Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon

Join us on 10/11/2025

(race date estimated)

Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon Race Description

Run A Marathon (Or Half) in the Happiest City in the U.S. | Boulder's First & Only Downtown Marathon | Finish on Pearl St | Post-Race Party on the Bricks | Columbus Day Weekend

Get ready for the Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon

Share this Boulder Race

Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon location map image

Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon Where & When

Location: Boulder, CO 80302
Race Date: 2020/10/11 08:00:00 AM (Sunday)
Categories:
- Marathon
- Half Marathon

Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon Reviews

0 - 0 reviews

Be the first to review Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon

Other Races You May Want to Consider

Never Summer Adventure Race

- Jul 12th, 2025

The 10th annual Never Summer Adventure Race is returning to one of America's best natural playgrounds, Eagle County Colorado, on July 12-13, 2025. Teams will trek, mountain bike, and kayak all while navigating map and compass through the Rocky Mount... read more

Carbon Valley Half Marathon & 5K

- May 10th, 2025

Colorado at its Best - the Carbon Valley Half Marathon will showcase the beauty & diversity of Colorado's best-kept secret nestled right between Denver & Fort Collins. Small town charm with Big City services, Firestone & Frederick are th... read more

Cooper Cup 2 - Saturday, February 22

- Feb 22nd, 2025

Cooper Cups are community giant slalom races located at Ski Cooper on the Black Powder venue. Anyone and everyone is welcome: alpine skiers, telemarkers, and snowboarders. Bring the whole family out!! The race entry fee is $20 per general public rac... read more

Wyoming Marathon Races

- May 25th, 2025

48th Annual! 50k, Marathon, Half-Marathon, and 5k events. Hilly out and back on mostly dirt and gravel roads (100% for the Half and 77% for the Marathon and 50k) in Medicine Bow National Forest of Wyoming. This is one of th... read more

Earth Day Race

- Apr 26th, 2025

5k & 10k Run/Walk to raise funds for Thompson Education Foundation in Loveland CO ... read more

T-Bird Trek Half Marathon, 10K & 5K

- Sep 7th, 2025

2025 Registration Information Remember, packet pickup is Saturday, September 6, from 10 am - 3 pm Packet pick up will be at the University Union Building - 1st floor Race start times for Sunday, September 7, 2025: Half Marathons start @ 7 a.m.... read more

Trail Mix Run Wyoming

- May 17th, 2025

The Trail Mix Run is a 3 or 10 mile mixed surface run with challenging hills, spring creeks, and usually MUD! There is also a 3 mile wheelchair and stroller accessible route! Walkers are welcome! Virtual option! The registration distance ... read more

Kristy's Kindness 5K

- Jul 19th, 2025

History: Several years ago, Kristy began a tradition of completing random acts of kindness to bring joy to others between Thanksgiving and Christmas each year. In September, 2021, Kristy suddenly passed away. To honor her me... read more

Connecting our Community Spring Into Green

- Jun 7th, 2025

We love the south side Greenways - Connecting Neighborhoods is our-long theme Start time 8 a.m. LCCC campus west entrance Cheyenne, Wyoming Water will be available at the start/finish and both turn arounds. If you have a refillable water bottl... read more

Donut Dash 2025

- Apr 6th, 2025

The Donut Dash 5K is Denver’s race that ends with donuts. Runners and walkers can take advantage of a flat and fast course, and then enjoy fresh donuts at the finish. Our mission is to bring people together to have a fun, fit morning. ... read more

Boulder, CO Weather

Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon weather history

Based on a 5 year average and a race date of October 11th, Boulder, CO can expect temperatures between 56℉ and 78℉ with humidity around 73% and precipitation of 0".
Last year the weather condition was Partly cloudy.

Boulder, CO current weather

39.7℉ Clear

Join us at the Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon in October for a great race. The Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon works hard to deliver you a memorable race experience. We would love to hear from you, so consider writing us a review.

Write Review