Boulder Hot Springs

Boulder Hot Springs

Boulder, Montana

4.3(345)resortEasy

Click thumbnails to view larger photos • Photos from Google Maps

🌡️Temperature175°F
🏊Typeresort
🥾DifficultyEasy
💰Price$10-$15
📅Best SeasonYear-round
👥Crowd LevelModerate

About Boulder Hot Springs

A grand 1880s hotel and bathhouse listed on the National Register of Historic Places, Boulder features some of Montana's hottest source water cooled to comfortable temperatures. The indoor plunge and outdoor pool sit beneath the towering Elkhorn Mountains in the Deerlodge Valley.

Access

Wheelchair accessible

🏕️

Overnight

Yes

👙

Clothing Optional

No

Features

National Historic Register1880s hotelIndoor plungeElkhorn Mountains views

Water Minerals

SodiumCalciumSulfateIron

Frequently Asked Questions

What is the water temperature at Boulder Hot Springs?
The water temperature at Boulder Hot Springs is 175°F.
How much does Boulder Hot Springs cost?
Boulder Hot Springs costs $10-$15 per person.
Is Boulder Hot Springs clothing optional?
No, Boulder Hot Springs requires swimwear.
What minerals are in the water at Boulder Hot Springs?
The water at Boulder Hot Springs contains Sodium, Calcium, Sulfate, Iron.
How difficult is it to get to Boulder Hot Springs?
Boulder Hot Springs has a easy difficulty level with wheelchair accessible access.

Recent Google Reviews

Lori Lemmons Harvey• Google Review

"No review for rooms, as we've just visited the hot springs facilities. Great facilities, but they're not family friendly and cater more to adults, particularly women. They don't allow a mother to bri..."

10/25/2025
Darlene Cheyenne Finley• Google Review

"Wonderful place to take the family and go soak. They even have rooms available to rent, whoever we never did stay the night. You can soak as a family outdoors or they also have male and female soaking..."

2/6/2026
Vintage May• Google Review

"So much history! The hot springs was amazing and HOT! very kid friendly. Clean. Staff was amazing. Coed is every day now which is so convenient and the frozen yogurt was to die for!"

2/9/2026