BOLDERBoulder Qualifiers
The BOLDERBoulder is open to everyone. Only the first 29 waves require qualification — meaning people in those waves need to provide proof of their running pace. To learn more about waves and qualifying click here.
Below is a list of Official BOLDERBoulder qualifying races. Results from these races can be used for your qualifying time for the 2025 BOLDERBoulder!
Date | Race | Race Distance(s) | Race City & State |
2025 BB10K Qualifers | |||
1/19/2025 | Polar Bear 5K | 5K | Denver |
2/2/2025 | Old Man WInter Rally | 5K, 10K | Lyons |
2/2/2025 | Super Bowl 5K | 5K | Denver |
2/15/2025 | Heart Throb 5k | 5K | Arvada |
2/22/2025 | All-Out Mardi Crawl | 5K, 10K, Half Marathon | Arvada |
2/23/2025 | Highlands Ranch 5k | 5K | Highlands Ranch |
3/2/2025 | That Dam Run | 5K, 10K, Half Marathon | Greenwood Village |
3/15/2025 | Erin Go Bragh | 7.77K | Westminster |
3/16/2025 | Lucky Brew Race | 5K, 10K, 15K | Windsor |
3/23/2025 | Central Park 5K | 5K | Denver |
3/23/2025 | All-Out Spring Fever | 5K, 10K, Half Marathon | Golden |
4/6/2025 | Donut Dash 5K | 5K | Denver |
4/13/2025 | Spring Prairie Dog Half/10K/5K | 5K, 10K, Half Marathon | Arvada |
4/13/2025 | Platte River Half Marathon | Half Marathon | Littleton |
4/19/2025 | Great Western Trail Race | 5K, 10K, Half Marathon | Severance |
4/19/2025 | All-Out Beat the Heat | 5K, 10K, Half Marathon | Westminster |
4/27/2025 | Unicorn 5k Denver | 5K | Denver |
5/3/2025 | Hope House 5K & Fun Run | 5K | Arvada |
5/4/2025 | Longmont Half and 5k | 5K, Half Marathon | Longmont |
5/11/2025 | Colorado Women’s Classic | 5K, 10K, 10 Mile | Westminster |
5/13/2025 | DIne & Dash 5K | 5K | Boulder |
2026 BB10K Qualifers | |||
6/1/2025 | Steamboat Marathon, Half, 10K | 10K, Half Marathon, Marathon | Steamboat Springs |
6/7/2025 | All-Out Summer Breeze | 5K, 10K, Half Marathon | Arvada |
6/15/2025 | Father’S Day Classic | 10K, 5k | Arvada |
6/21/2025 | Red, White, & Brew | 5K, 10K, Half Marathon | Windsor |
6/21/2025 | Unicorn North 5K | 5K | Thorton |
7/12/2025 | All-Out Dog Days | 5K, 10K, Half Marathon | Westminster |
7/19/2025 | Summer Splash Prairie Dog | 5K, 10K, Half Marathon | Castle Rock |
8/2/2025 | Unicorn 5k South | 5K | Highlands Ranch |
8/2/2025 | All-Out Runapalooza | 5K, 10K, Half Marathon | Arvada |
8/9/2025 | Holy Cow Trail Stampede | 5K | Westminster |
8/17/2025 | Erie Half | 5K, Half Marathon | Erie |
9/13/2025 | The Denver 5k | 5K | Denver |
9/13/2025 | All-Out Fall Fest | 5K, 10K, Half Marathon | Westminster |
9/27/2025 | Pioneer Prairie Dog Half, 10K, 5K | 5K, 10K, Half Marathon | Westminster |
9/28/2025 | Boulderthon | 5K, 10K, Half Marathon, Marathon | Boulder |
10/5/2025 | Windsor Marathon | 5K, 10K, Half Marathon, Marathon | Windsor |
10/12/2025 | Westy Half & 5K | 5K, Half Marathon | Westminster |
10/18/2025 | The Great Trailhead Foot Race | 5 Mile, 10 Mile | Lakewood |
10/25/2025 | Eerie Erie | 5K, 10K | Erie |
11/1/2025 | City Park 5K | 5K | Denver |
11/2/2025 | All-Out Kooky-Spooky | 5k, 10k, Half Marathon | Golden |
11/22/2025 | Turkey Trek 5K | 10K, 5K | Arvada |
11/22/2025 | Brighton Turkey Trot 5k | 5K | Brighton |
11/27/2025 | Broomfield Turkey Day 5k/10k | 10K, 5K | Broomfield |
12/13/2025 | Winterfest | 5K | Thorton |
12/20/2025 | Santa’s Dash for Cash | 5K | Denver |
