WarmPrimitive

THOMAS FLATS Warm Springs

ID75°F

About THOMAS FLATS Warm Springs

THOMAS FLATS Warm Springs offers a serene spot to soak in naturally heated waters at a mild 75°F (24°C). This primitive hot spring in Idaho provides a peaceful retreat surrounded by raw, untouched nature, inviting you to connect quietly with the landscape. The gentle warmth makes it refreshing and calming, ideal for those seeking an authentic outdoor experience among Idaho swimming holes.

Getting There

Access to THOMAS FLATS Warm Springs requires a bit of adventure—expect a rough, unpaved road leading close to the site and a short walk over rocky terrain. Parking is limited and informal, so come prepared for a rustic approach. The journey through secluded wilderness reinforces the feeling of discovery and remoteness that defines many hot springs in Idaho.

What to Expect

You’ll find a modest pool formed by natural rock and earth, with pleasantly warm water that invites you to unwind under open skies. The setting is quiet and secluded, offering privacy but minimal facilities—no developed amenities mean you enjoy pure nature without distractions. Crowds are rare, but bring patience during busy weekends as others seek refuge here too.

Tips for Visitors

Visit during weekdays or off-peak seasons for the best tranquility. Pack water, snacks, and sturdy footwear for the uneven trail. No fees or permits are required, but practice Leave No Trace principles to help preserve this primitive Idaho swimming hole’s pristine condition. Be ready for a low-key, natural soak that rewards your effort with peaceful warmth.

Last updated December 20, 2025

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