Skip to main content

Annual Longmont Triathlon

Join us on 06/03/2026
(race date estimated)

Annual Longmont Triathlon Race Description

Be a part of the longest, continuous running Triathlon in Colorado!  We pride ourselves on a quality race course, experienced event organizers, positive volunteers, fun, friendly, and supportive race atmosphere.  Add the Longmont Triathlon to your race calendar, and start the tradition!

Race Fees:

Individual $70 |  Team $115

Price increases on May 1.  Registration ENDS at 12noon on Wednesday, May 30. 

Race Distances: 

  • Swim: 525 yards indoor pool swim
  • Bike: 12 miles
  • Run: 5K
  • Wheelchair Division:  slightly modified course, same distances.

Late Registration & Race Check-In options
Centennial Pool, 1201 Alpine St., Longmont, CO

  • Friday, June 1 from 3:30pm-5:30pm
  • Saturday, June 2 from 8:30am*-12pm

*8:30am-10:30am, Longmont Kids' Only Triathlon & Longmont Try-a-Tri races will be in progress, parking will be limited.

Day-of Timeline

  • 6am - transition area opens
  • 7am - first wave of swimmers (slowest to fastest)
    • Continuous "waves" will be sent depending upon projected swim times. 
    • The transition is open throughout the race, be mindful of people racing when setting up your area.  

Awards for the Top 3 Male/Female in each age group, plus Overall Male & Female!

No refunds for special events. 

Please visit our webpage for all race details!

Register TODAY to secure your spot, race is capped at 350 participants! 


Get ready for Annual Longmont Triathlon


Annual Longmont Triathlon location map image

Annual Longmont Triathlon Where & When

  • Location: 1201 Alpine St., Longmont, CO 80504
  • Race Date: 2018/06/03 09:00:00 AM (Sunday)
  • Categories:
    • Individual
    • Junior Team: Combined Ages 119ys or Less
    • Masters Team: Combined Ages 120yrs or More

Annual Longmont Triathlon Reviews

0 - 0 reviews

Be the first to review Annual Longmont Triathlon


Other Races You May Want to Consider

Horsetooth Swims

 - Sep 13th, 2026
  The Horsetooth Swims are held in the of Horsetooth Reservoir,  located in the majestic foothills west of Fort Collins at 5430 feet above sea level.  The Horsetooth Swims have been an annual event since 1999.  There are multiple... read more

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

 - Sep 13th, 2026
2026 Registration Information Remember, packet pickup is Saturday, September 12, from 10 am - 3 pm Packet pick up will be at the University Union Building - 1st floor Race start times for Sunday, September 13, 2026: Half Marathons start @ 7 a.... read more

Cheyenne Schools Foundation - Run for 1

 - Sep 19th, 2026
RUN FOR #1 IN 2026 The 31st Annual Run for # 1 will be held on September 19th at Central High School  Check-in starts at 8am in the Commons Area.  The race starts at 9am. The Run for #1 is dog and mobility friendly.  Every... read more

2026 Breckenridge Road Marathon

 - Oct 10th, 2026
The BRM is JUST THAT... a one of a kind experience, with a little something for everyone!  Are you looking for that bucket list race, a weekend get away with friends or just a great run in the mountains... then this is the perfect race for you!... read more

Kristy's Kindness 5K

 - Jul 17th, 2027
    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

Jingle Bell Jaunt

 - Dec 5th, 2026
    This winter race is a 1K and 5K race sponsored by the Cheyenne Rotary After Hours to help raise money to send local students to Rotary Youth Leadership Award (RYLA) experience for one week in the summer of 2026! It is dog friendly. Pac... read more

National Chocolate Day Run for Chocolates DENVER/AURORA

 - Sep 12th, 2026
Description Ready, Set, Chocolate! Join Us for the Sweetest Run of the Year – The Chocolate Run!Lace up your running shoes and bring your sweet tooth—because this isn’t your average race.It’s a deliciously fun event fo... read more

Sloth Run DENVER/AURORA

 - Aug 29th, 2026
Description The Sloth Run – Slow Is the New Fast! Sloths will get there!Tired of high-speed races and intense competition? Us too!Welcome to the Sloth Run, where the pace is slow, the vibes are chill, and everyone's a winner (eventually... read more

Bilife

 - Oct 2nd, 2026
Bitlife is a text-based life simulator where your decisions control everything, from school and jobs to relationships, scandals, and strange events. ... read more

Liberty-2-Liberty Run & Ride

 - Nov 7th, 2026
The 16th-annual Liberty-2-Liberty event will be held on Saturday, November 7, 2026 and involve a few different ways to participate: 9:15AM | Aristotle to Plato/LCJHS | 9 Mile Bike Ride:  A fun, low-key, bike ride along the Spring Creek Trail s... read more

Join us at the Annual Longmont Triathlon in June for a great race. The Annual Longmont Triathlon works hard to deliver you a memorable race experience. We would love to hear from you, so consider writing us a review.

Write Review

Contact Information

If you have any questions or comments for the event directors, click the button below.
Please include all fields
Contact email for event director is invalid. Please try again later
Race Entry has sent your message to Annual Longmont Triathlon.

An error occurred

 

Annual Longmont Triathlon - Disclaimer