Best Longmont (CO) Hotels With 18+ Check-In (Updated February 2026)
Welcome to the vibrant city of Longmont, Colorado! Nestled at the edge of the Rocky Mountains, this dynamic urban jewel is teeming with unique attractions that will delight the adventurous heart of young travelers. Longmont is home to thriving arts and craft breweries scene, exciting outdoor activities, and a rich history that is waiting to be explored. From the stunning views of the Flatirons, hiking in the Roosevelt National Forest, to enjoying a pint in one of the many local microbreweries, Longmont offers a blend of natural beauty and urban sophistication that is hard to match. So, pack your bags and get ready for an unforgettable adventure in the heart of Colorado!
Below is a list of hotels and motels in Longmont 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 Longmont 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.
Top 18+ Hotels in Longmont
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18+ Hotel : Holiday Inn Express Hotel & Suites Longmont, an IHG Hotel
✓ Longmont 18+ Check-In Hotel -
18+ Hotel : Super 8 by Wyndham Longmont/Twin Peaks
✓ Longmont 18+ Check-In Hotel
Yes, you can generally book a hotel room at 18 in Longmont, but many hotels have a minimum check-in age of 21. Policies vary, so it's best to check the hotel's website or call directly for confirmation.