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Routes
Hiking trails & Routes
United States
California
Mono County
Mammoth Lakes

Heart Lake Trail

Easy

4.5

(9227)

19,685

hikers

Heart Lake Trail

00:38

1.89km

150m

Hiking

Embark on the Heart Lake Trail for an easy hiking experience through wooded scenery, offering views of the surrounding countryside. This route covers 1.2 miles (1.9 km) and gains 476 feet (145 metres) in elevation, making it a perfect short outing that takes about 37 minutes to complete. You will…

Last updated: April 23, 2026

Tips

Your route passes through protected areas

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Waypoints

A

Duck Pass Trailhead

Highlight • Trail

Duck Pass trail climbs the forested hillside behind Coldwater Campground and goes past Arrowhead, Skelton, and Barney lakes before going over Duck Pass. A side trail to Emerald Lake offers …

Tip by

1.87 km

Heart Lake

Lake

B

1.89 km

End point

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Way Types & Surfaces

Way Types

1.79 km

< 100 m

Surfaces

1.80 km

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Elevation

Elevation

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

Highest point (2,920 m)

Lowest point (2,780 m)

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Monday 18 May

6°C

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This route was planned by komoot.

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Frequently Asked Questions

How long does it take to hike this trail?

The Heart Lake Trail is approximately 1.1 miles one way, making it a 2-mile round trip. Most hikers complete the route in about 1 to 1.5 hours, depending on their pace and how long they spend enjoying the lake.

What is the terrain like on the Heart Lake Trail?

The trail features a gradual incline initially, crossing Mammoth Creek, and then steadily gains elevation through a wooded area. You'll encounter switchbacks leading to a shaded section before descending to Heart Lake. It's considered a moderate, family-oriented route.

Are there any notable landmarks or viewpoints along the route?

Yes, the trail offers stunning wooded scenery and incredible views of the surrounding countryside and distant mountain peaks. Heart Lake itself is a beautiful sight, noted for its somewhat heart-shaped appearance from above. The trailhead is also conveniently located near the historic Mammoth Consolidated Gold Mine, which makes for a worthwhile side trip.

Does the trail intersect other well-known paths?

Yes, the route also passes through sections of the Duck Pass Trail and the Emerald Lake Trail.

Is the Heart Lake Trail dog-friendly?

Generally, dogs are permitted on trails within the Inyo National Forest, but they must be kept on a leash. Always check the latest regulations for the specific area before heading out.

What is the best time of year to visit Heart Lake Trail?

The trail is typically best enjoyed from late spring through fall. Summer offers pleasant conditions, but be prepared for mosquitoes, especially near the lake. Early fall can provide beautiful foliage and fewer crowds.

Do I need a permit or pay an entrance fee for this trail?

The Heart Lake Trail is located within the Inyo National Forest. While there isn't typically a specific permit required for day hiking this particular trail, some areas within the National Forest may require wilderness permits for overnight stays or have fees for certain amenities. It's always best to check the official Inyo National Forest website for the most current information on permits and fees.

Where is the trailhead and is parking available?

The trailhead for Heart Lake Trail is conveniently located near the historic Mammoth Consolidated Gold Mine. Parking is usually available at or near this location, but it can fill up during peak season, so arriving early is recommended.

What kind of wildlife can I expect to see?

The wooded scenery along the trail provides opportunities for wildlife viewing. Common sightings might include various bird species, squirrels, and other small mammals. As with any natural area, always observe wildlife from a respectful distance.

Is the trail suitable for families with children?

Yes, this is considered a moderate, family-oriented route. The 2-mile round trip length and gradual inclines make it suitable for children who are accustomed to hiking. Remember to bring water and snacks for everyone.

What should I bring for a hike on this trail?

For this moderate hike, we recommend bringing plenty of water, snacks, appropriate hiking shoes, sun protection (hat, sunscreen), and insect repellent, especially during warmer months. A camera is also a good idea to capture the scenic views.

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