Riders came to West Michigan from 1982-2021 to accept the Challenge. Here’s what they have to say about N24HC:

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

2021

2019

2018

2017

2016

2015

2021

2019

2018

2017

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.