Woldumar Trail Run
- Date Sun 2nd November 2025
- Time 9:00AM EST
- Location Lansing, Michigan
- Price Free - $33.38
- Races 2 races
- Distances 5km, 1 Mile
Event summary
Get ready for an exhilarating outdoor experience at the 17th Annual Woldumar Trail Run, taking place on Sunday, November 2, 2025, at the stunning Woldumar Nature Center in Lansing, Eaton. This vibrant event invites runners, walkers, and nature lovers to delight in the breathtaking fall scenery as they traverse over 180 acres of diverse landscapes including prairies, pine forests, wetlands, and hardwood forests along the Grand River. Participants can choose from a fun-filled Muskrat Mile Fun Run starting at 9:00 AM or the more challenging 5K run/walk kicking off at 9:30 AM.
As you enjoy the thrill of the race, know that your participation supports vital environmental education for over 7,000 students in the Greater Lansing Area each year. Plus, all participants receive a long-sleeve shirt and a chance to win custom finisher medallions and hand-made natural wood plaques for top finishers in each age group. Don’t miss out on this chance to connect with nature, support a great cause, and make lasting memories. Secure your spot today, as pre-registration is required, and be part of this fantastic community event dedicated to educating and inspiring future generations about the natural world
As you enjoy the thrill of the race, know that your participation supports vital environmental education for over 7,000 students in the Greater Lansing Area each year. Plus, all participants receive a long-sleeve shirt and a chance to win custom finisher medallions and hand-made natural wood plaques for top finishers in each age group. Don’t miss out on this chance to connect with nature, support a great cause, and make lasting memories. Secure your spot today, as pre-registration is required, and be part of this fantastic community event dedicated to educating and inspiring future generations about the natural world
Organiser's Description
Runners, walkers, and nature enthusiasts! You are invited to enjoy the beauty of fall on the trails at WOLDUMAR NATURE CENTER.
Join us on Sunday, November 2nd for the 17th Annual Woldumar Trail Run presented by Lake Trust Credit Union!
The WOLDUMAR NATURE ASSOCIATION is a Lansing, MI based nonprofit that engages over 7,000 students in outdoor education each year. You'll enjoy the beauty of our prairie, pine forest, wetlands, and hardwood forest as you run along the Grand River on over 180 acres protected by the Association.
Not only is this the perfect fall run on a beautiful course, but _most importantly_ your participation supports quality science education that instills passion for the natural world in young people throughout the Greater Lansing Area. Your support furthers our mission: "To educate people about the natural environment."
IMPORTANT DETAILS:
* To streamline the event day, PRE-REGISTRATION IS REQUIRED. THERE WILL NOT BE A RACE-DAY REGISTRATION OPTION.
* The course has varied natural running surfaces (no pavement) so we encourage you to run cautiously.
* Refreshments are provided after the race.
* Children's activities are offered during and after the 5K event.
* Pets are not allowed on the course during the in-person event, but are welcome on the trails during other times while the course is up.
* Participants may walk with strollers, but should be prepared for a rugged and varied terrain.
* Long-sleeve shirts are included with registration. Additional shirts may be purchased for $20 at the race while supplies last. Shirts not guaranteed after 10/19/2025.
* Be sure to register early, as there is no race day registration.
* EARLY PACKET PICKUP will be held on Thursday, October 30th from 4-6pm at the Woldumar Nature Center, inside the Merry Olds Room.
* DAY-OF PACKET PICKUP STARTS AT 8:00 AM THE DAY OF THE EVENT.
* MUSKRAT MILE FUN RUN BEGINS AT 9:00 AM.
* 5K RUN/WALK STARTS AT 9:30 AM.
* WOLDUMAR NATURE CENTER IS LOCATED AT 5739 OLD LANSING RD, LANSING MI 48917
PRICING:
* 5K registration:
* 8/1/25-8/31/25 Individual Registration: $30
* 9/1/25-10/1/25 Individual Registration: $35
* 10/2/25-11/2/25 Individual Registration: $40
* DEADLINE TO SECURE DESIRED SHIRT SIZE: 10/19/2025
* _Group Registration Discount save $5 per person when registering 4 or more at the same time_
* Muskrat Mile registration: FREE thanks to our generous sponsor, Delta Dental
* DONATE $50 AND RECEIVE $25 OFF YOUR ENTRY FEE
* DONATE $100 AND RECEIVE COMPLIMENTARY REGISTRATION
* THANK YOU for considering a donation. All donations and proceeds from the 5K support quality environmental education and land protection!
AWARDS:
Hand-made natural wood plaques for overall first place for all genders
Custom finisher medallions for all participants.
