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!
Fun For The Whole Family
The National 24-Hour Challenge
24-Hour Bicycle Ride
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 ride begins and ends at 8 am. How far will you go?
Every journey starts with a first step. Your journey starts now.
You’ve been here before and can’t wait for June.
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.