Running Races in Denver, Colorado — 2026

There are 34 running races in Denver, Colorado in 2026. The next is the DU Crimson Classic 5K Run/1.5 Mile Walk on October 21. Distances include 5K races, ultras, 10K races.

DU Crimson Classic 5K Run/1.5 Mile Walk

Wed, Oct 21 · Denver, CO Denver

Road Volunteer One Hour - Day of Crimson Classic

From $0 Open Closing Soon

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Race to Cure Sarcoma Denver

Sat, Oct 24 · Denver, CO Denver

Virtual 5K Run or 1 Mile Walk (Untimed) - Adult5K Run or 1 Mile Walk (Untimed) - Child (Ages 6-12)Virtual - Child +3

From $10 Open Closing Soon

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Zedikiah Scholarship 5K

Sat, Oct 24 · Denver, CO Denver

Open Closing Soon

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Ghosts and Goblins 5K/10K

Sun, Oct 25 · Denver, CO Denver

Road 5KVirtual Race10K

From $30 Open Closing Soon

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The 14th Annual Odyssey Odyssey - 2026

Sun, Oct 25 · Denver, CO Denver

Closed

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RMRR November 5k/15k

Sun, Nov 1 · Denver, CO Denver

Road 5k15k

From $10 Open Closing Soon

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Feet for Justice Run

Sun, Nov 1 · Denver, CO Denver

Road Virtual Runner5K10K +1

From $10 Open Closing Soon

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City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)

Sat, Nov 7 · Denver, CO Denver

Road 1 Mile (ish) Walk of Hope (untimed)5k Run/Walk10k Run

From $16 Open Closing Soon

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Dragon Dash 5K Run/Walk

Sun, Nov 8 · Denver, CO Denver

Road Dragon Dash 5K Run/Walk

From $30 Open

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Denver Veterans Day Run

Sat, Nov 14 · Denver, CO Denver

Road 5K Run/Walk10K Rippetoe Rucksack Challenge10K Run/Walk

From $45 Open

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Girls on the Run Denver Metro 5K

Sun, Nov 15 · Denver, CO Denver

Road Running Buddy for Girls on the Run Denver Metro 5KGirls on the Run Denver Metro 5K

From $19 Open 85 spots left

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The Wash Park Circuit, Powered by New Balance

Sun, Nov 15 · Denver, CO Denver

Road Kids Quarter Mile (ages 10 and under)Wash Park Circuit, Powered by New Balance

From $0 Open Closing Soon

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Pumpkin Pie 5K/10K

Sat, Nov 21 · Denver, CO Denver

Road Virtual Race5K10K

From $30 Open

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RMRR December 4.5mi

Sun, Dec 6 · Denver, CO Denver

Road 4.5 mi

From $10 Open

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2026 Jingle Bell Run - Colorado

Sun, Dec 13 · Denver, CO Denver

Virtual 1 Mile5K TimedKids Run +1

From $25 Open Closing Soon

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Santa's Dash for Ca$h

Sat, Dec 19 · Denver, CO Denver

Road 5k

From $29 Open Closing Soon

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Ugly Sweater 5K

Sun, Dec 20 · Denver, CO Denver

Road Virtual 5K5K

From $30 Open

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Freakin Freezin 5K - Denver

Sun, Jan 24 · Denver, CO Denver

Virtual 5K-No ShirtVirtual 5K5K

From $30 Open

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Time to Paddy 5K/10K & Lucky 13.1 13.1 - Denver

Sat, Mar 6 · Denver, CO Denver

Virtual 1 Mile1 Mile5k +11

From $17 Open 5 spots left

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Central Park 5k

Sun, Mar 21 · Denver, CO Denver

Road 5k Run/Walk5k Run/Walk

From $20 Open

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Donut Dash

Sun, Apr 4 · Denver, CO Denver

Road Virtual 5K5KVirtual 5K +1

From $30 Open

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Unicorn 5k (Denver-East)

Sun, Apr 25 · Denver, CO Denver

Road 5k5k1/2 Mile(ish) Saunter +1

From $13 Open

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DoNot Stop Half Marathon/5K/10K - Denver

Sun, Apr 25 · Denver, CO Denver

Virtual 1 Mile1 Mile5K +11

From $17 Open Closing Soon 5 spots left

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Denver Mother's Day 5K

Sun, May 9 · Denver, CO Denver

Road 5K5K

From $25.99 Closed

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Hometown Half Marathon/5K/10K - Denver

Sun, May 9 · Denver, CO Denver

Virtual 1 Mile1 Mile5K +11

From $17 Open 5 spots left

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Flamingo Day 5K

Sun, Jun 6 · Denver, CO Denver

Road 5KVirtual 5K5K +1

From $30 Open

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Treat Trot - Denver

Sat, Jun 19 · Denver, CO Denver

Virtual 5K5K10K +11

From $17 Open 5 spots left

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Cookie Chase

Sat, Jul 10 · Denver, CO Denver

Road Virtual 5K5K5K +1

From $30 Open

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Heatwave Half Marathon/5K/10K - Denver

Sat, Jul 17 · Denver, CO Denver

Virtual 1 Mile1 Mile5K +12

From $17 Open 5 spots left

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Bound for Boston Marathon & Half Marathon - Denver

Sun, Aug 1 · Denver, CO Denver

Virtual Half MarathonVirtual Half MarathonHalf Marathon +5

From $25 Closed

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Summer Sizzler- Denver

Sat, Aug 7 · Denver, CO Denver

Virtual 1 Mile1 Mile5k +11

From $17 Open 5 spots left

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Golden Harvest Half Marathon & 5K/10K - Denver

Sat, Sep 11 · Denver, CO Denver

Virtual 1 Mile1 Mile5K +11

From $17 Open 5 spots left

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The Denver 5k

Sat, Sep 11 · Denver, CO Denver

Road 5k5kFREE Kids Fun Run +1

From $0 Open

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Spooky Sprint - Denver

Sat, Oct 2 · Denver, CO Denver

Virtual 1 Mile1 Mile5K +14

From $20 Open 5 spots left

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