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  • Distance: 16.1 km from Grass Lake Charter Township
    Sat, Jul 11, 2026 at 6:30 AM

    The Ride

    One Helluva Ride is Ann Arbor Bicycle Touring Society's signature event. This event allows AABTS to advocate for cycling in not just our community but across Michigan. Proceeds from this event are used to fund philanthropic activities, which include donating thousands of dollars for things like helmets, out-reach, education, and other charitable causes each year.

    Join us for a day of scenic bicycle touring over tree-lined roads and beautiful gravel trails. The routes wind through rural and recreational areas and vary enough to appeal to a broad range of cyclists. We welcome all categories of riders.

    When / Where

    The ride will be held on Saturday, July 11, 2026. Pre-registered check in starts at 6:30am. All rides start and end at Chelsea High School (740 N Freer Rd, Chelsea, MI 48118). Enter high school to park from Trinkle Rd.

    NOTE: New starting location for 2026!

    Routes

    Updated routes for 2026.

    Four paved road rides (20 -100 miles) and one gravel route (42 miles) are offered. Routes will be marked, and maps via RidewithGPS available for download. All rides start and end at Chelsea High School in Chelsea, Michigan. SAG support and bike mechanics will be available.

    Routes subject to change based on road conditions - always check prior to the ride at www.aabts.org/ohr for the latest routes.

    Food

    There will be lunch from Slows Bar BQ of Detroit (including vegetarian and vegan), snacks and beverages at rest stops.

    Merchandise

    You can order a custom t-shirt and socks via the RunSignUp Store. T-shirts and socks ordered will be available for pickup when you check-in the day of the ride.

    NOTE: T-shirt ordering closes as of June 21st and sock orders on July 5th. Some limited supplies will be for sale day of the ride.

    Other

    No day of ride registration! Online registration closes July 5th.

    Questions: [email protected] / Full ride details found on our website (aabts.org/ohr).

    See full details
    40 MilesCyclingGravelRunTrail via RunSignup
  • Distance: 23.9 km from Grass Lake Charter Township
    Sat, Jul 11, 2026 at 7:30 AM

    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!

    See full details
    1 MilesAquabikeCyclingDuathlonOpen WaterRunSwimTrailTriathlon via RunSignup
  • Distance: 15.4 km from Grass Lake Charter Township
    Sat, Aug 01, 2026 at 8:30 AM

    Welcome to the 51st running at beautiful Clark Lake. WOW ! ! OVER a Half a century of Road Racing at beautiful Clark Lake. Please come celebrate with us. The first run was in 1976 and only one event was a 7 Mile around the Lake. In 1993 WE made the 7 miler a 12K and added a 5K Run, 5k Walk & 3/4K kids Run. This year we will again be putting an emphasis on the 12K with added prize money in this event. Truly one of Michigan's Premier summer events. You will enjoy the course that encompass the lake on gently rolling hills with breathtaking lake front views, Our post race party and award ceremony at the Beach Bar Patio on the shore of Clark Lake is second to none. The proceeds from this event will be used for the continued progress and maintenance of The Thomas R. Collins Memorial Spirit Trail.

    Packet Pick Up & Registration: Friday July 31st from 5:30pm to 7:30pm at the Beach Bar 3509 Ocean Beach Rd Clark Lake. Race Day 7am to 8:15 am

    Start Times: 8:30 am 12k Run - 8:35 am 5k Run - 8:36 am 5k Walk and Kids fun run 9:45 am

    Special New Years pricing, only $20 from 1/1 to 1/15.

    12k and 5k Entry Fee with Shirt: $35 until 7/26, $40 after 7/26. Entry Fee without Shirt: $30 until 7/26 $35 after 7/26

    A Time limit for the 12K run is 90 minutes (12-minute pace). You must be able to finish the 12K within 90 minutes or please sign up for the 5K Run. No one under the age of 12 is allowed in the 12K Run.

    Kids 3/4K Fun Run Entry Fee with Shirt: $13 until 7/26, $15 after 7/26 - Entry Fee without Shirt: $8 until 7/26, $10 after 7/26.

    Be sure to preregister! - The fee goes up and there are very limited shirt sizes on race day.

    Online registration is open until Thursday, July 30th at 11:59 PM. In-person registration is available Friday from 5:30 pm to 7:30 pm and race day morning starting at 7 am. HIGHLY ENCOURAGE REGISTERING ONLINE.

