Mainly Marathons Northwest Series
SEP
18-23
2027
50 kilometers
26 miles
13 miles
10 kilometers
5 kilometers
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About the race
The Mainly Marathons Northwest Series will take place in Lewiston from Saturday 18 September 2027 to Thursday 23 September 2027. You can run between 5 and 50 kilometers. Visit the organization's website for the most recent information.
50 km
50k
26 mi
Full Marathon
13 mi
Half Marathon
10 km
10k
5 km