Events 2021 Cleveland Marathon Weekend - May 15 & 16, 2021 Marathon (includes walking division) - Sunday, May 16, 2021 Half Marathon (includes walking division) - Sunday, May 16, 2021 10K (includes walking division) - Saturday, May 15, 2021 5K - Saturday, May 15, 2021 Challenge Series - Saturday and Sunday, May 15 & 16, 2021 Save Save Save Save Top