Tukwila To Alki
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Tukwila To Alki
Tukwila To Alki includes a half marathon, a full marathon and a 50K held from a single start and finish location in Tukwila. The course was updated on 01/18/26 and uses out and back loops: the half consists of two out and backs and the full consists of four out and backs. The 3.3 mile turnaround is marked with an orange cone and sign and there are no road crossings along the route.
Distances offered:
- 13.1 miles half marathon
- 26.2 miles full marathon
- 50K event
Aid stations are spaced about 3.28 miles apart, with stations listed at miles 3.28, 6.55, 9.83, 13.1, 16.38, 19.65, 22.93 and 26.2. A portable toilet and a hydration station are located at mile three at Cecil Moses Memorial Park. Runners should bring a water bottle because cups are not supplied at aid stations.
Start and finish share the address 13400 Interurban Avenue South, Tukwila, WA 98168. Parking is suggested in the southwest corner of the Park and Ride lot. There are no bathrooms at the start; two gas stations and a Starbucks are about one quarter mile west. The event is organized as a low key, volunteer run with suggested donations of $20 payable on race day; proceeds will go to Northwest Harvest or a local food bank. Registration requires contacting the organizer by email with basic personal and race information. Visit the organization's website for the most recent information.
