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Mchenry County

Top 5 Lakes in McHenry County

Best lakes in McHenry County, Illinois, offer diverse recreational opportunities across a landscape characterized by interconnected waterways and natural areas. This region features a variety of lakes, from expansive chains to smaller, more secluded bodies of water. Visitors can find numerous options for water sports, fishing, hiking, and enjoying lakeside environments. The area provides a blend of natural beauty and accessible outdoor activities for all interests.

Best lakes in McHenry County

  • The most popular lakes is Lone Tree at Moraine Hills State Park, a natural monument that features paved, dirt, and rocky trails passing by lakes and next to a river. The park offers multiple parking areas, trailheads, restrooms, and picnic spots.
  • Another must-see spot is Sterne's Fen Nature Preserve, a forest with rugged timber trails. Visitors can wander woodsy trails or connect to the McHenry County Prairie Trail for hiking and biking.
  • Visitors also love North Branch Conservation Area, a 521-acre preservation area. This site contains a 125-acre wetland complex and a 1.5-mile section of the North Branch of Nippersink Creek, making it an excellent place to view grassland birds and diverse ecosystems.
  • McHenry County is known for its natural lakes, man-made recreational lakes, and conservation area lakes. The region offers a variety of water bodies to explore, from large interconnected systems to smaller, tranquil fishing spots.
  • The lakes in McHenry County are appreciated by the komoot community, with 9 upvotes and 4 photos shared by visitors.

Last updated: April 28, 2026

Lone Tree at Moraine Hills State Park

Highlight • Natural Monument

Moraine Hills State Park is made up of a collection of paved, dirt, and rocky trails passing by lakes and next to a river. With a few different parking areas, trailheads, restrooms, and picnic areas, the park can be explored from different starting points and passes through a bunch of different types of natural environments.

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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 rugged timber trails have offered hiking, biking and even fall wagon rides amid protected wilderness barely beyond the city limits.

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North Branch Conservation Area

Highlight • Natural

Neatly tucked away in the far northeastern corner of McHenry County is this gem of a 521 acre preservation area. It is a conservation area that has biologically rich ecosystems such as the 125-acre wetland complex, the rather large 282-acre Genoa City Wetlands and the 'Barrens,' which is a Bur oak dominated savanna. It also has the 1.5 mile section of the North Branch of Nippersink Creek. With all these diverse ecosystems it is no surprise that the site is teeming with wildlife and an excellent place to view grassland birds.

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Three Oaks Recreation Area

Highlight • Lake

This area was once an abandoned quarry. In the late 90s, Crystal Lake city began transforming it into a natural area. The revived habitats are now home to an array of wildlife. Today, you can rent row, sail and paddle boats, canoes and kayaks to get out on the water. Scubadiving is available too!

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Popular around Mchenry County

The Fox River Trail – A Journey Through Illinois History and Wildlife

Hiking in McHenry County

MTB Trails in McHenry County

Running Trails in McHenry County

Road Cycling Routes in McHenry County

Cycling in McHenry County

Gravel biking in McHenry County

Other adventures in McHenry County

The Fox River Trail – A Journey Through Illinois History and Wildlife

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oliviakellis
January 24, 2024, Sterne's Fen Nature Preserve

Hikers 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 rugged timber trails have offered hiking, biking and even fall wagon rides amid protected wilderness barely beyond the city limits.

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Moraine Hills State Park is made up of a collection of paved, dirt, and rocky trails passing by lakes and next to a river. With a few different parking areas, trailheads, restrooms, and picnic areas, the park can be explored from different starting points and passes through a bunch of different types of natural environments.

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The McHenry County Prairie Trail (MCPT) goes through and skirts around Sterne's Fen Nature Reserve. It is a beautiful retreat back to nature with good walking and mountain biking trails. You can still manage the ride through on your touring bike and it is a lovely and beautiful forest area.

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Neatly tucked away in the far northeastern corner of McHenry County is this gem of a 521 acre preservation area. It is a conservation area that has biologically rich ecosystems such as the 125-acre wetland complex, the rather large 282-acre Genoa City Wetlands and the 'Barrens,' which is a Bur oak dominated savanna. It also has the 1.5 mile section of the North Branch of Nippersink Creek. With all these diverse ecosystems it is no surprise that the site is teeming with wildlife and an excellent place to view grassland birds.

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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 rugged timber trails have offered hiking, biking and even fall wagon rides amid protected wilderness barely beyond the city limits.

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Moraine Hills State Park is made up of a collection of paved, dirt, and rocky trails passing by lakes and next to a river. With a few different parking areas, trailheads, restrooms, and picnic areas, the park can be explored from different starting points and passes through a bunch of different types of natural environments.

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This area was once an abandoned quarry. In the late 90s, Crystal Lake city began transforming it into a natural area. The revived habitats are now home to an array of wildlife. Today, you can rent row, sail and paddle boats, canoes and kayaks to get out on the water. Scubadiving is available too!

