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Hotel in Lava Hot Springs
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Riverside Hot Springs Inn & Spa

Riverside Hot Springs Inn & Spa: A Boutique Hotel in Lava Hot Springs, Idaho 

Welcome to the Riverside Hot Springs Inn & Spa, our adult-only boutique hotel in Lava Hot Springs, Idaho. Our hotel offers access to private, tranquil hot springs, massage therapy, and a rejuvenating spa perfect for couples. Our onsite restaurant and bar, the Portneuf Grille & Lounge is open nightly in addition to Cafe & A'more open daily. 

All guest room rates include use of private onsite hot springs, coffee and tea service, a baked good and coffee, tea or juice in the morning at our cafe, free WiFi, on-site parking and 24/7 staffing.

Our historic property is located downtown, next to the Portneuf River and boasts a 24/7 full-service dedicated staff. It is the ideal honeymoon destination, and we look forward to being part of your love story. 

Wine and cake
Portneuf Grille & Lounge
Portneuf Grille & Lounge
Treat yourself to a delicious dinner at our on-site restaurant, Portneuf Grille & Lounge, open daily from 5:00PM to 9:00PM.
Coffee and muffin
Cafe A'more
Cafe A'more
Enjoy a quick bite at Cafe & A'more, open daily from 7-11 am, offering coffee, espresso, tea, muffins, fresh baked goods, juices, yogurt, and fruit.
Woman in hot tub
Hot Springs & Spa
Hot Springs & Spa
Achieve the ultimate relaxation at our hot spring soaking facilities. Our three indoor private soaking tubs are luxurious and healing. Register with us for your dedicated half-hour of private soaking time. Revitalize with a massage therapy session.
Christmas gift surrounded by decor

Order a Gift Card for Riverside Hot Springs Inn & Spa!

Junior Suite

Why Stay with Us?

  • Spa, Lodging & Dining Packages Available
  • 18 Individually Decorated Guest Rooms
  • Onsite Restaurant, the Portneuf Grille & Lounge
  • Cafe & A'more
  • World Famous Onsite Hot Springs
  • Relaxing Spa & Massage
  • Award-Winning Onsite Dining & Lounge
  • Perfect Downtown Location!
  • Complimentary Wi-Fi
  • Continental Breakfast
  • 100% Smoke-Free
  • Onsite Parking
  • Staffed 24/7
  • The ONLY Full-Service Adult Hotel in Town!

Business Meets Pleasure

Traveling on business? Riverside Hot Springs & Spa is the perfect place for the business traveler to enjoy a quiet evening, dinner and cocktails, a relaxing soak in our hot springs and quick bite & espresso your way out the door in the morning. The Riverside Inn is the perfect location for small meetings or those seeking a relaxing, rejuvenating experience. Looking for a honeymoon escape? The world-famous Lava Hot Springs is the perfect setting for a romantic vacation. 

People on street
Old photo of hotel

History Meets the Modern World 

Listed on the National Register of Historic Places with the National Park Service, the Riverside Hot Springs Inn stands as the sole full-service hotel in town. Built in 1914, it quickly earned the label of 'The Honeymoon Hotel' for its timeless elegance. This historical Inn is known to be visited by several famous people including President Theodore Roosevelt.

Riverside Featured Specials

Whether you’re here on business or visiting the hot springs for a romantic getaway, take a look at our featured specials to make the most of your stay. Experience a luxurious getaway with our Special Packages and save 10-20% when you book directly with us.

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  • 1. Yellowstone National Park
  • 2. Grand Teton National Park
  • 3. Grays Lake National Wildlife Refuge
  • 4. Jackson Hole, Wyoming
  • 5. Lava Hot Springs

Enjoy a Serene Escape in a Historic Setting

We look forward to welcoming you to The Riverside Hot Springs Inn and Spa, our full-service boutique hotel in Lava Hot Springs, Idaho. Whether you’re a honeymooner, business traveler, avid hiker, or all of the above, we are committed to offering you a tranquil retreat.

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