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Date:
Sat, Jul 11, 2026 at 7:30 AM
Location:
Livingston County, Michigan
48137
United States
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Links:
runsignup.com
Tags:
1 Miles Aquabike Cycling Duathlon Open Water Run Swim Trail Triathlon

Since 1986, the iconic and classic Ann Arbor Tri has been held in the Pinckney Recreation Area at Halfmoon Lake, one of the largest state parks in all of Michigan. You’ll swim the open waters of Halfmoon, bike the rolling paved country roads of the surrounding rural area, and then run the Potowatomi Trail. It’s a classic course you’ll come back to again and again.

Choose Your Challenge!

Olympic Triathlon — 1500 meter swim (64 lengths in a standard metric pool), 28-mile paved road bike, 5.3-mile trail run (Yes, it's really an Olympic: (USAT Distances Defined)

Sprint Triathlon — 750-meter swim (32 lengths in a standard metric pool),14-mile paved road bike, 3.5 mile trail run

Olympic Aquabike (swim bike done) — 1500 meter swim, 28-mile paved road bike

Sprint Duathlon — 2-mile paved run, 14-mile paved road bike, 3.5 mile trail run

Olympic Relay — team up with one or two friends to complete our Olympic Triathlon together

Sprint Relay — team up with one or two friends to complete our Sprint Triathlon together

Park Entry

A State Park permit or Recreation Passport is needed to enter Pinckney Recreation Area. Visit the Michigan Department of Natural Resources here for pricing and more information.

Host Club

The Ann Arbor Tri Club and the University of Michigan Tri Team will be your host clubs for this event. We are grateful to them for providing volunteers and bringing sharing their passion, dedication, and spirit to the Ann Arbor Tri!

To learn more about Ann Arbor Tri Club, CLICK HERE.

To learn more about The University of Michigan Tri Team CLICK HERE.

To learn more about our club sponsorship program, CLICK HERE.

Course

Please note that in the interest of safety, all courses are subject to change at any time at the discretion of the race director.

750m Swim Course Map (2x for Oly)

Duathlon 1st Leg

Sprint Bike Course Map

Olympic Bike Course Map

Sprint and Mini Run Course

Olympic Run Course

USA Triathlon Distance Defined

Start Times

While start times are noted in the event information, all start times are subject to change. All participants must be at the mandatory race meeting on the beach at 7:15 AM and ready to race by 7:30 AM. An official race schedule will be sent in the pre-race information.

Post-Race Party

Stick around post race for food and festivities! Our Epic staff and volunteers will be cooking up pancakes, breakfast burritos, and more for race participants.

Zero Waste

The event is a Leave No Trace event. Learn more about our race-day recycling and composting efforts here. Want more information about running a great race and leaving no trace? Click here to visit Happy Planet Running!

→ Read the 2023 Ann Arbor Tri sustainability report here!

More cycling events nearby

  • Mighty Mile - FREE RACE FOR KIDS - Dansville [runsignup.com]

    Wed, May 27, 2026 at 6:30 PM

    Description

    The Mighty Mile is for kids only ages 5 to 14 years old. All runners will receive a T-shirt, Backpack, and a chipped timed accurate mile. Once the runner crosses the finish line they will receive a...

    The Mighty Mile is for kids only ages 5 to 14 years old. All runners will receive a T-shirt, Backpack, and a chipped timed accurate mile. Once the runner crosses the finish line they will receive a Mighty Mile Finisher Medal.

    The race is part of the Michigan Running Foundation Mighty Mile series put on at several locations in Michigan in an effort to encourage our children to run and stay active. This race located at Dansville High School on Wednesday evening May 27th. We hope to have a fun and challenging event for all the kids to get their summer off to a running and healthy start!

    Calling all Elementary and Middle School students: Finish up your school year with a challenging and fun mile and get your Summer off to an active healthy start!

    FREE! There is no entry fee to run the Mighty Mile. It is a free race for any child ages 5 to 14 years old.

    Online registration only: To participate in the event you must register your child on this site prior to the race. We need to know your child's information before the race so we can issue a bib number for them and have their shirt sizes and other race materials ready for them. There will be no registration available at the race.

    Race is limited to the first 200 participants. Register for the race early!

    SCHEDULE

    Race 1: 6:30pm | 5 - 7 year olds

    Race 2: 6:50pm | 8 – 9 year olds

    Race 3: 7:10pm | 10 - 11 year olds

    Race 4: 7:25pm | 12 - 14 year olds

    RESULTS: This race will be electronically timed using the disposable tag system on the bib number. Results will be available immediately after the race and will be posted on this web site.

