Bear River Hot Springs
Bear River Hot Springs is a resort thermal spring listed in Franklin County, Idaho Hot Springs near Preston. Reported soak temperature is 105°F with a historical source temperature of 105°F — actual conditions may differ. Access is subject to admission fees, and clothing policy is listed as swimsuit-required — always confirm before visiting. Explore nearby springs with our GPS Springs Near Me Finder.
Seasonal Soaking & Best Time to Visit
While geothermal pool temperatures remain a constant 105°F year-round, outdoor ambient temperatures fluctuate significantly across Idaho. Late spring through autumn offers the most comfortable road access.
Fact Sheet & Geothermal Specifications
| Reported Soak Temp | 105°F |
| Source Temp (Historical) | 105°F |
| Trail Access | Recorded coordinates — access unverified |
| Access Fee | Paid / Resort Fees |
| Clothing Policy | Reported Clothing Required |
| Pet Policy | Reported Dog-Friendly |
| Geothermal Data Reference | NOAA Thermal Springs List (1980 archive) |
| Check Land Status | Idaho Land Manager (BLM) |
Verification & Sources
This record was verified against the following source(s):
Reviewed September 2026 · Treat all details as reported — verify before visiting · How we verify our data
Detailed Description
Family geothermal resort 6 mi north of Preston (formerly Riverdale Resort) — a 120°F source feeds a covered 105°F hot tub and 85-95°F therapy pool year-round, plus seasonal Olympic pool and hydro-tube slides; hotel, cabins, RV sites and a dog park. Fee: ~$10 adult (reports vary $9-18) — verify current rate. Only hot tub + therapy pool operate in winter.
Directions & Trailhead Access
3696 N 1600 E, Preston — Hwy 34 ~7 mi north of Preston.
Frequently Asked Questions: Bear River Hot Springs
Is Bear River Hot Springs free?+
Bear River Hot Springs is a developed thermal facility near Preston that requires paid admission.
What temperature is Bear River Hot Springs?+
Bear River Hot Springs has a reported soak temperature of 105°F and a historical source temperature of 105°F in survey records. Historical data may not reflect current conditions — always test water before entering.
Is Bear River Hot Springs clothing optional?+
Bear River Hot Springs is listed as swimsuit-required in directory records. Confirm current rules before visiting, as policies change.
How do you access Bear River Hot Springs?+
Bear River Hot Springs is a recorded location in Franklin County. Exact access, parking, and land status are not verified — check with the local land manager (BLM/USFS/NPS) before visiting.
Where to Stay Near Bear River Hot Springs
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Community Soaker Reports
Visitor-submitted reports — not independently verifiedNo Community Reviews Yet
Have you soaked at Bear River Hot Springs? Share your water temperature measurements, pool conditions, and road access tips to help fellow travelers!