Dirty 30 Gravel

APR
11
2026
Experience the 9th annual Dirty 30 Gravel Grinder in Saranac, Michigan. Choose from multiple cycling and running distances ranging from a 5K run to a 100 mile bike ride through Ionia County.
Sat 11 Apr 2026
50 kilometers 10 kilometers 5 kilometers

Always double-check with the organizer's website! This page may contain affiliate links.

Dirty 30 Gravel Grinder

The Dirty 30 Gravel Grinder is a multi-discipline sports event held in Saranac, Michigan, within Ionia County. Located near Grand Rapids, this event celebrates its 9th annual edition in 2026. The competition serves as the second race in the Michigan Gravel Race Series (MGRS), offering a variety of distances for cyclists and runners.

The event features a wide range of course options on gravel terrain:

  • 100 Mile Bike - The Savage Century, part of the MGRS Ultra category.
  • 50 Mile Bike - The Filthy 50, part of the MGRS Long category.
  • 30 Mile Bike - The Dirty 30, part of the MGRS Short category.
  • 16 Mile Bike - The Unclean 16, part of the MGRS Mini category.
  • 6 Mile Bike - The Slick 6 ride.
  • 50K Run - A long distance footrace option.
  • 10K Run - A mid distance footrace option.
  • 5K Run - The Stride 5 footrace.
  • Kids Ride - The D3.0 event specifically for children.

Training plans and nutrition guidance are available to participants. The event utilizes a team format and provides professional timing for results. Amenities include packet pickup and access to event photos and videos following the race. Visit the organization's website for the most recent information.

50 km
Filthy 50 50k Run
10 km
Slick 6 10k Run
5 km
Stride 5 5k Run
Dirty 30 30 M Bike
Filthy 50 50 M Bike
Savage Century 100 M Bike
Slick 6 6 M Bike
Unclean 16 Bike