1st-3rd place awarded in each age group all genders: 14 and under, 15-19, 20-29, 30-39, 40-49, 50-59, 60-69, and 70 and over.
Results will be live during the race and available afterward on RunSignup in the results tab at the top.
The race is professionally timed by the MICHIGAN RUNNING FOUNDATION.
LEARN MORE ABOUT VOLUNTEER OPPORTUNITIES BY CLICKING HERE [https://runsignup.com/Race/Volunteer/MI/Lansing/WoldumarTrailRun].
IF YOU ARE INTERESTED IN SPONSORING THIS EVENT, PLEASE CONTACT [email protected]
Join us on Sunday, November 2nd for the 17th Annual Woldumar Trail Run presented by Lake Trust Credit Union!
The WOLDUMAR NATURE ASSOCIATION is a Lansing, MI based nonprofit that engages over 7,000 students in outdoor education each year. You'll enjoy the beauty of our prairie, pine forest, wetlands, and hardwood forest as you run along the Grand River on over 180 acres protected by the Association.
Not only is this the perfect fall run on a beautiful course, but _most importantly_ your participation supports quality science education that instills passion for the natural world in young people throughout the Greater Lansing Area. Your support furthers our mission: "To educate people about the natural environment."
IMPORTANT DETAILS:
* To streamline the event day, PRE-REGISTRATION IS REQUIRED. THERE WILL NOT BE A RACE-DAY REGISTRATION OPTION.
* The course has varied natural running surfaces (no pavement) so we encourage you to run cautiously.
* Refreshments are provided after the race.
* Children's activities are offered during and after the 5K event.
* Pets are not allowed on the course during the in-person event, but are welcome on the trails during other times while the course is up.
* Participants may walk with strollers, but should be prepared for a rugged and varied terrain.
* Long-sleeve shirts are included with registration. Additional shirts may be purchased for $20 at the race while supplies last. Shirts not guaranteed after 10/19/2025.
* Be sure to register early, as there is no race day registration.
* EARLY PACKET PICKUP will be held on Thursday, October 30th from 4-6pm at the Woldumar Nature Center, inside the Merry Olds Room.
* DAY-OF PACKET PICKUP STARTS AT 8:00 AM THE DAY OF THE EVENT.
* MUSKRAT MILE FUN RUN BEGINS AT 9:00 AM.
* 5K RUN/WALK STARTS AT 9:30 AM.
* WOLDUMAR NATURE CENTER IS LOCATED AT 5739 OLD LANSING RD, LANSING MI 48917
PRICING:
* 5K registration:
* 8/1/25-8/31/25 Individual Registration: $30
* 9/1/25-10/1/25 Individual Registration: $35
* 10/2/25-11/2/25 Individual Registration: $40
* DEADLINE TO SECURE DESIRED SHIRT SIZE: 10/19/2025
* _Group Registration Discount save $5 per person when registering 4 or more at the same time_
* Muskrat Mile registration: FREE thanks to our generous sponsor, Delta Dental
* DONATE $50 AND RECEIVE $25 OFF YOUR ENTRY FEE
* DONATE $100 AND RECEIVE COMPLIMENTARY REGISTRATION
* THANK YOU for considering a donation. All donations and proceeds from the 5K support quality environmental education and land protection!
AWARDS:
Hand-made natural wood plaques for overall first place for all genders
Custom finisher medallions for all participants.
1st-3rd place awarded in each age group all genders: 14 and under, 15-19, 20-29, 30-39, 40-49, 50-59, 60-69, and 70 and over.
Results will be live during the race and available afterward on RunSignup in the results tab at the top.
The race is professionally timed by the MICHIGAN RUNNING FOUNDATION.
LEARN MORE ABOUT VOLUNTEER OPPORTUNITIES BY CLICKING HERE [https://runsignup.com/Race/Volunteer/MI/Lansing/WoldumarTrailRun].
IF YOU ARE INTERESTED IN SPONSORING THIS EVENT, PLEASE CONTACT [email protected]
Races
-
Woldumar 5K Trail Run
Incl. $3.38 Fee & Long Sleeve Hooded Shirt
Sun 2nd November 2025 (9:30AM EST)
$33.38
The Woldumar Trail Run is proudly presented by Lake Trust Credit Union. -
Delta Dental Muskrat Mile
Incl. T-Shirt
Sun 2nd November 2025 (9:00AM EST)
Free
The Muskrat Mile is a 1-mile course intended for participants who wish to participate in a shorter distance. Donations are appreciated. The Muskrat Mile is proudly presented by Delta Dental.
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