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Snoqualmie Valley Half-Marathon

Jun 20, 2026 at 8:30 AM

Carnation WA, , USA

Half Marathon Information

The Snoqualmie Valley Half starts at King County’s Tolt MacDonald Park and winds for about half a mile through the park before picking up the very scenic connector trail along the Tolt River.  At about mile 1.25, the course joins the Snoqualmie Valley Trail and stays on it for the remainder of the “out” section the course, before turning around and retracing the route, finishing at King County’s Tolt MacDonald Park.

Aid stations along the course will provide water, Tailwind electrolyte drink and GU gels.  They are located at approximately miles  2.9, 5.9, 7, 10.2 for half-marathon runners.  Portable restrooms will be located at miles 2, 2.9, 10.2 and 11.1 ONLY.

Pacers!  Seattle Green Lake Running Group is providing pacers for the following finish times: 1:40, 1:50, 2:00, 2:15, and 2:30.

10k Course Information

The Snoqualmie Valley 10k starts at King County’s Tolt MacDonald Park and winds for about half a mile through the park before picking up the very scenic connector trail along the Tolt River.  At about mile 1.25, the course joins the Snoqualmie Valley Trail and stays on it for the remainder of the “out” section the course, before turning around and retracing the route, finishing at King County’s Tolt MacDonald Park.

The aid station along the course will provide water and electrolyte drink, and are located at approximately miles 2.9 and 3.3 for 10K runners.  There will also be portable restrooms at the Aid Station.

Event History

2026
Jun 20, 2026
2025
Jun 21, 2025
2024
Jun 22, 2024
2023
Jun 24, 2023
2022
Jul 30, 2022
2021
Jul 31, 2021
2015
Jun 13, 2015
2014
Jun 21, 2014

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