Updated ·
Lava Hot Springs Foundation Pools — Day-use fee or pay-per-soak in Lava Hot Springs, ID (2026)
A state-run complex channels 2.5 million gallons of odor-free mineral water through five terraced pools with heated sidewalks and changing rooms. The adjacent town packs in motels, float rentals, and summer tubing on the Portneuf River.
Temperature
102°–112°F
Pools
5 soaking pools
Best season
Year-round
Reservations
Walk-up friendly
Dog policy
No pets at pools
Family policy
Family windows available
Safety notes
- The hottest upper pools exceed 112°F—limit time to 10 minutes and cool down in the lower basins.
- Glass containers are prohibited and strictly enforced; pack stainless or plastic bottles only.
Amenities & etiquette
FAQ
Plan more in Idaho
Want a full itinerary? Start with the state hub, then browse the best-of and free-soaking guides tailored for each season.
Nearby hot springs
Burgdorf Hot Springs
McCall, ID
This 1870s mining-era resort keeps its hand-hewn bathhouse, two massive log-lined pools, and a handful of dry cabins tucked in the Payette National Forest. In winter the only way in is by snowmobile or fat bike, turning the soak into a full adventure.
Goldbug Hot Springs
Salmon, ID
A two-mile climb up BLM Trail #642 leads to cliffside tubs with sweeping views of the Salmon River Mountains. Backpackers spread out across primitive campsites tucked between the cascades and the main overlook pool.
Jerry Johnson Hot Springs
Lowell, ID
A swinging bridge over Warm Springs Creek leads to terraced pools perched above the Lochsa River, framed by cedar forest and mist.
Kirkham Hot Springs
Lowman, ID
Dozens of thermal cascades pour over travertine ledges into the South Fork of the Payette River, creating adjustable rock tubs within a five-minute walk of the campground. Picnic tables and vault toilets make it one of Idaho's most accessible roadside springs.