Set for October 12, 2025, the Probility Ann Arbor Marathon returns to downtown Ann Arbor along the Huron River, Gallup Park, and through the iconic University of Michigan campus—including Nichols Arboretum—looping back to finish on Main Street. The event includes a full marathon (26.2 miles), half marathon (13.1), 10 km, 5 km, as well as relay and half-marathon walking divisions, welcoming runners of all levels. Certified by USATF and a qualifier for the Boston and New York Marathons, the race is also recognized as Michigan’s state championship event. Organized by Epic Races in partnership with the Rotary Club, it supports the “E‑Race the Stigma” mental-health initiative and features chip timing, aid stations every 1.5 miles, early-start options, and a festive race village near the University of Michigan Stadium.
Race Date:
12 October, 2025
The Probility Ann Arbor Marathon is a USATF‑certified, Boston-qualifying full marathon featuring a two-loop road course launched from downtown Ann Arbor (near the Michigan Stadium) through the University of Michigan campus, Nichols Arboretum, Gallup Park, and along the Huron River. Organized by Epic Races, LLC / Probility Marathon, it takes place on Sunday, 12 October 2025, with start and finish at 209 S Ashley St (near Michigan Stadium), Ann Arbor, Michigan.
Race Date:
12 October, 2025
The Marathon Relay allows teams of up to four runners to complete the full 26.2-mile certified course together, dividing segments that cover downtown Ann Arbor, the Huron River, Gallup Park, and the University of Michigan campus. Organized by Epic Races, LLC, the event takes place on Sunday, 12 October 2025, with the start and finish at 209 S Ashley St, Ann Arbor, Michigan.
Race Date:
12 October, 2025
The Virtual Marathon invites runners to complete 26.2 miles anywhere, anytime during race week (up to 12 October 2025), while still earning an official finisher medal and being included in the event leaderboard. Hosted by Epic Races, LLC, this virtual option offers flexibility and a shared experience with global participants.
Race Date:
12 October, 2025
Participants in the Virtual Half Marathon can run 13.1 miles on their own course and timeline during race week, receiving event gear and digital tracking just like in-person entrants. This distance is part of the Probility Ann Arbor Marathon 2025, held virtually through 12 October 2025, and managed by Epic Races, LLC.
Race Date:
12 October, 2025
The Half Marathon also begins downtown and travels through scenic stretches of the University of Michigan campus, Huron River Drive, Gallup Park, and Nichols Arboretum before returning to the main finish line. Organized by Epic Races, LLC, it is held on Sunday, 12 October 2025, with start and finish at 209 S Ashley St, Ann Arbor, Michigan.
Race Date:
12 October, 2025
The Virtual 10K offers a scenic run-from-anywhere opportunity for participants to log 10 kilometers at their own pace during race week and still collect the commemorative swag and results inclusion. Hosted by Epic Races, LLC, the virtual 10K is open through 12 October 2025 as part of the Ann Arbor Marathon event series.
Race Date:
12 October, 2025
The 10K race starts at 9:00 AM EDT, weaving through Ann Arbor’s downtown area, parts of the campus, and riverside parks—ending at the same central finish line. Hosted by Epic Races, LLC, it takes place on Sunday, 12 October 2025, from 209 S Ashley St, Ann Arbor, MI.
Race Date:
12 October, 2025
The 5K Run, also beginning at 9:00 AM EDT, loops through the city streets and campus roads and concludes at Main Street near the stadium. It is produced by Epic Races, LLC, held on Sunday, 12 October 2025, starting and finishing at 209 S Ashley St, Ann Arbor, Michigan.
Race Date:
12 October, 2025
Perfect for casual runners or families, the Virtual 5K lets participants complete 3.1 miles on their own terms while supporting the event and receiving official recognition and finisher rewards. It is managed by Epic Races, LLC, and must be completed by 12 October 2025 to count toward the 2025 virtual results.
Weather based on historical averages.
The Probility Ann Arbor Marathon is a USATF‑certified, Boston-qualifying full marathon featuring a two-loop road course launched from downtown Ann Arbor (near the Michigan Stadium) through the University of Michigan campus, Nichols Arboretum, Gallup Park, and along the Huron River. Organized by Epic Races, LLC / Probility Marathon, it takes place on Sunday, 12 October 2025, with start and finish at 209 S Ashley St (near Michigan Stadium), Ann Arbor, Michigan.
The Probility Ann Arbor Marathon is 42km long.
The Probility Ann Arbor Marathon takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Probility Ann Arbor Marathon is a USATF‑certified, Boston-qualifying full marathon featuring a two-loop road course launched from downtown Ann Arbor (near the Michigan Stadium) through the University of Michigan campus, Nichols Arboretum, Gallup Park, and along the Huron River. Organized by Epic Races, LLC / Probility Marathon, it takes place on Sunday, 12 October 2025, with start and finish at 209 S Ashley St (near Michigan Stadium), Ann Arbor, Michigan.
