the overGRound marathon/relay
Oct 25Grand Rapids, MIMarathon relay
Also a marathon, 1 mi from University of Michigan Health-West Grand Rapids Marathon, registration open
Aid stations, cutoffs and pacing in one plan, with the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.
Build my planUniversity of Michigan Health - West Grand Rapids Marathon
Foster Swift Half Marathon
Pepsi Zero Sugar Marathon Relay
Run Thru The Rapids 5K & 10K
Race insurance offered through RunSignUp on our registration page. For info on claims: CLICK
(For complete info on packet pickup, course, race day info, FAQ, etc, please see our main Grand Rapids Marathon website)
Registration opens
Nov 3, 2025
Tier 1 ends
Dec 31, 2025
Tier 2 ends
May 15, 2026
Tier 1 ends
Aug 15, 2026
Tier 3 ends
Aug 15, 2026
Tier 4 ends
Sep 30, 2026
Tier 2 ends
Sep 30, 2026
Registration closes
Oct 18, 2026
Race day
Oct 18, 2026
Tier 5 ends
Oct 18, 2026
Tier 3 ends
Oct 18, 2026
Relay Marathon
Tier 5, until Oct 18, 2026
$412.50
Handcycle - Marathon
Tier 5, until Oct 18, 2026
$165
Marathon
Tier 5, until Oct 18, 2026
$165
Half Marathon
Tier 5, until Oct 18, 2026
$145
Run Thru The Rapids 10K
Tier 3, until Oct 18, 2026
$52.50
Run Thru The Rapids 5K
Tier 3, until Oct 18, 2026
$52.50
Registration openings and major changes, like a new date or a cancellation.
Can't race, or need an entry? Post it here so nobody has to ask if it's still available.
Oct 25Grand Rapids, MIMarathon relay
Also a marathon, 1 mi from University of Michigan Health-West Grand Rapids Marathon, registration open
Oct 24Lansing, MIMarathon, Half Marathon +2
Also a marathon, 59 mi from University of Michigan Health-West Grand Rapids Marathon, registration open
Oct 18Detroit, MIMarathon, Relay
Also a marathon, 140 mi from University of Michigan Health-West Grand Rapids Marathon, registration open
Nov 14Columbia City, INMarathon, Half Marathon
Also a marathon, 125 mi from University of Michigan Health-West Grand Rapids Marathon, registration open
Straight-line distance
Oct 18Walker, MIMarathon
Oct 24Lansing, MIMarathon, Half Marathon +2
Oct 25Grand Rapids, MIMarathon relay
Nov 8Port Austin, MIMarathon, Half Marathon +1
Oct 10Grand Rapids, MI5K
Oct 17Grand Rapids, MI1.2 mi
Oct 24Grand Rapids, MI5K
Oct 31Grand Rapids, MI5K
Oct 31Walker, MIHalf Marathon, 10K +1
Oct 10Kentwood, MI5K
Sep 25, 2027Belmont, MI100 mi, 50 mi +2
Oct 10Caledonia, MIHalf Marathon, 10K +2
Oct 10Lowell, MI5K
Oct 10West Olive, MI12 hr, 6 hr +3
Oct 6Toledo, OH5K
Oct 9Albion, IN150 mi, 100 mi +1
Oct 9Chicago, IL
Oct 9Inkster, MI5K
Oct 10Niles, IL5K
Oct 10Montrose, MI5K, 1 mi
Oct 10Holland, MI5K
Oct 10Flossmoor, IL5K
Build your aid station plan, organize your crew, and dial in your nutrition strategy. Everything you need to finish strong.
Build my planAre you the race director for University of Michigan Health-West Grand Rapids Marathon?
Claim this race to manage registration, volunteers, and race day.