    AWARDS: There are no awards for the race. The purpose of the program is for the runner to challenge themselves to run their best race and start a healthy lifestyle. All of the runners will receive a Mighty Mile medal when they cross the finish line!

    COURSE INFORMATION: The start and finish is on the Dansville Track. The first 1/4 mile of the race is on the track, the runners then make a loop on school grounds and finish with a 1/4 mile on the track. It is an ideal course to watch your child run the entire mile while staying in the stands. Feel free to run with your child! We will have members of the Dansville High School Cross Country team along the entire course to offer encouragement and support.

    ENTRY FEE: The race is FREE there is no entry fee BUT Registration for the race must be done online on this site prior to the race. There will be no registration available at the race.

    PACKET PICK UP: Race day at Dansville High School starting at 5:45 pm.

    Bring water for your child. There is not water available at the race.

    If you can't make this Mighty Mile but would like your child to run in one click HERE to check out all the Mighty Miles we put on throughout Michigan.

    The race is hosted by the MICHIGAN RUNNING FOUNDATION a non profit whose mission is to encourage youth running.

    20.9 km
    1264 E South St, Ingham Township, Michigan, 48819, United States
    OpenStreetMap Google Maps

    1 Miles Kids Run

  • DEXTER-ANN ARBOR RUN [dxa2.com] [Register at runsignup.com]

    Sat, May 30, 2026 at 10:00 AM

    Description

    Ann Arbor Track Club invites you to our 52nd running of Michigan's scenic Dexter-Ann Arbor Half Marathon, 10K, 5K and Kids Run.

    21.4 km
    2615 Baker Road, Washtenaw County, Michigan, 48130, United States
    OpenStreetMap Google Maps

    3.1 Miles 5k 6.2 Miles 13.1 Miles Run

  • Heart and Soul 5k [runsignup.com]

    Sat, Jun 06, 2026 at 9:00 AM

    Description

    This fun and inspiring race benefits Ainsley's Angels Michigan and Livingston County Special Olympics. This super flat, paved course is great for runners, walkers and wheeled athletes. The course...

    This fun and inspiring race benefits Ainsley's Angels Michigan and Livingston County Special Olympics. This super flat, paved course is great for runners, walkers and wheeled athletes. The course will cover the Howell High School campus with a start and finish on the track/football field.

    The mission of Special Olympics Michigan is to provide year-round sports training and athletic competition for children and adults with intellectual disabilities. Special Olympics has an ongoing need to raise funds for rental fees at practice facilities, uniforms and to attend games/tournaments.

    Ainsley’s Angels celebrates everyone’s ability by pairing runners with riders. Together, the team works to safely accomplish local road races, while having fun. The Angel Athlete-rider is the core of the team and pulls the runner across the finish line with smiles, cheers and immeasurable inspirational spirit. With the health and well-being of the Angel Athlete-rider as of the foremost priority, Ainsley’s Angels provides the equipment to ensure everyone can experience endurance events. Serving as advocates to providing education and participating as active members in our local community, we believe everyone deserves to be included. Funds raised are used to buy specialized racing chairs.

    Neither of these charities charge their athletes anything to take part and they survive completely on donations.

    Chip timing, post-race snacks, cool swag and raffle prizes will be available. Prizes to the overall male and female winner, everyone is entered into drawings for all other prizes.

    Race day sign up is allowed but to guarantee a shirt please sign up by May 18.

    Strollers are welcome to take part in the event. Service animals are welcome as well, but please leave all other pets at home.

    THE DEADLINE TO GUARANTEE A SHIRT IS May 18th

    Looking to add more sponsors to our shirt or more prize sponsors for our giveaway. Hit the contact button if interested in helping out.

    20.2 km
    1200 West Grand River, Howell, Michigan, 48843, United States
    OpenStreetMap Google Maps

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  • Sheila Larson Memorial | Run for the Impact 5k run/walk & 1 mile walk [runsignup.com]

    Sat, Jun 06, 2026 at 9:00 AM

    Description

    A beautiful 5k

    through a meadow, the woods

    a corn field, an open field

    and back again.

    Or stroll for 1 mile

    through an open meadow.

    Food | Music

    Now offering on-site parking

    Date: Saturday, June 6th...

    A beautiful 5k

    through a meadow, the woods

    a corn field, an open field

    and back again.

    Or stroll for 1 mile

    through an open meadow.

