Best Bismarck (ND) Hotels With 18+ Check-In (Updated February 2026)

Welcome to Bismarck, the vibrant capital city of North Dakota! Nestled on the banks of the Missouri River, Bismarck beckons you with its captivating blend of rich history, natural beauty, and lively nightlife. With an abundance of outdoor activities and cultural attractions, it's a place that's sure to keep young travelers engaged and entertained. Explore the majestic trails of Fort Abraham Lincoln State Park, delve into the fascinating history at the North Dakota Heritage Center, or simply enjoy the hip eateries and craft breweries downtown. Bismarck is an exciting destination that promises a unique travel experience, filled with adventure, discovery, and fun!

Below is a list of hotels and motels in Bismarck that allow reservations for guests under 21, including those aged 18, 19, and 20. From cheap options to more adult-focused accommodations, there's a variety of places to rent that fit your needs and preferences!

Please note that hotel policies regarding the minimum check-in age in Bismarck can change at any time. While we aim to keep our information updated, we recommend confirming the minimum age requirement with the hotel or motel before making a reservation.