7 events
Denver in September 2026.
FestivalsFri, Oct 30 · Four Mile Historic Park
Bright Nights at Four Mile Historic Park
Bright Nights, the after-dark lantern festival at Four Mile Historic Park, runs Wednesdays through Sundays from August 8 to November 8, 2026, 7 to 11 PM.
Fri, Oct 30 · Arvada Center for the Arts & Humanities
Barefoot in the Park at the Arvada Center
Neil Simon’s comedy Barefoot in the Park runs at the Arvada Center from September 25 through November 1, 2026.
Fri, Oct 30 · Denver Zoo
Fall at DZCA at Denver Zoo
Fall at DZCA runs daily from September 25 to October 31, 2026 during regular zoo hours, adding cryptid characters, Animal Ambassadors, and weekend pumpkin carving to daytime admission.
Fri, Oct 30 · Elitch Gardens Theme & Water Park
Elitch Gardens Fright Fest
Elitch Gardens transforms into a Halloween destination for Fright Fest, running Fridays through Sundays from September 28 through November 3, 2026.
ArtsSat, Oct 31 · Denver Museum of Nature & Science
Changing Landscapes: Inside Venice, Mesa Verde and Rapa Nui at the Denver Museum of Nature & Science
Changing Landscapes, an immersive exhibition on climate change at three World Heritage sites, runs at the Denver Museum of Nature & Science from June 12, 2026, through January 3, 2027.
Sat, Oct 31 · Arvada Center for the Arts & Humanities
pARTy and Rigsby Revisited: The Arvada Center Turns 50
The Arvada Center marks its 50th anniversary with two free gallery shows opening the same night, September 10, 2026: pARTy: Celebrating 50 Years in the Main Gallery and Rigsby Revisited: 50 Years Later in the Upper Gallery, both running through November 8.
Sun, Nov 1 · Denver Botanic Gardens Chatfield Farms
Corn Maze at Chatfield Farms
Chatfield Farms opens its 7-acre corn maze for the fall season from September 19 through November 2, 2026, in Littleton.