Updated September 30, 2026

Hot Springs Near Sun Valley, Idaho - 17 Within 50 Miles

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Hot springs near Sun Valley include 17 within 50 miles along the Wood River Valley and Sawtooth corridor. Twelve are free backcountry pools on public land.

Outdoor developed hot spring pool in a forest valley setting at baumgartner hot springs in idaho

Closest Hot Spring

Frenchman's Bend Hot Springs, Idaho

10 miles from Sun Valley

Hottest Hot Spring

Worswick Hot Springs, Idaho

140 °F

Closest Free Hot Spring

Frenchman's Bend Hot Springs, Idaho

10 miles from Sun Valley

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Hot Springs Near Sun Valley, Idaho

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Seventeen hot springs sit within 50 miles of Sun Valley, with the closest along Warm Springs Road west of Ketchum. Frenchman's Bend, about 10 miles out, is a free pool with 124-degree source water. Easley Hot Springs, roughly 12 miles from town, is a developed facility with a pool and campground. Russian John and Big Smokey add free backcountry soaking within 20 miles. In the Smoky Mountains, Worswick Hot Springs has pools from 90 to 140 degrees across a hillside, the hottest in the radius, roughly 25 miles on a seasonal dirt road. North toward Stanley and the Sawtooth Valley, Idaho Rocky Mountain Ranch at 40 miles has a lodge pool. Sunbeam Hot Springs on the Salmon River is about 45 miles north, a free roadside pool. Boat Box and Basin Creek add free backcountry soaking near the Middle Fork.

Closest Hot Springs to Sun Valley, Idaho

rock-walled hot spring pools along Warm Springs Creek at frenchman's bend hot springs in idaho

Frequently Asked Questions

What is the closest hot spring to Sun Valley?

Frenchman's Bend Hot Springs is about 10 miles west of Ketchum on Warm Springs Road, roughly 15 minutes by car. The free pool sits along a creek with 124-degree source water. Easley Hot Springs, about 12 miles from town, is the closest developed option with a pool, campground, and changing facilities.

Are there free hot springs near Sun Valley?

Twelve of the 17 hot springs within 50 miles of Sun Valley are free on public land. Frenchman's Bend, Russian John, and Big Smokey are on or near Warm Springs Road within 20 miles. Skillern and Worswick are in the Smoky Mountains roughly 25 miles out. Sunbeam, Cove Creek, and Boat Box are near Stanley.

How far is Sun Valley from the Sawtooth Valley hot springs?

The Sawtooth Valley hot springs near Stanley are about 40 to 50 miles north of Sun Valley via ID-75 over Galena Summit, roughly one hour by car. Idaho Rocky Mountain Ranch has a lodge pool at 40 miles. Sunbeam Hot Springs on the Salmon River is about 45 miles, a free roadside soak with river views.

Which hot springs near Sun Valley are good for families?

Easley Hot Springs, about 12 miles from Ketchum on Warm Springs Road, has a developed pool with a campground and is suitable for families. Idaho Rocky Mountain Ranch near Stanley, roughly 40 miles north, has a lodge pool in a scenic valley. Both have changing facilities and controlled water temperatures.

What is Worswick Hot Springs near Sun Valley?

Worswick Hot Springs is a large geothermal area in the Smoky Mountains about 25 miles from Sun Valley, reached by seasonal dirt road near Fairfield. Multiple pools range from 90 to 140 degrees across a hillside. The road is typically open from late spring through fall, and conditions vary with seasonal weather.

South on US-75, hot springs near Twin Falls overlap with the Smoky Mountains springs and add the Hagerman Valley corridor about 80 miles from Sun Valley. Northwest on ID-21 and ID-55, hot springs near Boise add the South Fork Payette corridor with Kirkham Hot Springs roughly 150 miles away.

More hot springs in Idaho

Frenchman's Bend Hot Springs, Idaho

Frenchman's Bend is a free USFS hot spring near Ketchum with three rock-walled pools at adjustable temperatures along Warm Springs Creek in the Sawtooths.

Pincock Hot Springs, Idaho

Pincock Hot Springs (Green Canyon) is a 1903 family resort near Newdale with three pools at 96-115 degrees, a cold plunge, and camping near Rexburg.

Basin Creek Hot Springs, Idaho

Basin Creek Hot Springs is a primitive 140-degree geothermal seep on the Salmon River near Stanley with volunteer-built pools at 95-104 degrees after mixing.

Sawtooth Lodge Hot Springs, Idaho

Sawtooth Lodge Hot Springs is a 1927 rustic mountain lodge at the edge of the Sawtooth Wilderness with a 104-degree pool, cabins, and no cell service.

Starkey Hot Springs, Idaho

Starkey Hot Springs is an outdoor mineral pool near Fruitvale at 95-105 degrees with natural odorless water, day use only, about 30 miles from McCall.

Terrace Lakes Hot Springs, Idaho

Terrace Lakes is a mountain resort near Garden Valley with a geothermal pool at 90-100 degrees, an 18-hole golf course, and $10 day-use access year-round.

Idaho Rocky Mountain Ranch, Idaho

Idaho Rocky Mountain Ranch is a 1930 all-inclusive guest ranch near Stanley with a hot spring pool at 99-104 degrees and Sawtooth Mountain views.

Rocky Canyon Hot Springs, Idaho

Rocky Canyon Hot Springs is a series of tiered primitive pools on the Middle Fork Payette River near Crouch, with upper pools at 105 degrees and a river ford.

Dutch Frank Hot Spring, Idaho

Dutch Frank Hot Spring is a free 149-degree geothermal mound along the Middle Fork Boise River Road with adjustable riverside pools near Atlanta.

Sheep Creek Bridge Hot Spring, Idaho

Sheep Creek Bridge Hot Spring is a free 142-degree roadside source on the Middle Fork Boise River Road with primitive hillside pools, 49 miles from Boise.

Barth Hot Springs, Idaho

Barth Hot Springs is a 140-degree backcountry soak on the Main Salmon River, accessed by multi-day rafting trip with views of the River of No Return.

Skillern Hot Springs, Idaho

Skillern Hot Springs is a free primitive 140-degree source in the Sawtooth National Forest near Fairfield, a scenic 6-mile hike from Canyon Transfer Camp.

Dash Creek Hot Springs, Idaho

Dash Creek (Moondipper and Pine Burl) Hot Springs is a pair of 106-110 degree backcountry pools on a scenic 4.2-mile hike from Boiling Springs.

Mollys Hot Spring, Idaho

Mollys Hot Spring is a free primitive soak near Cascade with hillside springs piped into pools, nicknamed The Duke after John Wayne soaked here.

Smith Cabin Hot Spring, Idaho

Smith Cabin Hot Spring is a free roadside 138-degree source with riverside soaking pools on the Middle Fork Boise River Road, 0.5 miles from Loftus.

Coyote Hot Spring, Idaho

Coyote (Prince Albert) Hot Spring is a free primitive soak in the Bennett Mountain Hills with 100-104 degree pools and Snake River Valley views.

rock-walled pools along the Middle Fork Boise River at granite creek hot springs idaho

Granite Creek Hot Spring, Idaho

Granite Creek Hot Spring is a free roadside soak along the Middle Fork Boise River Road near Atlanta, with pools from 100 to 115 degrees year-round.

Red River Hot Springs, Idaho

Red River Hot Springs is a rustic forest resort near Elk City with a 95-degree pool and 100-108 degree soaking tubs, open year-round with lodging.

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Hot Springs Near Sun Valley, Idaho - 17 Within 50 Miles

Hot Springs Near Sun Valley, Idaho