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Mono County

Big McGee Lake

Moderate

6

hikers

Big McGee Lake

03:38

11.1km

810m

Hiking

Hike to Big McGee Lake, a moderate 6.9-mile trail in Inyo National Forest with 2671 feet of elevation gain and stunning alpine views.

Last updated: February 26, 2026

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1

11.1 km

Big McGee Lake

Highlight • Lake

Big McGee Lake is a fascinating lake in Inyo National Forest. From the lake you can see Red and White Mountain with different colors and rock formations contrasting with the …

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11.1 km

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Way Types & Surfaces

Way Types

11.0 km

144 m

Surfaces

10.9 km

134 m

122 m

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Elevation

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Monday 1 June

22°C

3°C

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Frequently Asked Questions

Where is the trailhead for Big McGee Lake and what are the parking options?

The trailhead for the Big McGee Lake hike is located in the McGee Creek Valley, within the Inyo National Forest. Parking is typically available at the McGee Creek Trailhead. It's advisable to arrive early, especially during peak season, as parking can fill up quickly.

Do I need a permit or pay an entrance fee for the Big McGee Lake trail?

The Big McGee Lake trail is located within the Inyo National Forest and the John Muir Wilderness. While there isn't typically an entrance fee for the forest itself, wilderness permits are required for overnight stays. Day hikers generally do not need a permit, but it's always best to check the latest regulations with the Inyo National Forest service before your trip, as rules can change.

Is the Big McGee Lake trail dog-friendly?

Yes, dogs are generally allowed on the Big McGee Lake trail. However, they must be kept on a leash to protect wildlife and ensure a pleasant experience for all hikers. Please remember to pack out all pet waste.

What is the best time of year to hike to Big McGee Lake?

The best time to hike to Big McGee Lake is typically between July and October. During this period, snow has usually melted from the higher elevations, and the weather is generally more favorable. Early summer can still see snow in higher sections and challenging creek crossings due to high water.

How long does it typically take to hike to Big McGee Lake?

The round trip to Big McGee Lake is a strenuous hike. It can take an estimated 6.5 to 9.5 hours to complete, depending on your pace, breaks, and trail conditions. Plan for a full day on the trail.

Is the Big McGee Lake trail suitable for beginners?

No, the Big McGee Lake trail is widely categorized as 'Difficult' or 'Strenuous'. With a substantial distance and significant elevation gain, it is not recommended for beginners. Hikers should have a good level of fitness and experience with challenging mountain trails.

What is the terrain like on the way to Big McGee Lake?

The terrain varies significantly. It starts with easy to moderate grades through forested and rocky slopes. As you ascend, you'll encounter lush meadows, granite rock, and more intense inclines with switchbacks in the final miles. Expect multiple stream and creek crossings, which can be challenging, especially in early summer or during high water periods. Snow can also persist in higher sections.

What kind of scenery and natural features can I expect?

The scenery is consistently stunning. You'll enjoy panoramic views of the McGee Creek Valley, colorful metamorphic rock formations, and towering peaks like Mt. Aggie, Mt. Morrison, and Red and White Mountain. Wildflowers are abundant in lower sections, and the path meanders through groves of black cottonwood, water birch, and quaking aspen. You'll also pass Horsetail Falls and several smaller, unnamed lakes before reaching the pristine alpine waters of Big McGee Lake itself.

What should I be aware of regarding conditions or challenges on the trail?

Be prepared for potential challenges. Creek crossings can be difficult, especially during high water. Snow can linger in higher elevations even into early summer. Additionally, prolific mosquitoes can be an issue in springtime, so bring bug repellent and wear protective clothing. Always check weather forecasts and trail conditions before heading out.

Does the trail intersect other well-known paths?

Yes, the route to Big McGee Lake primarily follows the McGee Pass Trail. It also passes through sections of the McGee Pack Station Trail and the Baldwin Canyon Trail.

What should I pack for the Big McGee Lake hike?

Given the trail's difficulty and length, pack essentials like plenty of water, high-energy snacks, layers of clothing (weather can change rapidly), sun protection (hat, sunscreen), a first-aid kit, a map and compass or GPS device, and sturdy hiking boots. Don't forget bug repellent, especially if hiking in spring or early summer.

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