Location & Travel



Westminster, Colorado, is the 8th largest city in Colorado and known for its sweeping views of the Rocky Mountains, abundance of open space, and extensive trail system. The city is ideally positioned 15 minutes from both Denver and Boulder, allowing attendees easy access to explore all the area has to offer.

The city is located just 25 miles or 30 minutes from Denver International Airport (DEN). All major airlines fly in and out of DEN including American, Delta, United and budget airlines like Southwest, Frontier, and Allegiant.

There are more than 10 major rental car companies that serve travelers to DEN as well as rideshare services. For a list of ground transportation providers with accessible transportation options, click here.


The Westin Westminster is nestled conveniently between Boulder and downtown Denver, offering a true feeling of authentic Colorado. Enjoy everything the area has to offer, including its convenient location on the promenade, walking distance from shops, restaurants and the nation’s largest ice arena. The AAA Four Diamond Westin Westminster features Westin Heavenly Beds, an indoor heated lap pool, an outdoor hot tub with a view, fully equipped fitness center and upscale cuisine at Kachina Southwestern Grill. (Colorado.com)

ASCEND’s footprint will take over much of the hotel’s 76,000 square feet of meeting space—entirely located on the ground floor—and 370 guest rooms. Parking at the hotel is free for all ASCEND attendees.


Rooms are available at a discounted, negotiated rate of $229 per night (plus taxes & fees) as part of the IRSF room block when booked by May 31, 2024. This rate will be honored on the days surrounding the summit dates.


Please note the room block is reserved for attendees of ASCEND only. You must register for ASCEND to book in this block.
Room registrations for individuals who have not registered for ASCEND will be canceled and released on April 15, 2024.


"We are very excited that the International Rett Syndrome Foundation is bringing ASCEND 2024 here to our beautiful state of Colorado! As a father of a special little girl with Rett Syndrome, I invite all families impacted by Rett to come and join us at this amazing conference and connect with many others in this special community of ours. We want to see all of you on the front range of the Rocky Mountains and experience ASCEND 2024!"
Jim Schroath, Board President, Rocky Mountain Rett Assoc.



Denver really is a mile high, but most people don’t even notice the altitude difference. The air is just thinner and dryer. In fact, many people with respiratory problems move to Denver for the benefits of the dry air. Follow these tips to stay happy and healthy. (From Visit Denver)