12900 Hazel Dell Parkway, Carmel IN
Saturday, March 22nd, 2025
The Oldest Race in the State of Indiana - and the Flagship Race of Indy Runners and Walkers Club!
The Sam Costa Half and Quarter Marathons are organized by Indy Runners and Walkers, Indiana's largest RRCA-affiliated club.
Register for the Sam Costa Half Marathon and Quarter Marathon
Starting Line Map
Suggested Races