Left Hand Brewing Half Marathon

APR
19
2026
A half marathon and untimed 5k that start and finish at Left Hand Brewing Company, following the St. Vrain Greenway with aid stations, race shirts and medals, onsite music and food, and a finish beer for participants 21 and over.
Sun 19 Apr 2026
13 miles 5 kilometers

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Left Hand Brewing Half Marathon & 5k : Longmont, CO

The event offers two distances that start and finish at Left Hand Brewing Company in Longmont, Colorado. The course is an out and back that largely follows the St. Vrain Greenway and has a modest approximate 300 foot elevation loss on the way out. Aid stations are placed every 2 to 2.5 miles, and portable toilets are available along the course and at the start and finish. Runners are encouraged to carry their own water and may refill at aid stations.

Distances

  • Half Marathon (chip timed)
  • 5k fun run (untimed; kids under 12 run free; dogs and running strollers allowed)

Packet pick up is at the Left Hand Beer Garden, with a Saturday window and additional race day pickup. All participants receive event shirts subject to signup date and availability, a finisher medal, and access to onsite festivities including live music, food trucks, vendors, and giveaways. Runners age 21 and over receive a complimentary Left Hand beer at the finish; valid ID is required for alcohol. The half marathon is open to runners 14 years and older. Parking on site is limited to about 350 spaces; nearby street parking is available north of the brewery. Refunds follow a tiered policy with partial refunds available up to 14 days before the event and no refunds within seven days. Visit the organization's website for the most recent information.

13 mi
Half Marathon
5 km
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