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Running trails & routes
United States
Idaho
Ada County
Eagle

Eagle Island Loop Trail

Easy

4.9

(7376)

19,593

runners

Eagle Island Loop Trail

00:35

4.92km

0m

Running

Jog the easy 3.1-mile Eagle Island Loop Trail in Eagle Island State Park, enjoying river views and diverse terrain.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

1.89 km

Eagle Island State Park

Highlight • Natural

Eagle Island State Park is a 545-acre park west of Boise. The park is popular for running, hiking and swimming. There are also picnic areas, a playground and restrooms.

Tip by

2

3.44 km

Old Dam

Highlight • Structure

The old dam across the river makes for an interesting stop, but the water can be deceptive so take caution. There are some dead end trails in the area so keep your maps handy.

Tip by

B

4.92 km

End point

Parking

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Way Types & Surfaces

Way Types

3.56 km

1.25 km

< 100 m

Surfaces

3.67 km

1.00 km

< 100 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.

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Weather

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Today

Thursday 7 May

27°C

12°C

0 %

Additional weather tips

Max wind speed: 17.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the terrain like for jogging on the Eagle Island Loop Trail?

The trail offers a varied jogging experience with a mix of surfaces. You'll encounter gravel trails, grassy sections, and dirt paths. There are also unique stretches along a beach. While generally flat, some areas might have uneven ground, and cross-country runners have noted a 'big hill' as a challenging feature. Depending on recent weather, dirt sections can be dusty.

How long does it typically take to jog the Eagle Island Loop Trail?

For jogging, the main loop is approximately 4.9 kilometers (about 3 miles) and typically takes around 35 minutes to complete, depending on your pace. There's also a shorter 1.4-mile option around the lake if you're looking for a quicker run.

Are dogs allowed on the trail?

Yes, dogs are generally welcome in Eagle Island State Park, which includes this trail. However, they must be kept on a leash at all times. Always remember to clean up after your pet to keep the park enjoyable for everyone.

What can I see along the route?

As you jog, you'll enjoy diverse scenery. The path often follows the Boise River, offering views of both its north and south channels. You'll also pass by a lake and wetlands, providing opportunities for bird watching and wildlife spotting. Keep an eye out for historical elements like the former prison dormitory and warden's house. Don't miss the Old Dam, a notable highlight along the way.

What is the best time of year to jog this trail?

The trail is enjoyable year-round, but spring and fall offer the most pleasant jogging conditions with milder temperatures and vibrant scenery. Summer can be hot and dusty, so early mornings or late evenings are best. Winter jogging is possible, but be prepared for potentially muddy or icy sections depending on snowmelt and recent weather.

Is there an entrance fee or permit required to access the park?

Yes, Eagle Island State Park requires a park entrance fee. You can purchase a daily pass or use an Idaho State Parks Passport. For the most current fee information and regulations, it's best to check the official Idaho Parks and Recreation website.

Where can I park to access the Eagle Island Loop Trail?

Parking is available within Eagle Island State Park. There are designated parking areas that provide direct access to the trail system. Follow signs within the park for trail parking.

What kind of wildlife might I see while jogging?

The park is an important bird area, so you're likely to spot various bird species, especially near the wetlands and river channels. Keep an eye out for waterfowl, raptors, and songbirds. Other wildlife, such as deer, rabbits, and various small mammals, can also be seen, particularly during quieter times of the day.

Is the Eagle Island Loop Trail suitable for beginner joggers?

Yes, the trail is rated as 'easy' and is suitable for beginner joggers. While it has varied surfaces and a notable hill, its relatively flat profile and manageable distance make it a great option for those starting out or looking for a relaxed run. There's also a shorter 1.4-mile loop around the lake if you prefer a less strenuous option.

Are there any facilities like restrooms or water available in the park?

Yes, as part of Eagle Island State Park, there are restrooms and water fountains available at various points within the park, particularly near the main activity areas and parking lots. It's always a good idea to carry your own water, especially on warmer days.

What other activities can I do at Eagle Island State Park besides jogging?

The 545-acre Eagle Island State Park offers a wide range of activities. Beyond jogging, you can enjoy swimming, disc golf, zip-lining, and equestrian trails. It's a great place for a full day of outdoor recreation.

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36

Boise River Greenbelt

00:54h

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