Indianapolis Monumental Marathon
| Indianapolis Monumental Marathon | |
|---|---|
Logo for the Indianapolis Monumental Marathon | |
| Date | November |
| Location | Indianapolis, Indiana, United States |
| Event type | Road |
| Distance | Marathon, half marathon, 5K |
| Primary sponsor | CNO Financial Group |
| Established | 2008 |
| Course records | Men: 2:12:28 (2025) Joe Whelan Women: 2:35:36 (2023) Rachel Hannah |
| Official site | monumentalmarathon |
| Participants | 15,000 (2023) |
The Indianapolis Monumental Marathon is an annual road marathon held in early November in Indianapolis, Indiana. The marathon was first held in 2008 and also includes a half marathon and 5K run. Since 2016, it has been the only full fall marathon run in Indianapolis. In 2025, there were 6,674 finishers and it is ranked one of the top 15 largest marathons in the U.S.