5.0
(2)
173
riders
22
rides
Mountain biking around Four Square Mile provides a unique blend of natural features and recreational design within an urbanized area. The landscape is characterized by timbered areas and gentle grades, with green infrastructure practices nurturing native grasses and trees. The area's proximity to a flood plain also contributes to its distinct ecological character, offering varied terrain for mountain bikers.
Last updated: April 30, 2026
6.34km
00:21
20m
20m
This easy 3.9-mile mountain biking trail in Cherry Creek State Park offers sandy terrain and views of Cherry Creek Reservoir.
23
riders
36.3km
02:25
150m
150m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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5.0
(1)
22
riders
4.89km
00:25
30m
30m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
11
riders
58.8km
03:43
350m
350m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
7
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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Bear Creek Lake is a 40-acre artificial reservoir with plenty of outdoor options. You’ll find a boat launch, fishing pier, swimming beach, and rental boats during the warmer months. Located within Bear Creek Lake Park, the area is also known for its wildlife, with chances to spot deer, foxes, and plenty of birds.
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This is a nice overlook near Mt. Carbon, with expansive views of the Denver skyline, Bear Lake Park, and Mount Falcon Park in the background. Bear Creek Trail ends here, making it a great spot to pause, sit for a bit, and enjoy the views.
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This is a strategic point along the High Line Canal Trail with a view over Sumac Hill Farm. You can see the Big Dry Creek basin, the surrounding vegetation, and some of the birdlife that lives here.
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Grant-Frontier Park sits right on the South Platte River and is the site of the old Montana City, built in the 1850s. Today, visitors can find paved trails, playgrounds, restrooms, and benches.
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The South Platte River is one of the two main tributaries of the Platte River. The river starts in South Park and ends when it joins the North Platte River south of Ogallala, Nebraska.
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Bear Creek Lake Park spans 2,624 acres and is a great spot for hiking, biking, and horseback riding, as well as swimming, fishing, and boating year-round recreation. Open from April 1 to October 31, the campground is one of the closest full-service options near Denver. Visitors can also enjoy picnic shelters, paved and unpaved trails, an archery range, and scenic reservoirs.
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Explore the beauty of the Marjorie Perry Nature Preserve, with soft-surface trails winding through diverse habitats like grasslands, wetlands, and wooded areas. The preserve has views of the Rocky Mountains and opportunities for birdwatching and other wildlife viewing. To protect the ecosystem, visitors must stay on designated trails.
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This 59-acre preserve located along the High Line Canal is a great place for bird and wildlife watching and a scenic setting to run in.
0
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The area offers a diverse range of mountain biking experiences, from easy to difficult. You'll find nearly four miles of specialized singletrack flow trails designed for a 'roller coaster experience' with features like banked turns and jumps. The landscape includes timbered areas and gentle grades, providing varied terrain.
Yes, there are several easy trails perfect for beginners and families. For instance, the Smoky Hill Trail is an easy 3.9-mile (6.3 km) route, offering a straightforward ride through the local landscape. Another option is the Village Greens South Park Pond loop from Greenwood Village, a 3.0-mile (4.9 km) easy trail through parkland.
Absolutely. For a longer adventure with varied terrain, consider the Blackmer Lake – Sumac Hill Farm viewpoint loop from Yale, a moderate 22.5-mile (36.3 km) path. Another moderate option is the Blackmer Lake – Mineral Avenue Trail loop from Yale, which spans 41 miles (66 km).
The trails around Four Square Mile generally feature gentle grades. For example, the easy Smoky Hill Trail has an elevation gain of about 23 meters. Longer, moderate routes like the Blackmer Lake – Sumac Hill Farm viewpoint loop from Yale involve around 152 meters of ascent, providing a good workout without extreme climbs.
The park is known for its timbered areas and green infrastructure, nurturing native grasses and trees. While riding, you might encounter areas like the Marjorie Perry Nature Preserve or Bluff Lake Park. The trails also integrate with broader recreational networks, including the Gay Lea Wilson Trail and paved paths around Copper Creek Lake Park.
Yes, the park is suitable for winter fat biking, extending its usability for enthusiasts even during colder months. Always check local conditions before heading out.
The area is highly rated by the komoot community, with an average score of 5.0 stars. Reviewers often praise the unique blend of natural features and recreational design, particularly the engaging singletrack flow trails that offer a 'roller coaster experience'.
Fourmile Mountain Bike Park is located in an urbanized area of east Des Moines and Pleasant Hill. While specific parking lots for the bike park are available, visitors can also access the area via its connection to the Central Iowa Trails System. For detailed parking information, it's best to consult the official Polk County Conservation website: Polk County Iowa Conservation.
The regional research indicates that the park's soft surface trail system is ideal for various activities. While many parks in Iowa are dog-friendly, specific regulations for Fourmile Mountain Bike Park regarding dogs on mountain bike trails can vary. It is recommended to check the official Polk County Conservation website for the most current pet policies.
Yes, many of the routes are designed as loops. For example, the Blackmer Lake – Sumac Hill Farm viewpoint loop from Yale and the Village Greens South Park Pond loop from Greenwood Village are popular circular routes.
The park offers year-round opportunities, including winter fat biking. However, for typical mountain biking, spring through fall generally provides the most favorable conditions. The park's design, with green infrastructure and efforts to remove invasive species, enhances its natural appeal throughout these seasons.
Given its location within an urbanized area of east Des Moines and Pleasant Hill, there are likely various dining options available nearby. While specific cafes directly adjacent to the trails are not detailed, the proximity to these cities means you'll find amenities within a short distance.


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