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Routes
Bike touring routes & trails
United States
Illinois
Mchenry County
Crystal Lake

Sterne's Fen Nature Preserve – Petersen Park Beach loop from Crystal Lake

Routes
Bike touring routes & trails
United States
Illinois
Mchenry County
Crystal Lake

Sterne's Fen Nature Preserve – Petersen Park Beach loop from Crystal Lake

Easy

4.6

(4825)

12,044

riders

Sterne's Fen Nature Preserve – Petersen Park Beach loop from Crystal Lake

01:53

31.4km

100m

Cycling

Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: March 18, 2026

Tips

Temporary access restrictions

Includes segments with temporary access restrictions.

After 6.36 km for 9.33 km

Open: • sunrise-sunset (otherwise closed)

After 16.1 km for 9.33 km

Open: • sunrise-sunset (otherwise closed)

Waypoints

A

Start point

Train Station

Get Directions

1

3.69 km

Sterne's Fen Nature Preserve

Highlight • Forest

Runners can wander woodsy trails or connect to the McHenry County Prairie Trail during outings in Sterne’s Fen Nature Preserve. Since gaining Illinois Nature Preserve status in 1994, the site’s …

Tip by

2

4.12 km

Sterne’s Fen Nature Preserve

Highlight • Forest

Enjoy cycling through the beautiful Sterne’s Fen Nature Preserve. This place became an Illinois Nature Preserve in 1994 and offers rugged tree lined paths for biking. It's a perfect spot for a ride not too far from Chicago!

Tip by

3

15.9 km

Petersen Park Beach

Highlight • Beach

Peterson Park Beach is set on McCullom Lake which is located at the northwest edge of McHenry. This is a very popular pay and go fishing and swimming spot. There …

Tip by

19.8 km

Cold Springs Park

Nature Reserve

5

28.6 km

The Prairie Trail

Highlight (Segment) • Trail

The Prairie Trail, spanning McHenry County, is a key component of the broader Grand Illinois Trail. Covering just over 26 miles, it starts at the Wisconsin border, weaving through northern …

Tip by

6

29.9 km

Veteran Acres Park

Highlight • Forest

Veteran Acres Park is a gem with its wooded areas and the lovely Wingate Prairie spanning about 30 acres. This vibrant space is home to beautiful flowers like asters, blazing …

Tip by

7

31.1 km

The Crystal Lake Brewing Company taproom is a popular stop for cyclists coming through Crystal Lake. Aside from good drinks, the taproom has a rotation of food trucks serviing food.

Tip by

B

31.4 km

End point

Train Station

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Way Types & Surfaces

Way Types

28.8 km

1.61 km

447 m

257 m

130 m

128 m

Surfaces

26.8 km

3.35 km

732 m

499 m

< 100 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 (280 m)

Lowest point (230 m)

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Weather

Powered by Foreca

Today

Friday 12 June

26°C

14°C

5 %

Additional weather tips

Max wind speed: 24.0 km/h

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Description

If you're looking for an easy, scenic ride near Crystal Lake, the Sterne's Fen Nature Preserve – Petersen Park Beach loop from Crystal Lake is a fantastic choice. This touring cycling route covers 19.5 miles (31.4 km) with a minimal 335 feet (102 metres) of elevation gain, making it an easy ride that most cyclists can complete in about 1 hour and 52 minutes. It's perfect for anyone seeking a relaxed outing through nature without a strenuous workout, offering accessible cycling trails in Crystal Lake, Illinois.

What to expect on Sterne's Fen Nature Preserve – Petersen Park Beach loop from Crystal Lake

Expect a journey through a beautiful retreat back to nature, primarily on paved surfaces that make for smooth touring cycling. The route winds through scenic woodlands and protected wilderness areas, offering picturesque views of lakes and conservation areas. While the main loop is mostly paved, you'll find some rugged timber trails within Sterne's Fen Nature Preserve itself, which are generally manageable even on a touring bike. This easy route is ideal for all skill levels, especially those who appreciate natural features in Crystal Lake, Illinois, and want a gentle ride.

Planning your visit

This loop is easily accessible, and Sterne's Woods & Fen offers amenities like a picnic shelter and restrooms for convenience. The route is suitable for various fitness levels and can be enjoyed throughout the cycling season. Given its ease and scenic beauty, it's a great option for a leisurely morning or afternoon ride.

Trail details

  • Distance: 19.5 miles (31.4 km)
  • Elevation gain: 335 feet (102 metres)
  • Difficulty: easy
  • Estimated time: 1 hours and 52 minutes

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