4.5
(1222)
16,066
hikers
06:08
24.3km
40m
Hiking
Hike the difficult 15.1-mile Oak Openings Hiking Trail loop through rare savannas, wetlands, and sand dunes in Oak Openings Preserve Metropa
Last updated: February 26, 2026
Waypoints
Start point
Parking
Get Directions
6 m
Highlight • Trail
Tip by
7.99 km
Highlight • Lake
Tip by
21.5 km
Highlight (Segment) • Trail
Tip by
24.3 km
End point
Parking
Way Types & Surfaces
Way Types
16.4 km
6.12 km
753 m
705 m
257 m
< 100 m
Surfaces
21.7 km
1.66 km
634 m
355 m
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Elevation
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Weather
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Today
Tuesday 26 May
27°C
11°C
0 %
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Max wind speed: 1.0 km/h
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This route was planned by komoot.
This extensive loop is approximately 15.3 miles (24.3 km) long. While the average hiker might complete it in about 6 hours, many choose to split the journey over two days due to its length. The trail is generally flat, but its primitive nature can make for slower going.
The trail is considered difficult primarily due to its length. The terrain is largely flat, with the highest 'hills' being only about 25 feet tall and not steep. However, it's a primitive trail, so expect potential challenges like downed trees and muddy or wet conditions, especially in low-lying areas, throughout much of the year.
The route showcases the globally rare ecosystems of Oak Openings Preserve Metropark. You'll traverse oak savannas, wetlands, meadows, prairies, and stands of pine and spruce. A notable feature is the presence of inland sand dunes, remnants of ancient glacial Lake Warren. You'll also pass by Oak Openings Metropark Trailhead, Evergreen Lake, and sections of the Oak Openings Hiking Trail.
The primary access point is the Oak Openings Metropark Trailhead. There are multiple parking areas within Oak Openings Preserve Metropark that provide access to various sections of the loop.
Yes, dogs are generally allowed on trails within Oak Openings Preserve Metropark. However, they must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all visitors.
The trail offers unique experiences year-round. Spring brings wildflowers and active bird migration, making it a 'birdwatcher's paradise.' Fall offers beautiful foliage. Be prepared for potentially wet and muddy conditions in low-lying areas during wetter seasons.
No, there are typically no entrance fees or permits required for day use of Oak Openings Preserve Metropark. However, if you plan to camp overnight, fees and advance registration are required for the campgrounds.
Yes, for those undertaking the entire loop, camping options are available at the Springbrook or White Oak areas. Potable water can be found at White Oak Campground and the Treehouse Village. Fees and advance registration are required for overnight stays.
Yes, the route incorporates sections of several other trails. Notably, it follows portions of the North Country National Scenic Trail (OH), the Wabash Cannonball Trail, and various segments of the Oak Openings Hiking Trail itself, among others like the Hognose Trail and Evergreen Lake Trail.
Portions of the trail intersect with mountain bike trails. It's advisable to keep an eye out for cyclists and share the path courteously. The trail is also historically known as the 'Scout Trail' due to its popularity with local Boy Scouts.
The preserve is renowned for its diverse ecosystems, including rare oak savannas, wetlands, meadows, and prairies. It's a significant stop for seasonal bird migration, offering opportunities to spot numerous unique species throughout the year. You might also encounter various other local wildlife.