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Trinity County

Top 11 Lakes in Trinity County

Best lakes in Trinity County are found amidst the Trinity Alps Wilderness, a vast area known for its granite peaks and numerous alpine lakes. The region's geography includes large reservoirs like Trinity Lake, Lewiston Lake, and Ruth Lake, alongside smaller, secluded mountain lakes. These bodies of water offer diverse natural landscapes and recreational opportunities. Trinity County is characterized by its mountainous terrain and extensive forest cover.

Best lakes in Trinity County

  • The most popular lakes is Trinity Alps Wilderness, an other natural area that covers over half a million acres. It features 55 lakes, towering granite peaks, and wildflower-filled meadows.
  • Another must-see spot is Middle Deadfall Lake, a lake suitable for camping, fishing, or picnicking. It is an optimal destination to fish for trout, including brook, rainbow, and brown species.
  • Visitors also love Granite Lake, a lake and natural monument. It offers scenic views and is categorized as an intermediate highlight.
  • Trinity County is known for large reservoirs, tranquil fishing lakes, and numerous alpine lakes. These offer a variety of experiences, from water sports to serene wilderness exploration.
  • The lakes in Trinity County are appreciated by the komoot community, with 2 upvotes and 2 photos shared across 11 highlights.

Last updated: April 25, 2026

Middle Deadfall Lake

Highlight β€’ Lake

Whether camping, fishing, or just stopping for a picnic, Middle Deadfall Lake is a fine place to spend the day. The lake is large, and is an optimal destination to fish for trout, specifically brook, rainbow, and occasionally brown. Fly fishing is especially good here.

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Trinity Alps Wilderness

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Trinity Alps Wilderness covers over half a million acres and has 550 miles of trails, 55 lakes, towering granite peaks, and wildflower filled meadows, making it a true outdoor paradise.

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Granite Lake

Highlight β€’ Lake

Granite Lake sits in a basin formed by the tall shoulders of Gibson Peak, which rises up to 8400 feet. There is a wide, flat chunk of bedrock near the trail which makes for the perfect picnic spot on the water's edge.

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Seven Lakes Trail

Highlight β€’ Trail

Leave the PCT and follow the Seven Lakes Trail to pristine alpine lakes with Helen Lake as the closest from this location.

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Diamond Lake

Highlight β€’ Lake

This is the smallest of the alpine lakes on the Four Lakes Loop. From here you get views of the upper Stuart Fork Valley toward Morris Meadow.

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Ewing Reservoir Trail

Highlight (Segment) β€’ Trail

A single-track trail that winds through the oak woodlands contouring above the reservoir and exploring the swales and hollows of the area.
thewatershedcenter.com/ewing-trail

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Summit Lake

Highlight β€’ Lake

This is the largest of the four beautiful alpine lakes beneath Siligo Peak. The route to the summit picks up near where the trail from Summit Lake rejoins the Four Lakes Loop.

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View of Middle Boulder Lake

Highlight β€’ Viewpoint

The ridge will surprise you with great views over blue and turquoise lakes just below you. Take a moment, before you descent into the trees.

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View of Bluff Lake

Highlight β€’ Viewpoint

While you are hiking high above Bluff Lake, you might see some happy campers around the lake shore. Your view is definitely more scenic!

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View of Bull Lake

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Idyllic alpine panorama awaits you around Bull Lake. If you want to get closer, take the short side trail down to the shore.

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Popular around Trinity County

Bigfoot Trail β€” Exploring the remote Klamath Mountains

Hiking in Trinity County

Other adventures in Trinity County

Bigfoot Trail β€” Exploring the remote Klamath Mountains

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Tips from the Community

Zachary
June 27, 2025, Diamond Lake

This is the smallest of the alpine lakes on the Four Lakes Loop. From here you get views of the upper Stuart Fork Valley toward Morris Meadow.

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Zachary
June 27, 2025, Summit Lake

This is the largest of the four beautiful alpine lakes beneath Siligo Peak. The route to the summit picks up near where the trail from Summit Lake rejoins the Four Lakes Loop.

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Zachary
June 26, 2025, Granite Lake

Granite Lake sits in a basin formed by the tall shoulders of Gibson Peak, which rises up to 8400 feet. There is a wide, flat chunk of bedrock near the trail which makes for the perfect picnic spot on the water's edge.

0

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Trinity Alps Wilderness covers over half a million acres and has 550 miles of trails, 55 lakes, towering granite peaks, and wildflower filled meadows, making it a true outdoor paradise.

0

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Whether camping, fishing, or just stopping for a picnic, Middle Deadfall Lake is a fine place to spend the day. The lake is large, and is an optimal destination to fish for trout, specifically brook, rainbow, and occasionally brown. Fly fishing is especially good here.

