As local travel experts, we know what travelers are looking for when it comes to finding the perfect accommodations for their next trip. To compile our lists, we scour the internet to find properties with excellent ratings and reviews, desirable amenities, nearby attractions, and that something special that makes a destination worthy of traveling for.

Lava Hot Springs Resort is one of the most popular hot spring resorts in southern Idaho, but it isn’t the only place to go in this part of the state when you want to relax. The Riverside Hot Springs Inn, located just a short distance from Lava Hot Springs Resort, is a full-service, adults-only hotel in Idaho where comfort and relaxation are the main focus. You will leave feeling rejuvenated, relaxed, and ready for whatever life decides to throw your way. Here’s everything you need to know about this adults-only hot springs resort in Idaho.

The Riverside Hot Springs Inn is not some new boutique hotel in Idaho. Rather, this historic building was built in 1914 and became known as “The Honeymoon Hotel” due to its luxury and grandeur.
Riverside Hot Springs Inn
Since that time, it has been renovated and continues to offer comfort and elegance. It is listed on the Register of Historic Places.
This hotel is built right along the Portneuf River and offers remarkable riverfront views. From the minute you arrive, you’ll be impressed with the majestic building and the remarkable scenery.
Nancy Klebert W/TripAdvisor
The inside of this inn is charming in every way. Here, you will find 18 beautifully decorated guest rooms that are available for individuals 18 years old and older.
Navigate371914/TripAdvisor
The rooms vary in size and amenities. Smaller guest rooms are approximately 150 square feet, while the Presidential Junior Suite is 433 square feet and features one king-size bed and a large bathroom.
Riverside Hot Springs Inn
Here's a fun fact: the Presidential Junior Suite is rumored to have been frequented by President Teddy Roosevelt.

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When you are hungry, you don’t even need to leave the property. The Portneuf Grille and Lounge is located inside this hotel’s historic confectionery and sandwich shop.
Riverside Hot Springs Inn
This restaurant offers Northwest-inspired cuisine such as seafood, steak, and vegetarian dishes.
After you wake up each morning, you can also visit Café & A’more, located in the lobby hotel. Here, you will find a continental breakfast with baked goods, yogurt, coffee, tea, and other delicious items — it’s the perfect way to start the day.
Riverside Hot Springs Inn
While the rooms and food allow you to find comfort and relaxation, you’ll feel completely refreshed after spending some time in this adult-only resort’s private hot springs.
Riverside Hot Springs Inn/Facebook
There are three indoor private soaking tubs complete with hot mineral spring water. It is believed that these hot springs have been flowing for more than five million years and Native Americans believed this water contains healing properties.
The water is continually flowing and can reach temperatures up to 112 degrees Fahrenheit. There is no sulfur odor and you are welcome to soak for up to 30 minutes.
Riverside Hot Springs Inn
In addition to the private hot springs, you can also schedule some of the other spa services at the hotel for the ultimate spa day.
This adults-only resort in Lava Hot Springs, Idaho is where you can find comfortable rooms, delicious food, and rejuvenating hot springs. It truly is a destination that will turn your dreams into reality.
Riverside Hot Springs Inn

For more information on the Riverside Hot Springs Inn, including availability, rates, and spa services, visit the official Riverside Hot Springs Inn website.

Have you ever stayed at this historic adults-only hot springs resort in Idaho? If so, what was your experience like? We’d love to hear all about your stay in the comments below. And don’t forget to pack your bathing suit!

If you are planning a visit to Lava Hot Springs and bringing the entire family along, make sure you stop by Lava Hot Springs Resort, where the entire family can swim, soak, and play.

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More to Explore

Places To Stay In Idaho

Beth C. | January 19, 2024

What are the best hotels and resorts in Idaho?

If you're planning a trip to Idaho, you'll find there's no shortage of unique accommodations. For proof of this, check out the following list of the best hotels and resorts in Idaho -- and prepare to be impressed!

  • Toton Valley Resort in Victor
  • Riverside Hotel in Boise
  • Henry's Fork Lodge in Island Park
  • South Fork Lodge in Swan Valley
  • Coeur d'Alene Resort in Coeur d'Alene
  • Knob Hill Inn in Sun Valley
  • Limelight Hotel in Ketchum
  • Shore Lodge in McCall
  • Sun Valley Resort Lodge in Sun Valley
  • Teton Springs Lodge & Spa in Victor
  • Blackwell Hotel in Coeur d'Alene
  • Harkness Hotel in McAmmon
  • Inn at 500 Capitol in Boise
  • The Lodge at Osprey Meadows in Donnelly
  • Selkirk Lodge in Sandpoint

 

Of course, these are just a handful of Idaho's incredible accommodations. If you're curious about what makes each of the above destinations so special, be sure to check out our full guide to the very best hotels and resorts in Idaho. There really is something for everyone on this list!

Does Idaho have any hotels for couples?

Yes! There are plenty of romantic getaways in Idaho. If you're traveling with that special someone, you might consider staying at any of the following hotels that are perfect for couples in Idaho:

  • Blackwell Hotel in Coeur d'Alene
  • Inn at 500 Capitol in Boise
  • Knob Hill Inn in Sun Valley
  • Shore Lodge in McCall
  • Sun Valley Resort in Sun Valley
  • Teton Springs Resort in Victor

 

What are some good options for family-friendly hotels in Idaho?

Idaho is a great place to travel with the whole family. If you're looking for some family-friendly hotels in Idaho as the perfect home base for your travels, check out the following accommodations:

  • Hotel Ketchum in Ketchum
  • Hotel 43 in Boise
  • Best Western Kentwood Lodge in Sun Valley
  • Best Western Tyrolean Lodge in Sun Valley

 

These are some good options for those traveling with families as they offer some great kid-friendly amenities and entertainment for all ages.

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Lava Hot Springs, ID 83246, USA