< 100 m

< 100 m

Surfaces

11.6 km

< 100 m

< 100 m

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Elevation

Elevation

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Weather

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Today

Wednesday 8 July

31°C

19°C

66 %

Additional weather tips

Max wind speed: 19.0 km/h

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Frequently Asked Questions

How long does it typically take to mountain bike this loop?

The full Fern Dell, Turtleville, and Hastings Trails Loop is approximately 11.7 kilometers (7.3 miles) long. For an average mountain biker, it typically takes around 1 hour to complete, depending on your pace and stops.

Is the Fern Dell, Turtleville, and Hastings Trails Loop suitable for beginner mountain bikers?

Yes, this loop is generally considered suitable for beginners. The trails feature wide surfaces and are not technical singletrack. While the Turtleville Trail has some short, steep rolling hills and the Hastings Trail includes some climbs, the Fern Dell Trail is often described as an 'Easiest' level trail. Some sandy sections might pose a slight challenge, but overall, it's a great route for those new to mountain biking.

What is the terrain like on this mountain biking route?

The terrain consists primarily of wide paths with surfaces made of sand, grass, and woodchips. You'll ride through a mix of oak and pine stands, mowed grass, and prairie. There are no single-track off-road bike trails in Mirror Lake State Park. Expect some short but steep, rolling hills on the Turtleville Trail and some climbs on the Hastings Trail.

Where can I park to access the Fern Dell, Turtleville, and Hastings Trails Loop?

Parking is available within Mirror Lake State Park. The trails are accessible from various points within the park. Check the park's official website or signage upon arrival for the most convenient parking areas for bike trail access.

Are there any permits or fees required to use these trails?

While a state trail pass is not required to use the bike trails within Mirror Lake State Park, a Wisconsin State Park vehicle admission sticker is typically required for entry into the park itself. You can find more information on fees and passes on the official Wisconsin DNR website.

Is the Fern Dell, Turtleville, and Hastings Trails Loop dog-friendly?

Yes, dogs are generally allowed on the trails within Mirror Lake State Park. However, they must be kept on a leash at all times, and owners are responsible for cleaning up after their pets. Always check park regulations for any specific restrictions.

What is the best time of year to mountain bike this route?

Biking on these trails is typically permitted from May 1st to October 31st. Spring and fall are particularly good times to visit, as you can enjoy comfortable temperatures and potentially observe migrating birds. Summer offers lush scenery but can be warmer.

What kind of wildlife or natural features can I expect to see?

The park is known for its impressive sandstone cliffs, which are particularly striking when viewed from Mirror Lake itself (though not directly on the bike trails). The area is also a good spot for observing migrating birds, especially during spring and fall. You'll ride through diverse habitats including oak and pine stands, prairies, and mowed grass areas.

Does this route intersect with other trails?

Yes, this loop combines sections of several trails. Besides the main Fern Dell, Turtleville Trail, and Hastings Trail, the route also passes through sections of the Pinecone Pass, Wild Rice Trail, Pioneer Trail, and Northwest Trail.

What should I bring for mountain biking this route?

Given the easy to moderate difficulty and varied terrain, it's advisable to bring a mountain bike or a hybrid bike suitable for sand and grass. Essential gear includes a helmet, water, basic repair kit, and appropriate clothing for the weather. Sunscreen and insect repellent are also recommended, especially during warmer months.

Are there any specific considerations for mountain biking in Mirror Lake State Park?

Yes, it's important to note that these are multi-use trails. Bicyclists are expected to use caution and yield to hikers. Also, while the trails are wide and user-friendly, some sandy sections, particularly on the Fern Dell Trail, might require a bit more effort or wider tires. Always check the park's official website for the latest trail conditions and regulations before your visit.

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Fern Dell, Turtleville, and Hastings Trails Loop

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