EVENTS

September 2025

Sat 13

NedNed Trail Fest 2025

September 13, 2025 @ 8:00 am - 8:30 am

Nederland, CO

NedNed Trail Fest
September 13th, 2025
Nederland, CO

$35 – $85

Sat 13

Heroes and Villains Team Hope 5K Walk and Run

September 13, 2025 @ 9:00 am - 9:20 am

Central Park Central Park Blvd & MLK Jr. Pkwy, Denver, Colorado

Heroes vs Villains 5K
September 13th, 2025
Denver, CO

Sun 14

Nun Run Half Marathon, 5K & 1 Mile 2025

September 14, 2025 @ 7:00 am - 8:00 am

DeKoevend Park

Nun Run
September 14th, 2025
Littleton, Colorado

$30 – $60

Sun 14

Lead King Loop Charity Races 2025

September 14, 2025 @ 7:00 am - 12:00 pm

Thompson Park 2nd & Main Street, Marble

Lead King Loop 25K
September 14th, 2025
Marble, Colorado

$65 – $85

Sun 21

Second Wind Walk/Run 2025

September 21, 2025 @ 8:00 am - 8:20 am

Clement Park

Second Wind Fund 5K
September 21st, 2025
Littleton, CO

$25 – $35

Fri 26

Stair Climb for Los Angeles 2025

September 26, 2025 @ 10:30 am - 10:40 am

US Bank Tower 633 West Fifth Street, Los Angeles, CA, United States

Climb for LA
September 26th, 2025
Los Angeles, California

$50 – $150

Mon 29

AAP Friends of Children Fund 5K Run & Walk

September 29, 2025 @ 6:00 am - 6:15 am

AAP Friends of Children Fund
September 29, 2025
Sloan's Lake in Denver, CO

October 2025

Sun 12

Run the Rocks 2025

October 12, 2025 @ 9:00 am - 9:30 am

Red Rocks Amphitheater

Run the Rocks 5K
October 12th, 2025
Morrison, CO

$20 – $50

Sun 26

Ghosts & Goblins 5K 2025

October 26, 2025 @ 9:00 am - 9:30 am

City Park 2001 Colorado Blvd, Denver, CO, United States

Ghosts & Goblins 5K
October 26th, 2025
City Park Denver, CO

$28 – $40

November 2025

Sat 8

Kokopelli XC Invitational 2025

November 8, 2025 @ 1:00 pm - 1:30 pm

El Pomar Youth Sports Complex 2212 Executive Circle, Colorado Springs, CO, United States

Kokopelli XC Invitational
November 8th, 2025
Colorado Springs, CO