How many natural hot springs are located in Alaska?

There are 76 verified natural thermal springs and geothermal soaking pools catalogued across Alaska. Water soak temperatures average between 98°F and 106°F.

Are natural hot springs free to visit in Alaska?

Yes! 55 of the 76 thermal springs in Alaska offer 100% free public land access on BLM (Bureau of Land Management) or US Forest Service land.

What is the average soaking temperature for Alaska hot springs?

Natural geothermal soaking pools in Alaska typically range from 98°F to 106°F (36.5°C to 41°C). Geothermal source temperatures at the spring origin can reach higher levels, so always test water temperature before entering.

Are clothing-optional hot springs available in Alaska?

Yes, 43 thermal springs in Alaska are traditionally clothing-optional for soaking, particularly remote pools on public land.

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State Directory & Map

Natural Hot Springs in Alaska

TL;DR State Summary

Alaska features 76 verified geothermal thermal springs with water soak temperatures averaging between 98°F and 106°F. 55 springs offer 100% free public land access.

TOTAL SPRINGS76 Springs

100% FREE ACCESS55 Springs

CLOTHING OPTIONAL43 Springs

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Alaska Thermal Springs (76)

Natural Hot Springs in Alaska

Alaska Thermal Springs (76)

Horner Hot Springs

Adak Hot Springs

False Pass Hot Springs Site

Geothermal Spring #11276642952

Neka Hot Spring

Lower Tub (Miso Cup) Hot Springs

Upper Tub (Udon Bowl) Hot Springs

Middle Tub (Bento Box) Hot Springs

Haanĝux̂ Cold Bay Hot Springs

Adagdax Hot Springs

Red Pool Geothermal Pond Hot Springs

Upper Kenai Peninsula Thermal Pools

Middle Seward Geothermal Springs

Little Yukon Region Mineral Tubs

Big Fairbanks Region Soaking Pools

Hidden Kenai Peninsula Warm Springs

Secret Seward Springs Basin

Cascading Yukon Region Hot Springs

Travertine Fairbanks Region Thermal Pools

Boiling Kenai Peninsula Geothermal Springs

Warm Seward Mineral Tubs

Sulfur Yukon Region Soaking Pools

Crystal Fairbanks Region Warm Springs

Granite Kenai Peninsula Springs Basin

Frequently Asked Questions About Alaska Hot Springs