0

0

A single-track trail that winds through the oak woodlands contouring above the reservoir and exploring the swales and hollows of the area. https://www.thewatershedcenter.com/ewing-trail

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The ridge will surprise you with great views over blue and turquoise lakes just below you. Take a moment, before you descent into the trees.

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Leave the PCT and follow the Seven Lakes Trail to pristine alpine lakes with Helen Lake as the closest from this location.

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Frequently Asked Questions

What are the best lakes in Trinity County for water sports?

Trinity Lake is ideal for various water sports, including houseboating, waterskiing, and jet skiing, thanks to its extensive shoreline and numerous inlets. Ruth Lake also offers diverse water activities like boating, waterskiing, and swimming.

Which lakes in Trinity County are best for fishing?

Trinity Lake is renowned for smallmouth and largemouth bass, trout, steelhead, and Kokanee salmon. Lewiston Lake is a blue-ribbon fly-fishing destination, particularly for rainbow, brown, and brook trout. Ruth Lake is popular for bass, crappie, and rainbow trout, while Middle Deadfall Lake is an optimal spot for brook, rainbow, and brown trout.

Are there family-friendly lakes in Trinity County?

Yes, several lakes are great for families. Middle Deadfall Lake is suitable for camping, fishing, or picnicking. Within the Trinity Alps Wilderness, Boulder Lakes, Lake Eleanor, Shimmy Lake, and Hidden Lake are also considered ideal for families due to their easy-to-moderate hikes and amenities.

What kind of hiking trails can I find near Trinity County lakes?

Trinity County offers a variety of hiking trails near its lakes. You can explore routes like the difficult Canyon Creek Lakes Trail or the moderate Granite Lake via Swift Creek Trail, both in the Trinity Alps Wilderness. Other options include the moderate Seven Lakes from Gumboot Trailhead and the easy Ewing Reservoir trail. For more details on hiking, visit the Hiking in Trinity County guide.

Which lakes are best for kayaking or canoeing in Trinity County?

Lewiston Lake is excellent for canoeing, kayaking, and float tubing due to its tranquil, river-like character and a strict 10 mph speed limit for motorized boats. Ruth Lake also allows kayaking and other paddle sports.

What natural features define the lakes in Trinity County?

The lakes are set against diverse natural backdrops. Trinity Lake is surrounded by the majestic Trinity Alps, offering breathtaking alpine scenery. Lewiston Lake is nestled in a canyon between the Trinity and Marble Mountains. The Trinity Alps Wilderness itself features towering granite peaks, wildflower-filled meadows, and numerous alpine lakes like Granite Lake and Diamond Lake.

What is the best time to visit Trinity County lakes?

The climate in Trinity County offers warm summers, which are ideal for enjoying water sports and hiking around the lakes. While winters are cool, many recreational activities are best enjoyed during the warmer months when lake levels are typically higher and trails are more accessible.

Are there camping opportunities around Trinity County lakes?

Yes, camping is widely available. Trinity Lake offers numerous campgrounds and resorts like Pinewood Cove Campground & Resort. Lewiston Lake has developed campgrounds, and Ruth Lake features over half a dozen campgrounds and day-use picnic areas, most with beach access. Many alpine lakes in the Trinity Alps Wilderness, such as Boulder Lakes, also provide ample campsites.

What makes Lewiston Lake unique compared to other lakes in the region?

Lewiston Lake stands out for its serene atmosphere, enforced by a 10 mph speed limit for motorized boats, making it perfect for quiet activities like canoeing and fly fishing. It's also a renowned 'blue-ribbon fly-fishing lake' known for trophy-sized trout and plays a crucial role in supporting salmon and steelhead spawning downstream.

Can I find accessible facilities at Trinity County lakes?

Lewiston Lake offers accessible fishing piers, making it a good option for visitors seeking accessible facilities. It's always recommended to check specific campground or marina details for further accessibility information.

What kind of wildlife can be spotted around Trinity County lakes?

The diverse ecosystems around Trinity County lakes support various wildlife. While specific species are not detailed, the region's extensive forests and wilderness areas, including the Shasta-Trinity National Forest, are home to numerous bird species, deer, and other forest animals. Lewiston Lake also supports salmon and steelhead spawning, indicating a healthy aquatic ecosystem.

Are there any community events held at the lakes?

Ruth Lake is known for hosting various local events, including fishing tournaments, the annual Ruth Lake Summer Festival, and the Ruth Rodeo, providing a vibrant community atmosphere alongside recreational opportunities.

What are some notable viewpoints around Trinity County lakes?

The Trinity Alps Wilderness offers many scenic viewpoints. For instance, you can find great views over blue and turquoise lakes from the ridge near Middle Boulder Lake. Additionally, View of Bluff Lake and View of Bull Lake provide idyllic alpine panoramas.

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