Top 10 Hot Springs in the USA

It’s time to get your soak on. From comfortable resorts that revolve around effervescing pools of hot water surging up from underground to remote hot springs requiring snowmobiles or dogsleds for access, the western half of the USA is home to some of the most diverse spots for a bath in naturally fed pools. Read on for a rundown of some of the best hot springs to count on for an au naturel wellness experience catered by Mother Nature.

1. Iron Mountain Hot Springs, Colorado

Average water temperature: Between 96 and 108°F

Fastest way to get to the hot springs: Drive 180 miles west from Denver along Interstate 70 through the Rocky Mountains to reach Glenwood Springs.

Overlooking the mighty Colorado River, Iron Mountain Hot Springs offers a more intimate and varied soaking experience than the nearby Glenwood Hot Springs Resort. With 16 geothermal mineral soaking pools all connected by heated walkways, you can choose your own adventure. Younger kids can enjoy the family pool and adjacent jetted spa, where the water hovers around 100°F.

The hottest mineral pool, called Mother Lode, maxes out at around 108°F. With no chemicals added, all of the mineral pools are fed from on-site springs. The Garnet and Diamond pools offer infinity edges and stunning views of the river below.

Planning tip: Visit on a weekday at 9am for the most peaceful experience.

2. Homestead Crater, Utah

Average water temperature: Between 90 and 96°F

Fastest way to get to the hot springs: Drive 51 miles southeast of Salt Lake City to reach Homestead Crater Mineral Dome.

If you’re open to a hot-spring soak that’s not as hot as most (with temperatures maxing around 96°F), Utah’s Homestead Crater delivers a wide range of on-site experiences. You can float in the womb-like waters, scuba dive, snag some snorkeling action, or even try SUP yoga within the dome of this natural limestone setting.

This location is enhanced by naturally present minerals in the geothermal waters that soothe muscles and promote relaxation.

Planning tip: For the best photos, visit in spring or summer when visibility inside the crater is at its best.

3. Castle Hot Springs, Arizona

Average water temperature: Bubbles up at 115°F, with pools maintaining temperatures between 85 and 106°F

Fastest way to get to the hot springs: Drive about 55 miles northwest of Phoenix Sky Harbor International Airport.

Tucked into a scenic canyon in the Bradshaw Mountains, Castle Hot Springs has been attracting visitors since the late 1800s, thanks to its healing waters. As a luxury wellness resort, it offers exceptional stargazing and 24-hour access to mineral hot springs across three cascading pools.

The geothermal springs are rich in calming magnesium and lithium, which enhances mood stability. Visitors can enjoy stunning views while soaking among towering cacti and weather-worn rocks.

Planning tip: To experience tranquility, arrive before 6am or around 8pm for a peaceful soak.

4. Chena Hot Springs, Alaska

Average water temperature: Outdoor pools average about 106°F

Fastest way to get to the hot springs: Fly to Fairbanks and drive 62 miles northeast to Chena Hot Springs.

Known for its geothermal wonders, Chena Hot Springs is particularly remarkable for the opportunity to catch the northern lights while soaking. The steam-filled outdoor wading lake provides a surreal experience thanks to its sandy bottom and natural geothermal waters with no chemicals added.

Planning tip: While there’s lodging on-site, consider exploring better accommodation options in Fairbanks for a more comfortable stay.

5. Avalanche Ranch Hot Springs, Colorado

Average water temperature: Pools range from 93 to 104°F

Fastest way to get to the hot springs: Drive 208 miles west of Denver International Airport.

Offering a unique experience in the Crystal River Valley, Avalanche Ranch provides adorable cabins and three hot-spring pools that cascade down the mountainside. Access to the hot springs is included in the overnight stays, allowing for relaxing soaks at any hour.

Planning tip: The springs are closed for cleaning on Wednesdays, so check out nearby Penny Hot Springs for a day trip.

6. Orvis Hot Springs, Colorado

Average water temperature: Outdoor pools average about 106°F

Fastest way to get to the hot springs: It’s a roughly 292-mile drive southwest of Denver International Airport.

Orvis Hot Springs boasts ten indoor and outdoor soaking pools in a clothing-optional setting, providing varying temperatures, including a steamy “lobster pot” at 114°F. Originally considered sacred by local Indigenous tribes, the springs now attract a diverse crowd embracing the free-spirited culture.

Planning tip: Consider booking a massage at one of the onsite yurts for added relaxation after your soak.

7. Hot Springs State Park, Wyoming

Average water temperature: The water in the bathhouse hot spring is 104°F

Fastest way to get to the hot springs: Drive 85 miles southeast of Cody, Wyoming.

This state park offers free-entry hot springs with both indoor and outdoor mineral springs flowing into therapeutic bathing areas. The beautiful surroundings and the chance to observe wildlife, like bighorn sheep and bison, make this a must-visit destination in Wyoming.

Planning tip: Stop by Ava’s Silver and Rock Shop for unique rock and mineral souvenirs back in Thermopolis.

8. Benton Hot Springs, California

Average water temperature: The water comes out at 140°F; adjustable within individual pools

Fastest way to get to the hot springs: Fly into Las Vegas and drive about 282 miles northwest.

At Benton Hot Springs, you can enjoy an incredible camping experience with access to 11 private, hot spring-fed soaking pools. Each pool has a distinct appearance and offers stunning views. Overnight rentals provide the perfect setting for a cozy adventure under the stars.

Planning tip: There’s no on-site restaurant; consider driving to Bishop for delicious dining options.

9. Tolovana Hot Springs, Alaska

Average water temperature: Between 125 and 145°F, then cooled for soaking

Fastest way to get to the hot springs: Arrive via helicopter, dog sled, or hiking during summer months.

This remote Alaska hot spring requires a bit of effort to reach, making it all the more rewarding. The tranquil experience amidst untouched wilderness is unparalleled. The soaking pools offer a unique opportunity to relax while enjoying the scenery in one of the most pristine natural locations.

Planning tip: Embrace the natural experience by soaking without barriers for a feeling unlike any other.

10. Burgdorf Hot Springs, Idaho

Average water temperature: Between 96 and 113°F

Fastest way to get to the hot springs: Drive 138 miles north of Boise through Payette National Forest.

Burgdorf Hot Springs, on the National Register of Historic Places, offers an authentic western experience complete with rustic cabins. The pristine natural setting and historic wooden structures built by miners provide a unique soaking experience where you can truly connect with nature.

Planning tip: Winter months attract fewer crowds, so consider visiting from December to April for a more intimate soak.