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Routes
Hiking trails & Routes
United States
Montana
Gallatin County

Rat Lake Trail

Easy

4.9

(4810)

15,036

hikers

Rat Lake Trail

00:20

1.12km

50m

Hiking

Hike the easy 0.7-mile Rat Lake Trail in Custer Gallatin National Forest to a picturesque lake, perfect for a quick outdoor escape.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Waypoints

A

Start point

Parking

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1

739 m

Rat Lake

Highlight • Lake

Rat Lake sits at just over 6,500 feet and can be linked with several hiking, running, or mtb routes in this area. Be sure to check on local fishing regulations if you're interested in angling in this popular spot.

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B

1.12 km

End point

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Way Types & Surfaces

Way Types

1.12 km

< 100 m

Surfaces

688 m

349 m

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Elevation

Elevation

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Weather

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Today

Monday 13 July

29°C

10°C

29 %

Additional weather tips

Max wind speed: 11.0 km/h

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Frequently Asked Questions

Where can I park to access the Rat Lake Trail?

The trailhead for the Rat Lake Trail is a popular and accessible starting point. You'll find parking available directly at the trailhead, which is located in the Gallatin National Forest near Gallatin Gateway, Montana.

Is this trail suitable for beginners or families?

Yes, the initial stretch of the trail to Rat Lake is generally considered easy, with only about 250 feet of elevation gain over 0.75 miles. This makes it manageable for hikers of all ages and fitness levels, including beginners and families.

Is the Rat Lake Trail dog-friendly?

While the provided information doesn't explicitly state dog-friendliness, trails within the Custer Gallatin National Forest typically allow dogs, often requiring them to be on a leash. It's always best to check the latest regulations with the forest service before heading out.

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

The trail offers scenic beauty throughout the warmer months. Spring brings lush greenery, while autumn provides vibrant foliage. Summer is also popular, but be prepared for more visitors. Winter conditions can make some sections challenging, so check local reports before a cold-weather hike.

Do I need any permits or pay an entrance fee for this trail?

The Rat Lake Trail is located within the Custer Gallatin National Forest. Generally, day hiking on trails in national forests does not require specific permits or entrance fees. However, if you plan to camp overnight or engage in other specific activities, different regulations may apply. Always check the official Custer Gallatin National Forest website for the most current information.

What is the terrain like on the trail?

The trail winds through dense forests with towering pine trees and lush undergrowth. You'll encounter scenic streams along the path. Sections often follow a closed road, ensuring well-maintained and easily passable ground. While largely easy, some parts involve moderate climbing.

What kind of wildlife might I see on the trail?

The area is known for its vibrant ecosystem, offering opportunities for wildlife viewing. Hikers might spot various bird species, and occasionally, elk and deer are sighted. Keep an eye out for signs of local fauna while enjoying the pristine environment.

What natural attractions or viewpoints can I expect to see?

The primary natural attraction is Rat Lake itself, a beautiful teardrop-shaped body of water. Along the way, you'll enjoy picturesque views of the surrounding mountains and valleys, as well as scenic streams winding through dense forests.

Can I extend my hike beyond Rat Lake?

Absolutely! The trailhead serves as a starting point for more extensive adventures. You can extend your hike to connect with the Garnet Mountain Trail or the Pioneer Lakes Trail for longer, more challenging treks, potentially leading to a mountaintop lookout or other mountain lakes.

Are there options for an overnight stay near the trail?

Yes, the Rat Lake Trail #416 offers a unique opportunity for an overnight stay in a US Forest cabin. This provides a rustic and immersive experience in the heart of the Custer Gallatin National Forest.

Is the Rat Lake Trail a loop or an out-and-back route?

The primary route to Rat Lake is typically an out-and-back. However, the trailhead offers connectivity to other trails, allowing for longer, more complex routes if you choose to extend your journey.

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