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  • Top 10 in America – USA Today
  • Top 10 in America – USA Today
  • Top 10 in America – USA Today
  • Top 10 in America – USA Today
  • Top 10 in America – USA Today
  • Top 10 in America – USA Today
  • Top 10 in America – USA Today
  • Top 10 in America – USA Today
  • Top 10 in America – USA Today
  • Top 10 in America – USA Today

Official Training Partner

Meet Runna – Boulderthon’s 2026 Training Partner

Runna helps you achieve your running goals through expert-designed, personalized coaching that adapts to your ability, lifestyle, and schedule. Whether you’re training for your first race or chasing a new personal best, Runna provides structured guidance to get you to the start line confident and prepared.

Personalized training plans built by elite coaches – tailored to your goals, your pace, and your race day.

Train With Confidence

Plans Built for Every Race 
AND EVERY RUNNER

No matter where you’re starting or how far you’re running, Runna offers structured, personalized training plans designed to meet you where you are  and guide you forward with confidence.

5K Training Plans

Perfect for beginners or runners returning to the sport. These plans focus on gradual progression to build consistency, confidence, and strong running habits.

Half Marathon Training Plans

Designed to build stamina and race-day confidence through structured long runs, recovery weeks, and smart pacing strategies.

Marathon Training Plans

Comprehensive preparation for the full 26.2 miles — including long runs, strength sessions, tapering guidance, and recovery planning.

10K Training Plans

Ideal for runners looking to improve speed and endurance. A balanced approach to pacing, aerobic fitness, and performance over a mid-distance challenge.

Run Together

Connect With Local Run Clubs

We’re incredibly fortunate to live and run in Boulder, a place where there’s a run club for every ability, pace, and personality. Whether you’re new to the area or looking to expand your running circle, these groups make training more social, motivating, and fun.

Rally your run crew and earn up to $2,000 in flight credit on Frontier when you train and travel together.

Our Local Run Community Partners

Personalized Training

Featured Run Groups in the Boulder Community

From social runs to elite coaching environments, these local run groups offer something for every runner. Join a crew that matches your pace, goals, and energy and make training part of your lifestyle, not just your schedule.

01

Cooldown

Cooldown

Your local social club, disguised as a run club. The largest run club in the country with chapters across major U.S. cities.

Denver Chapter

When: Tuesdays at 6:00 PM

What: 1–5 mile run or walk at any pace + drinks after

Where: Location announced weekly on Instagram & Geneva group chat

Learn more here.

02

RISE Running

Rise Running

Coaching by Nell Rojas

Nell Rojas is a two time top American finisher at the Boston Marathon, top 10 Finisher at the 2020 Marathon Olympic Trials, top 10 Finisher at the New York City Marathon, winner of the Grandma’s marathon, currently ranked 6th marathoner in the U.S, and a 10 mile National Champion.

Nell has a Bachelors of Science in Exercise Science, 17 years of coaching experience and 17 years of experience racing and training at a high level. She coaches everyone from Olympic Trials Qualifiers to people training to complete their first 5k.

Nell uses her personal experience as a professional runner and triathlete combined with her education and years of experience coaching strength, running, and triathlons to put together breakthrough plans for her athletes. 

Sign up for coaching now! Virtual and in-person options available.

03

Boulder Track Club

Boulder Track Club

The Boulder Track Club was formed in 2011 and is a 501c(3) not for profit organization located in Boulder, Colorado.

Their aim is to create an identifiable running club within the community that caters to individuals of all ages, abilities and running preference. Whether it is Track, XC, Road, Mountain, Ultra or Trail running, the Boulder Track Club’s role is to unite everyone under one umbrella of representation through the sport of running.

All Boulder Track Club members will work together to promote health, fitness, a love for running and a positive community experience for all involved and our members may either be participatory athletes or supporters of the track club in Boulder, across the US and the world.

Visit their website here!

04

Elevate Run Club

Elevate Run Club

Tuesday Run Club at Wash Park

Train for your Boulderthon Race at the Elevate Your Running Long Runs! Every Saturday at 7 am in the summer months (June – Sept) and 8 am for the remainder of the year. 

Website: www.elevateyourrunning.com 

Head Coach: Sara Manderscheid

IG: @sayrahrunshappy, elevateyourrunning

 

Join our WhatsApp group for up-to-date weekly info!

05

Fleet Feet Boulder Run Club

Fleet Feet Boulder

Want to connect with your local running community?

Our weekly group runs are a fun and free way to meet other runners in the area. Better yet, our groups often host shoe and gear demos, themed runs and special events. We welcome all paces and ability levels. Come join our local running club and run with us!

The Schedule: Fleet Fleet Boulder

  • Tuesdays at 7am at the People’s Crossing Trailhead (May-September)
  • Thursdays at 6pm at Fleet Feet Boulder

Visit their website here!

06

Avanti Run Club

Avanti Run Club

Come join the run club you didn’t know you needed! The Avanti Run Club is a fun and easy way to become more apart of the Boulder Community. Join the 1-3 mile runs and then a discounted drink afterwards!

Details:

  • Every Sunday at 10:30am
  • Meet in downstairs lounge
  • Free participation and no pre-registration needed
  • 20% off at New Yorkese for all runners
  • $4 Odell Lagerado

Check out the website below!

CLICK HERE

Ready to Train?

Join Boulderthon’s official training programs and local run clubs to stay accountable, build confidence, and arrive at the start line prepared. Train smarter, run stronger, and cross your next finish line knowing you put in the work.

Stay trained. Stay connected. Run with purpose.