University Hospitals Cleveland Marathon returns for its 50th year on May 15-16, 2027, one of the Midwest's most established running events since its 1978 founding. The event spans a full marathon, half marathon, 10K, and 5K, drawing roughly 12,000 runners from across the U.S. and internationally. The field splits close to evenly between men and women, with a social following of 32,000 and an estimated 2M social impressions surrounding race weekend. The marathon has welcomed 500,000+ runners since inception, generating over $15 million annually for the local economy and donating more than $4 million to nonprofit partners, giving sponsors economic and charitable impact alongside race-day visibility.