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Frequently Asked Questions

Which lakes in McHenry County offer public access for recreation?

Many lakes in McHenry County provide public access. The Fox Chain O'Lakes, for instance, is a vast system with numerous public access points, marinas, and parks. Crystal Lake has two public beaches managed by the Crystal Lake Park District, and its Three Oaks Recreation Area offers extensive public facilities. Woods Creek Lake in Lake in the Hills also features two public swimming areas, Indian Trail Beach and Butch Hagele Beach. Lake Atwood at The Hollows Conservation Area is another excellent option with public access for fishing and paddling.

Where can I rent kayaks or other boats in McHenry County?

Boat and kayak rentals are readily available at several locations. The Fox Chain O'Lakes has full-service marinas offering various rentals. At Crystal Lake's Three Oaks Recreation Area, you can rent paddle boats, canoes, and kayaks. These spots provide great opportunities to get out on the water.

What are the best family-friendly lakes for swimming in McHenry County?

For family-friendly swimming, Crystal Lake is a top choice, with its Main Beach offering sandy shores, boat rentals, and a snack bar. The Three Oaks Recreation Area at Crystal Lake also has sandy beaches and a spray park. Woods Creek Lake in Lake in the Hills is popular for families, particularly Indian Trail Beach, which features a large sandy area and a roped swimming section.

Are there accessible fishing piers at McHenry County lakes?

Yes, efforts have been made to improve accessibility. Lake Atwood at The Hollows Conservation Area recently added an ADA-accessible kayak launch and fishing pier, making it easier for everyone to enjoy fishing.

When is the best time to visit the lakes in McHenry County?

The lakes in McHenry County offer activities year-round. Summer is ideal for swimming, boating, and water sports, with many lakes hosting events. Fall brings beautiful foliage for hiking. In winter, lakes like Crystal Lake, Wonder Lake, and Lake Atwood become popular for ice fishing and ice skating, offering a picturesque winter experience.

Can I go ice fishing on McHenry County lakes?

Yes, ice fishing is a popular winter activity on several McHenry County lakes. Crystal Lake, Wonder Lake, and Lake Atwood are known spots for ice fishing when conditions allow. Always check local ice safety conditions before venturing out.

What outdoor activities can I do near these lakes?

Beyond water activities, McHenry County offers diverse outdoor options. You can find numerous cycling routes, such as those detailed in the Cycling in McHenry County guide, including routes around Moraine Hills State Park and the Fox River. Mountain biking enthusiasts can explore trails listed in the MTB Trails in McHenry County guide. Hiking is also popular, with trails at places like Lone Tree at Moraine Hills State Park and Sterne's Fen Nature Preserve.

Are there hiking trails near McHenry County lakes?

Absolutely. Lone Tree at Moraine Hills State Park offers a collection of paved, dirt, and rocky trails passing by lakes and a river. Sterne's Fen Nature Preserve features rugged timber trails that connect to the McHenry County Prairie Trail. Additionally, Lake Atwood at The Hollows Conservation Area has over four miles of nature trails, including a one-mile path encircling the lake.

What natural features can I see around McHenry County lakes?

McHenry County's lakes are surrounded by rich natural environments. The Fox Chain O'Lakes system includes natural lakes and the Fox River, with Chain O'Lakes State Park offering diverse ecosystems. North Branch Conservation Area is a 521-acre preservation area with a 125-acre wetland complex and a section of Nippersink Creek, known for grassland birds and diverse ecosystems. Wonder Lake features small islands that serve as nesting areas for birds.

Which lake is best for paddleboarding in McHenry County?

While many lakes are suitable, Wonder Lake is ideal for various water sports, including paddleboarding, given its 830 acres of water. The calmer sections of the Fox Chain O'Lakes also offer excellent paddleboarding opportunities, especially in areas away from heavy boat traffic.

Are there quiet lakes or hidden gems in McHenry County for a more peaceful experience?

For a more tranquil experience, Lake Atwood at The Hollows Conservation Area is a great choice. It's a 22-acre lake within a conservation area, offering a peaceful setting for fishing and paddling with electric motors only. The smaller, less trafficked areas within the vast Fox Chain O'Lakes, particularly the five additional lakes connected by smaller canals, can also provide a quieter escape.

What do visitors enjoy most about the lakes in McHenry County?

Visitors appreciate the diverse recreational opportunities, from world-class fishing and boating on the Fox Chain O'Lakes to swimming and family activities at Crystal Lake. The extensive trail systems, such as those at Moraine Hills State Park, are also highly valued for hiking and cycling. The blend of natural beauty and accessible outdoor activities makes the region appealing to a wide range of visitors.

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Find the best lakes in McHenry County per region:

CaryHoliday HillsLakemoorFox River GrovePrairie GroveIsland LakeBurtons BridgeOakwood Hills

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Still not found your perfect lake in McHenry County? Check out the guides of these regions to see even more beautiful places.

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