Upcoming Events in Alamosa, Colorado
Here are some exciting events happening in Alamosa starting today, Wednesday, June 3, 2026, and beyond:
RioFest
Venue: Cole Park, Alamosa, CO
Date: June 6–7, 2026
Formerly known as Summerfest on the Rio, RioFest combines live music, arts and crafts, and outdoor recreation into a vibrant community celebration. Enjoy performances, shop from regional vendors, and participate in the Rio Trio Triathlon. Admission is free.
Alamosa Round-Up Rodeo
Venue: Alamosa County Fairgrounds, 8784 Old Sanford Rd, Alamosa, CO
Dates: June 20 & June 25–27, 2026
Celebrate nearly 50 years of Western heritage with events like the Demolition Derby, PRCA Rodeo, and a live concert featuring Justin Lawrence. Experience professional and local showcases, including Mutton Bustin’ and Local Barrel Racing.
Rollin’ Deep Car Show
Venue: Cole Park, Alamosa, CO
Date: June 21, 2026
Celebrate Father’s Day at the 32nd Annual Rollin’ Deep Custom Car & Bike Show. This event showcases custom cars and bikes, including lowriders and unique builds, with activities like the Car Hop and an awards ceremony.
Sundays at Six
Venue: Cole Park, Alamosa, CO
Dates: June 28; July 12, 19, 26; August 9, 16, 23, 2026
Enjoy free community concerts every Sunday at 6:00 PM, featuring a diverse lineup of musical genres. Bring a lawn chair or blanket and enjoy the performances in a beautiful park setting.
For more information on these and other upcoming events, visit the official Alamosa events page: