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Running trails & routes
United States
Iowa
Black Hawk County
Waterloo

Cedar River – Hartman Reserve Nature Center loop from Castle Bluff Park

Routes
Running trails & routes
United States
Iowa
Black Hawk County
Waterloo

Cedar River – Hartman Reserve Nature Center loop from Castle Bluff Park

Moderate

4.6

(4015)

6,643

runners

Cedar River – Hartman Reserve Nature Center loop from Castle Bluff Park

01:31

14.7km

50m

Running

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 26, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

George Wyth Memorial State Park

West George Wyth

Hartman Reserve Nature Center

Waypoints

A

Start point

Parking

Get Directions

1

5.71 km

Fisher Lake

Highlight • Lake

Fisher Lake is a natural water body with a bikeway to the south and a quiet road in the north. You may spot people fishing here for bluegill and largemouth bass.

Tip by

2

9.16 km

Cedar River

Highlight • River

The Cedar river is 338 miles long and passes through Austin, Minn and Charles City, Cedar Falls, Waterloo, and Cedar Rapids in Iowa. The river takes its name from the red cedar along its lower course.

Tip by

3

10.7 km

Hartman Reserve Nature Center

Highlight • Forest

Hartman Reserve is a gorgeous 340-acre wooded isle with trails and educational exhibits in the interpretive center. There are a host of trails that are open every day from sunrise to sunset.

Tip by

4

11.6 km

South Riverside Trail

Highlight • Trail

South Riverside Trail, a section of the Cedar Valley Trail System, is a paved 10-mile trail that follows the southern shore of the Cedar River from Cedar Falls to Waterloo.

Tip by

5

11.6 km

Hartman Reserve Nature Center

Highlight • Forest

Hartman Reserve Nature Center's goal is to provide environmental education, recreation, community engagement, and to preserve the natural area around the Cedar River and Bullfrog Bayou. Open every day from …

Tip by

B

14.7 km

End point

Parking

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Way Types & Surfaces

Way Types

13.8 km

807 m

104 m

Surfaces

13.2 km

1.15 km

174 m

104 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

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Today

Thursday 2 July

31°C

24°C

25 %

Additional weather tips

Max wind speed: 17.0 km/h

to get more detailed weather forecasts along your route

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Description

If you're looking for a jogging route that packs a punch of diverse scenery without demanding an all-day commitment, the Cedar River – Hartman Reserve Nature Center loop from Castle Bluff Park is a solid choice. This moderate 9.1-mile (14.7 km) route offers 164 feet (50 metres) of elevation gain, making it a rewarding 1 hour and 30 minute run for anyone wanting to explore the natural beauty of Black Hawk County.

What to expect on Cedar River – Hartman Reserve Nature Center loop from Castle Bluff Park

What makes this loop special is the constant change of scenery. Starting from Castle Bluff Park, you'll quickly connect to the Cedar River trails, offering pleasant riverside views. As you delve into the 340-acre Hartman Reserve Nature Center, the landscape transforms into a rich tapestry of wetlands, forest, and prairie. Expect to jog through mature oak and maple forests, particularly in the Hartman Bluff State Preserve section, with opportunities for birdwatching and spotting deer. The terrain varies from paved and crushed limestone paths to softer singletrack and doubletrack trails, providing a varied experience that's mostly flat to gently rolling, making it suitable for most joggers looking for a moderate challenge.

Planning your visit

Planning your visit is straightforward. You can start this loop from Castle Bluff Park, which offers convenient parking. The trails within Hartman Reserve Nature Center are well-maintained and easily accessible. Given the diverse habitats, consider visiting during different seasons to experience the changing flora and fauna, though spring and fall often offer the most comfortable jogging temperatures.

Trail details

  • Distance: 9.1 miles (14.7 km)
  • Elevation gain: 164 feet (50 metres)
  • Difficulty: moderate
  • Estimated time: 1 hours and 30 minutes

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