ONLINE REGISTRATIONS ARE NOW CLOSED!
If it's Thursday race week in KONA, it's the UNDERPANTS Run! The tradition continues in its 22nd Year. A small donation of $25 will get you your choice of UNDERPANTS run merchandise. Donations help support local charities.
START your registration process by choosing one item to the right that is included with your registration. Additional items can be purchased at the end of the registration process.
THE COURSE - 1.5 miles/ 2.4 km total. Starting and finishing at the Courtyard By Marriott King Kamehameha’s Kona Beach Hotel, in the parking lot where the IRONMAN Banquets take place and then running out onto the pier, south along Ali’i Drive with a turnaround through Uncle Billy’s.
Click here to view map >>
Tuesday, October 8th at the Multisports.com booth in the IRONMAN expo from 12 pm-7 pm
Wednesday, October 9th - 9 am - 4 pm
Thursday morning October 10th starting at 6 am at the Courtyard by Marriott King Kamehameha’s Kona Beach Hotel parking lot where the event starts and finishes.