Developed hot spring pool · Idaho
Sunbeam Hot Springs
Custer County, Idaho · 30 miles southwest of Challis, ID
Also searched as:Sunbeam Hot Springs Idaho · Sunbeam Hot Springs · Sunbeam Id
Last updated
- Type
- Developed Developed hot spring pool
- Water temperature
- 169°F (76°C) at the source
- Cost
- Not recorded
- Hours or season
- Not recorded
- Clothing
- Not recorded
- Nearest town
- Challis, ID (30 mi / 49 km)
- Coordinates
- Pools or sources
- 1
- Scalding: recorded at 50°C or above. Water at this temperature causes burns in seconds.
About Sunbeam Hot Springs
Sunbeam Hot Springs is a developed hot spring pool in Custer County, Idaho, about 30 miles southwest of Challis, ID. The nearest large city is Boise, ID, roughly 85 miles away as the crow flies.
The recorded temperature has been recorded at 169°F (76°C). That puts it in the "too hot to enter at the source" range. Water this hot can burn skin quickly. Soaking pools are usually cooled by mixing with creek or tap water. Never enter the source itself.
This is a developed site with built pools, tubs or a bathhouse, so there is usually an entry fee, set opening hours and basic facilities.
Water temperature
Too hot to enter at the source. Water this hot can burn skin quickly. Soaking pools are usually cooled by mixing with creek or tap water. Never enter the source itself.
Readings come from the NOAA thermal springs list, OpenStreetMap mappers, and other public sources. Temperatures change with season, flow and pool design. See our soak temperature guide for safe soaking times.
Map and directions
Red marks Sunbeam Hot Springs. Other colored dots are nearby springs in this directory. Coordinates: 44.26767, -114.74977.
Getting there
- Nearest town: Challis, ID. The spring is about 30 miles (49 km) southwest of town in a straight line.
- Nearest large city: Boise, ID, about 85 miles (137 km) in a straight line.
- Use the directions buttons above for a driving route. Final roads to many springs are unpaved, seasonal or closed in winter, so check road conditions before you go.
Weather forecast
Live forecast for this exact spot from the US National Weather Service.
Hot springs near Sunbeam Hot Springs
- Basin Creek Hot Spring 133°F
- Robinson Bar Hot Springs 131°F
- Elkhorn Hot Spring 136°F
- Slate Creek Hot Spring 122°F
- Stanley Hot Spring 106°F
- Rosalys Warm Spring 106°F
Before you go
- Check the operator, land manager or park website for current hours, fees and closures. Details in any directory can go out of date.
- Keep your head above water. Warm fresh water can carry Naegleria fowleri, a rare but deadly amoeba that enters through the nose.
- Drink water, limit soaks to 10 to 20 minutes at a time in very hot water, and skip alcohol.
- Read our hot spring etiquette guide and safety guide.
Frequently asked questions
How hot is Sunbeam Hot Springs?
The recorded temperature has been recorded at 169°F (76°C), which is too hot to enter at the source. Water this hot can burn skin quickly. Soaking pools are usually cooled by mixing with creek or tap water. Never enter the source itself.
Where is Sunbeam Hot Springs?
Sunbeam Hot Springs is in Custer County, Idaho, about 30 miles southwest of Challis, ID. The GPS coordinates are 44.2677, -114.7498.
What hot springs are near Sunbeam Hot Springs?
The closest listed spring is Basin Creek Hot Spring, about 3.4 miles west. Robinson Bar Hot Springs is about 3.9 miles away.
What should I bring to a hot spring?
Water to drink, a towel, sandals with grip, a bag to pack out trash, and warm layers for after your soak. At primitive springs bring a headlamp and tell someone where you are going.
Sources and corrections
This listing combines OpenStreetMap, the NOAA NCEI Thermal Springs List. Data last refreshed August 2026. Source 1
Visited recently? Send a correction, such as a temperature reading, fee, closure or photo. If you look after this spring and want it removed, see removal requests.