Fitness Events in Boulder

Check out happening fitness events all around Boulder, CO

Bike & Walk To Work Day June 24th

 Wed, 24 Jun at 06:30 am Community Cycles

Harvest Moon Long Course Triathlon

 Sun, 31 May at 07:15 am Boulder Reservoir

2026 Dash & Dine 5k Run Series

 Tue, 28 Apr at 06:30 pm 5565 Reservoir Rd, Boulder, CO, United States, Colorado 80301

Boulder Sunrise Triathlon

 Sun, 28 Jun at 07:15 am Boulder Reservoir

Boulder Rez Marathon

 Sat, 15 Aug at 07:15 am Boulder Reservoir

Dirt Circus Boulder

 Sat, 08 Aug at 08:00 am Runners Roost (Boulder)

FREE Yoga with Alex at prAna Boulder

 Sat, 25 Apr at 10:00 am prAna Boulder Free

Goat Yoga

 Sat, 25 Apr at 10:00 am 1630 Hawthorn Ave, Boulder, CO, United States, Colorado 80304

Pedal Around Boulder

 Sun, 24 May at 09:00 am Trek Bicycle Boulder USD 0 to 23

Be Kind to Your Mind 1M 5K 10K 13.1 26.2

 Sat, 02 May at 01:00 pm Boulder USD 4 to 42

Aikido Introductory Series - May to June 2026

 Tue, 05 May at 06:00 pm 2424 30th St Free

Race Through Colorado Virtual Race | 5K, 10K, Half Marathon | Run Anywhere

 Sat, 09 May at 01:00 pm Boulder USD 5 to 42

Race Through Hawaii Virtual Race | 5K, 10K, Marathon | Run Anywhere

 Sat, 16 May at 01:00 pm Boulder USD 5 to 42

Kundalini Yoga Class

 Tue, 21 Apr Cultivated Healing USD 18 to 25

Memorial Day 1M 5K 10K 13.1 26.2

 Mon, 25 May at 01:00 pm Boulder USD 4 to 42

Race Through Arizona 1M 5K 10K 13.1 26.2 Virtual Race

 Sat, 25 Apr at 01:00 pm Boulder USD 5 to 42

Race Through Georgia Virtual Race | 5K, 10K, Half Marathon & More | Run

 Sat, 02 May at 01:00 pm Boulder USD 5 to 42

Club Tread

 Wed, 15 Apr at 02:00 pm Boulder Elks Pool & Patio USD 18

Cat Day Virtual Race 1M 5K 10K 13.1 26.2

 Sun, 09 Aug at 01:00 pm Boulder USD 4 to 42

Unhinged and Feral 1M 5K 10K 13.1 26.2 - Now Only $18!

 Sat, 03 Oct at 01:00 pm Boulder USD 0 to 42

Mother's Day 1M 5K 10K 13.1 26.2

 Sun, 10 May at 01:00 pm Boulder USD 4 to 42

2026 Race to Read 1M 5K 10K 13.1 26.2

 Fri, 06 Mar at 01:00 pm Boulder USD 5 to 42

May the 4th Be With You - 4 Mile Virtual Race

 Mon, 04 May at 01:00 pm Boulder USD 5 to 42