Registration is Open - Sign Up Now!
Exciting improvements; same great N24HC!
We’ve made a few changes – including non-stop checkpoints and a single daytime loop with closer checkpoints and better facilities! And a better Sunday breakfast!
Thank you, riders, crews, & especially volunteers!
It was another great event - see you next year!
Searchable results and photo galleries will be coming in the next few days. In the meantime, check out this year’s results over at 24hr.bike
THE CHALLENGE
The ride begins and ends at 8 am. How far will you go?
NEW RIDERS
Every journey starts with a first step. Your journey starts now.
RETURNING RIDERS
You’ve been here before and can’t wait for June.
GALLERIES
2019
2018
2017
2016
2015
2014
News and Announcements
OUR SPONSORS
COMMUNITY SUPPORTERS
“I NEVER KNEW WHAT I COULD NOT DO; THEREFORE, I WAS WILLING TO TRY ANYTHING”
This year, explore your limits at the National 24-Hour Challenge – the oldest and largest ultramarathon cycling event in the nation. Come to beautiful West Michigan and test yourself in the company of 400 riders. The N24HC is your opportunity to find out what you can do.
