Grandjean Hot Spring
If you're passing
Is it plungeworthy?
A natural thermal spring.
The details
- Soak
- Temperature unrecorded
- Area
- Challis
- Coordinates
- 44.16, -115.167
About Grandjean Hot Spring
Grandjean Hot Spring is a natural hot spring in Idaho.
At that temperature it's temperature unrecorded — check current conditions and always test the water before getting in.
Plungeworthy rates Grandjean Hot Spring 5.1/10 — if you're passing. The score weighs its scale, how confidently it's mapped, and its character.
Where it is
Planning a visit? We want your photo.
Grandjean Hot Spring doesn't have a photo yet. If you make the trip, send one to hello@plungeworthy.com and we'll publish it here with credit to you.
Before you go
The pin marks the feature, not a trailhead or a legal route in. Some sit on private land or need a real hike, and conditions change with season and rain. Check local access, don't trespass, and never enter water — hot or cold — where it isn't safe.
Common questions
Where is Grandjean Hot Spring?
Grandjean Hot Spring is a hot spring in Idaho, at 44.16, -115.167.
Is Grandjean Hot Spring worth visiting?
If you're passing — Plungeworthy rates it 5.1/10.
Gear for the trip
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