Running Races in Longmont, Colorado 2026 | Browse All Races

There are 2 running races in Longmont, Colorado in 2026. The next is the Longmonster Dash 5k on October 17. Distances include 5K races.

Longmonster Dash 5k

Sat, Oct 17 · Longmont, CO Longmont

Road Longmonster Dash 5k

From $40 Open

12th edition Sole Mates 5k & Brew Fest presented by Shoes & Brews and Left Hand Brewing

Sat, Nov 7 · Longmont, CO Longmont

Road GENERAL/OPEN 5k (Over 22 minute finish time) 12th Edition Sole Mates 5k & Hoppy HourELITE 5k (Under 22 minute finish time) 12th edition Sole Mates 5k & Hoppy HourBREW FEST DRINK PARTICIPANT ONLY

From $40 Open 100 spots left

Running Races in Longmont, Colorado — 2026

Longmonster Dash 5k

12th edition Sole Mates 5k & Brew Fest presented by Shoes & Brews and Left Hand Brewing

All Colorado Races