    Results: Your accurate chip time and place will be texted to your phone and posted on this site. Printed results will be posted on site.

    Overall Awards will be given to the top male and female finishers of Open (all ages), Masters (40+) in the 12k Run, 5k Run, and 5k Walk.

    Age Group Awards: Top 3 in each age group:

    12k Run age groups: 17 and under, 18-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79. 80-85, 85-89

    5k Run age groups: 0-14, 15-17, 18-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69. 70-74, 75-79, 80-84, 85-89,90-95

    5k Walk age groups: 0-19, 20-29, 30-39, 40-49, 50-59, 60-69, 70-79, 80-89, 90-100

    CASH AWARDS 12K: Male and Female top 5 Overall

    1ST $150, 2ND $125, 3RD $100, 4TH $75, 5TH $50

    12k master male and female overall: 1st $100, 2nd $75, 3rd $50, 4th $25, 5th $25

    12K Course Record: Male $150, Female $150

    12K Age group record: Male $50 Female $50

    5k Cash awards Course record Male & Female: $100

    5K Age group record Male and Female: $50

    No cash awards to those under 18 and under or with remaining college eligibility:

    NO EXCEPTIONS!

    Please note there are no dogs permitted at this event. Service dogs excluded. Please see the full policy under Race Info. This is for the safety of both our participants and your dogs. Thank you.

    The race is professionally timed by the Michigan Running Foundation.

    Come join us for a continued celebration of this classic summer race - Run your best at Clark Lake 2026. An event that promises to deliver excitement and memories!

    See full details
    3.1 Miles7.456 MilesFun RunRunTrailWalk via RunSignup
  • Distance: 19 km from Grass Lake Charter Township
    Sun, Aug 23, 2026 at 9:00 AM

    Mark your calendars for the 12th Annual Special Olympics Michigan Area 19 (Jackson County) Heart of a Lion chip timed 5K Run/Walk at the beautiful Ella Sharp Park located at 2800 Fourth St. Jackson, MI 49203.

    The race will be held on Sunday, August 23rd at 9 a.m. with a SOMI athlete/Kids Fun Run to follow.

    Pricing: $30 until 8/6 (shirt guaranteed), $35 from 8/7 to 8/22 (shirts available as supplies last), $40 race day (no shirt guaranteed)

    T-Shirts guaranteed to those who register by August 6th, supplies available as they last after that date.

    Overall Awards will be given to the top male and female finishers of Open (all ages), and Masters (40+), in the 5k Run, and 5k Walk.

    Age Groups Awards to the top 3 places in each age group:

    5k Run age groups: 0-12, 13-14, 15-17, 18-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69. 70-74, 75-79, 80-84, 85+

    5k Walk age groups: 0-19, 20-29, 30-39, 40-49, 50-59, 60-69, 70+

    Packet pick up will be on Saturday, August 22nd from 3-5 p.m. at the SOMI office located at 210 East McDevitt Jackson, MI 49203. Race day packet pickup will start at 7:00 am at the race location, Ella Sharp Park. Race day registration is available until 8:45 a.m.

    Proceeds from this race will benefit the Jackson Area 19 Special Olympics and will be used to provide year round sports training and athletic competition for persons with intellectual disabilities. All proceeds stay in Jackson, County.

    Results will be available live during the event and posted online at this website.

    Please note there are no dogs permitted at this event. Service dogs excluded. Please see the full policy under Race Info. This is for the safety of both our participants and your dogs. Thank you.

    The race will be professionally timed by the Michigan Running Foundation. The Heart of a Lion is proud to be part of the ORS Race Series.

    See full details
    3.1 Miles5kFun RunOlympicRunWalk via RunSignup
  • Distance: 11.5 km from Grass Lake Charter Township
    Sat, Sep 12, 2026 at 11:00 AM

    Have fun and get colorful with our 4th annual Cardinal Color Run! The race starts and finishes at Michigan Center High School, and the route takes you through lakeside neighborhoods where you will be splashed with color while music plays and people cheer for you. All proceeds go toward our Michigan Center running programs, specifically the cross country team and elementary running programs. Our goal is to provide a fun, family-friendly way for everyone to get moving and enjoy being together!

    See full details
    3.1 Miles5kRunWalk via RunSignup
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