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OVER 100 YEARS OF HISTORY
FORT BENTON'S
LEGENDARY LANDMARK
DISCOVER OUR HERITAGE -
AUTHENTICALLY INVITING, ALWAYS ORIGINAL
RELAX IN THE ARMS OF
EXCEPTIONAL HOSPITALITY
VIEW OUR ROOMS -
SUPERB SEASONAL INGREDIENTS
VIBRANT, RUSTIC DISHES
WITH BOLD FLAVOURS
SEE OUR MENU -
DISCOVER THE BIRTHPLACE OF MONTANA
ONE OF THE FIFTEEN
"PRETTIEST TOWNS IN AMERICA"
START YOUR JOURNEY
THE GRAND
UNION
More than 100 years of history are on display in the hotel and in historic Fort Benton. Built at the height of Fort Benton’s prosperity and the steamboat era on the Upper Missouri River, the Grand Union hotel was once proclaimed the finest hotel between St. Louis and Seattle. Over 300 guests, including some of the most prominent men and women in Montana history, attended the hotel’s opening with the biggest party the town and Territory had ever seen.
Listed on the National Register of Historic Places and recipient of several state and national restoration awards, the Grand Union is Montana’s oldest operating hotel and national landmark.


EACH ROOM FEATURES
UNIQUE EXQUISITE DETAILS
OUR ROOMS
Elegantly restored to its original 1882 splendor, the Grand Union Hotel continues its proud tradition of providing Montana’s finest lodging and dining experience. The hotel features 26 guest rooms and suites, with many having a view of the Missouri river.
In consideration of all our guests, the Grand Union Hotel is smoke-free.
"What a treat it was to stay at the historic Grand Union Hotel! We appreciated the warm welcome we received when we arrived on a dark, rainy evening. Our room was clean and had a wonderful view of the Missouri River and fall colors. We’d like to especially thank Cindy and Karen for their hospitality, friendliness, and information about local highways and sights to see. We look forward to our next visit!"
—Kathy and Steven T. Callan
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"One of the best stays in all of Montana. I always suggest a date night at the bowling alley across the street with a comfy stay on the riverfront in the Grand Union Hotel."
- Ted N.
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"What a gem! From the moment we walked in, we were met with warm hospitality. It felt as though we were stepping back into time as the lobby was so stately. The rooms were very well appointed and comfortable. We had a room facing the street and there was no noise coming through.. The location is fantastic. It was an easy walk for us yo see everything wanted to. They are also very Service Dog friendly!"
- Rose F.
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REVIEWS FROM OUR GUESTS

AN ELEVATED
CULINARY STANDARD
OUR RESTAURANT
The Union Grille is one of Montana’s best restaurants featuring a farm to table menu serving the finest and freshest food from local producers ranging from trout to tenderloin.
Enjoy a relaxing dinner in a historic riverside western atmosphere enhanced by an innovative menu, professional courteous service, and a wide selection of fine wine and craft beers. Seasonal outdoor dining is offered within a stone’s throw of the river. Or dine at our Saloon featuring casual fare, wine, and beer.
UPCOMING EVENTS
Wine Weekend
April 4 & 5, 2025
Easter
April 20, 2025
Mother's Day
May 11, 2025
THE SIGHTS OF
FORT BENTON
More than 100 years of history are on display in the hotel and in historic Fort Benton. Built at the height of Fort Benton’s prosperity and the steamboat era on the Upper Missouri River, the Grand Union hotel was once proclaimed the finest hotel between St. Louis and Seattle. Over 300 guests, including some of the most prominent men and women in Montana history, attended the hotel’s opening with the biggest party the town and Territory had ever seen.
Listed on the National Register of Historic Places and recipient of several state and national restoration awards, the Grand Union is Montana’s oldest operating hotel and state and national landmark.
