Beat the Blerch

SEP
12
2026
Beat the Blerch offers a 5K, 10K, half marathon, and marathon on a flat, scenic course near Seattle. The event starts at Tolt-MacDonald Park and runs through the forests of the Snoqualmie Valley.
Sat 12 Sep 2026
Marathon Half Marathon 10 kilometers 5 kilometers

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Event Details

The Beat the Blerch running event takes place on Saturday, September 12, 2026. It is held in Carnation, Washington, which is located approximately 35 minutes from Seattle.

Distances

The event offers four race distances:

  • 5K
  • 10K
  • Half Marathon
  • Marathon

Course and Location

The race starts at Tolt-MacDonald Park. The course is described as flat and out-and-back. It travels along the Snoqualmie Valley Trail through evergreen, mossy forests. The area near the start line features strawberry farms and pumpkin patches.

Additional Information

The event was created by The Oatmeal and is inspired by a comic about running. There is an age restriction: the Half Marathon is open to participants aged 12 and over, and the Marathon is open to those aged 16 and over. Visit the organization's website for the most recent information.

Marathon
Marathon
Half Marathon
Half Marathon
10 km
10k
5 km