In 241 days · Fri, Jun 25, 2027
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Friday, June 25th, 2027
Heritage Landing 1050 7th Street, Muskegon MI
Half · 10K · 5K
62–76°F · some rain risk
See last 10 years
On this date: rain 4 of the last 10 years
2026
60–69°F
dry
2025
71–81°F
rain
2024
66–76°F
rain
2023
61–77°F
rain
2022
68–78°F
dry
2021
64–72°F
rain
2020
59–73°F
dry
2019
56–70°F
dry
2018
58–78°F
dry
2017
57–65°F
dry
Best months to race in Michigan →
About this race
Get ready to run (or walk!) the beautiful shores of Muskegon at the 2027 Trinity Health Seaway Run! Mark your calendars for Saturday, June 26, 2027, and join us for a Half Marathon, 10k, 5k, or a Community Walk. Whether you’re racing for a personal best or strolling with friends, there’s something for everyone. Plus, bring the little ones to our free Kids Fun Run on Friday, June 25.
Registration opens November 27, 2026 for all events.
All race registrations include a race shirt, medal, post-race treat ticket, and snacks at the finish line. Visit seawayrun.com for all the details.
Course map
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Run clubs near Muskegon to train with before race day.
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