Michigan · Marathon · Relay Marathon
the overGRound marathon/relay
the overGRound marathon/relay is a marathon and Relay Marathon event held in Grand Rapids, Michigan. It was last held on October 25, 2026 and is usually run in October; the next date hasn't been announced yet.
- Usually held
- October
- Location
- Grand Rapids, MI
Race details
- Last held
- October 25, 2026
- Usually held in
- October
- Location
- Grand Rapids, Michigan
- Distances
- Marathon, Relay Marathon
- Registration
- runsignup.com
Registration, course & weather
- Registration status
- Registration status as last checked September 25, 2026: open
- Start time
- 8:00 AM EDT
- Course profile
- Loop course; Road surface; Not USATF certified
- Typical race-day weather
- about 35°F at the start, 87% humidity, 7 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 25, 2026)
About the the overGRound marathon/relay
The overGRound is a free, unsanctioned marathon and marathon relay through the city of Grand Rapids whose route showcases the variety of GR’s features and neighborhoods (beyond Butterworth and Millennium). This is an inclusive, supportive, and free running event celebrating community and a grassroots, no frills spirit of running and free fitness. It is a co-hosted event featuring the many wonderful running and fitness communities of Grand Rapids. Together, participating clubs can invite people …
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Guides from the RaceRove blog
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- Blog All guides Planning advice for finding, choosing and travelling to races.
the overGRound marathon/relay: common questions
- When is the the overGRound marathon/relay?
- The next date hasn't been announced in the listing yet. The race is usually held in October. Check the organiser's website for the official date.
- Where is the the overGRound marathon/relay held?
- In Grand Rapids, Michigan.
- What distances does the the overGRound marathon/relay offer?
- Marathon and Relay Marathon.
- How do I register for the the overGRound marathon/relay?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the the overGRound marathon/relay?
- Registration status as last checked September 25, 2026: open.
- What time does the the overGRound marathon/relay start?
- 8:00 AM EDT.
- What is the course like at the the overGRound marathon/relay?
- Loop course; Road surface; Not USATF certified.
- What is race-day weather usually like at the the overGRound marathon/relay?
- about 35°F at the start, 87% humidity, 7 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 25, 2026).
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.