Indianapolis Monumental Marathon Route 2024 Dates. Get quick access to key resources for the cno financial indianapolis monumental marathon, half marathon, and 5k here: On behalf of cno financial group, i’m honored to welcome you to the 2024 cno financial indianapolis monumental marathon, half marathon and 5k.

November 9, 2024 event time: Et on january 1 and closes at noon et on wednesday, november 6, unless the race sells out before this date.