    Food | Music

    Now offering on-site parking

    Date: Saturday, June 6th - 2026 at 9:00 AM

    Location - Family Impact Wellness Center, 9430 W. Grand River Ave., Fowlerville, MI 48836.

    Pricing 5k - Early registration $35 until 5/25 includes shirt. $40 from 5/26 through race day

    Pricing 1 mile - Early registration $20 until 5/25 includes shirt, $30 from 5/26 through race day

    Virtual event - $30, no shirt

    T-shirts are guaranteed with entry by 5/25. Sizes Adult and Youth.

    Packet pickup - Race day morning starting at 8:00 am

    5k Awards:

    Top Male and Female

    Top Male and Female Grand Master - over 50

    Top Male and Female Senior Master - over 60

    Top Male and Female 14 and under

    Top Male and Female 15 to 19

    Top Male and Female 20 to 29

    Top Male and Female 30 to 39

    Top Male and Female 40 to 49

    Top Male and Female 50 to 59

    Top Male and Female 60 to 69

    Top Male and Female 70 and over

    Proceeds - All proceeds go to the Family Impact Centers, a nonprofit organization. It supports a client-choice food pantry, clothing donations, counseling, tutoring, bible studies, parenting classes, health and wellness workshops, grief counseling, holiday food donations, and back-to-school donations for families in our community. For more information, please visit https://www.familyimpactcenters.com/

    The event will be professionally timed by the Michigan Running Foundation. Results will be live during the event and posted on this website.

    22.7 km
    9430 W Grand River Rd, Livingston County, Michigan, 48836, United States
    OpenStreetMap Google Maps

    1 Miles 3.1 Miles 5k Run Virtual Walk

  • DefiPlate™ Games [ironpodium.com] [Register at runsignup.com]

    Sat, Jun 06, 2026 at 12:00 PM

    Description

    🏋️‍♂️ Deficit Deadlift + 5K Hybrid Competition (Run-Only Entry)

    Location: Hudson Mills Metropark – Dexter, MI

    Date: Saturday, June 6, 2026

    Presented by: DefiPlate™

    🏃‍♀️ Event Info

    This registration...

    🏋️‍♂️ Deficit Deadlift + 5K Hybrid Competition (Run-Only Entry)

    Location: Hudson Mills Metropark – Dexter, MI

    Date: Saturday, June 6, 2026

    Presented by: DefiPlate™

    🏃‍♀️ Event Info

    This registration is for the 5K Run portion only of the DefiPlate™ Hybrid Strength & Speed Competition.

    If you wish to compete in the full hybrid event (Deficit Deadlift + 5K Run), please register separately on Iron Podium:

    👉 Register for the Full Hybrid Competition on Iron Podium

    The 5K is a USATF-measured course that runs through the scenic Hudson Mills Metropark loop.

    All runners will receive official chip timing, individual results, and event placement recognition.

    ⚙️ Hybrid Competition Overview (for reference)

    The full hybrid event challenges athletes to perform two scored disciplines:

    Deficit Deadlift (using DefiPlate™ and a stiff bar)

    5K Run

    Competitors’ rankings are based on a combined 50/50 scoring system, rewarding both strength and endurance.

    (Example: a strong deadlifter can still win if they post a solid run time — balance is key.)

    📏 5K Course Details

    Distance: USATF-certified 5,000 meters (Hudson Mills loop)

    Start: Mass start with chip timing

    Course Surface: Paved park path, scenic and flat

    Rules:

    No pacers, bikes, or outside assistance allowed (disability exception)

    All participants must finish under their own power

    Water stations provided

    🏆 Divisions

    Open Men’s

    Open Women’s

    Masters Men’s (55+)

    Masters Women’s (55+)

    All finishers receive race results and recognition. Division winners will be acknowledged on the event leaderboard.

    💡 Want the Full Challenge?

    The Hybrid division combines both strength and speed.

    To compete in Deficit Deadlift + 5K, sign up here:

    👉 Iron Podium Registration – Full Hybrid Competition

    🕐 Schedule (Run-Only Participants)

    Check-In: 8:30 AM

    Start Time: 12:00 pm

    Awards Ceremony: Approx. 1:00 pm

    🅿️ Parking & Location

    Hudson Mills Metropark

    8801 N Territorial Rd, Dexter, MI 48130

    Standard park entry fees apply.

    📞 Contact Information

    Questions? Email Jake Ciolino at [email protected]

    Follow updates on Instagram: @defiplate

    22.2 km
    8801 N. Territorial Road, Webster Township, Michigan, 48130, United States
    OpenStreetMap Google Maps

    5k Run

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