The Probility Ann Arbor Marathon is 42km long.
The Probility Ann Arbor Marathon takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Marathon Relay allows teams of up to four runners to complete the full 26.2-mile certified course together, dividing segments that cover downtown Ann Arbor, the Huron River, Gallup Park, and the University of Michigan campus. Organized by Epic Races, LLC, the event takes place on Sunday, 12 October 2025, with the start and finish at 209 S Ashley St, Ann Arbor, Michigan.
The Probility Ann Arbor Marathon Relay is 42km long.
The Probility Ann Arbor Marathon Relay takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Marathon Relay elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Marathon Relay allows teams of up to four runners to complete the full 26.2-mile certified course together, dividing segments that cover downtown Ann Arbor, the Huron River, Gallup Park, and the University of Michigan campus. Organized by Epic Races, LLC, the event takes place on Sunday, 12 October 2025, with the start and finish at 209 S Ashley St, Ann Arbor, Michigan.
The Probility Ann Arbor Marathon Relay is 42km long.
The Probility Ann Arbor Marathon Relay takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Marathon Relay elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Virtual Marathon invites runners to complete 26.2 miles anywhere, anytime during race week (up to 12 October 2025), while still earning an official finisher medal and being included in the event leaderboard. Hosted by Epic Races, LLC, this virtual option offers flexibility and a shared experience with global participants.
The Probility Ann Arbor Virtual Marathon is 42km long.
The Probility Ann Arbor Virtual Marathon takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Virtual Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Virtual Marathon invites runners to complete 26.2 miles anywhere, anytime during race week (up to 12 October 2025), while still earning an official finisher medal and being included in the event leaderboard. Hosted by Epic Races, LLC, this virtual option offers flexibility and a shared experience with global participants.
The Probility Ann Arbor Virtual Marathon is 42km long.
The Probility Ann Arbor Virtual Marathon takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Virtual Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
Participants in the Virtual Half Marathon can run 13.1 miles on their own course and timeline during race week, receiving event gear and digital tracking just like in-person entrants. This distance is part of the Probility Ann Arbor Marathon 2025, held virtually through 12 October 2025, and managed by Epic Races, LLC.
The Probility Ann Arbor Virtual Half Marathon is 21km long.
The Probility Ann Arbor Virtual Half Marathon takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Virtual Half Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
Participants in the Virtual Half Marathon can run 13.1 miles on their own course and timeline during race week, receiving event gear and digital tracking just like in-person entrants. This distance is part of the Probility Ann Arbor Marathon 2025, held virtually through 12 October 2025, and managed by Epic Races, LLC.
The Probility Ann Arbor Virtual Half Marathon is 21km long.
The Probility Ann Arbor Virtual Half Marathon takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Virtual Half Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Half Marathon also begins downtown and travels through scenic stretches of the University of Michigan campus, Huron River Drive, Gallup Park, and Nichols Arboretum before returning to the main finish line. Organized by Epic Races, LLC, it is held on Sunday, 12 October 2025, with start and finish at 209 S Ashley St, Ann Arbor, Michigan.
The Probility Ann Arbor Half Marathon is 21km long.
The Probility Ann Arbor Half Marathon takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Half Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Half Marathon also begins downtown and travels through scenic stretches of the University of Michigan campus, Huron River Drive, Gallup Park, and Nichols Arboretum before returning to the main finish line. Organized by Epic Races, LLC, it is held on Sunday, 12 October 2025, with start and finish at 209 S Ashley St, Ann Arbor, Michigan.
The Probility Ann Arbor Half Marathon is 21km long.
The Probility Ann Arbor Half Marathon takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Half Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Virtual 10K offers a scenic run-from-anywhere opportunity for participants to log 10 kilometers at their own pace during race week and still collect the commemorative swag and results inclusion. Hosted by Epic Races, LLC, the virtual 10K is open through 12 October 2025 as part of the Ann Arbor Marathon event series.
The Probility Ann Arbor Virtual 10K is 10km long.
The Probility Ann Arbor Virtual 10K takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Virtual 10K elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Virtual 10K offers a scenic run-from-anywhere opportunity for participants to log 10 kilometers at their own pace during race week and still collect the commemorative swag and results inclusion. Hosted by Epic Races, LLC, the virtual 10K is open through 12 October 2025 as part of the Ann Arbor Marathon event series.
The Probility Ann Arbor Virtual 10K is 10km long.
The Probility Ann Arbor Virtual 10K takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Virtual 10K elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The 10K race starts at 9:00 AM EDT, weaving through Ann Arbor’s downtown area, parts of the campus, and riverside parks—ending at the same central finish line. Hosted by Epic Races, LLC, it takes place on Sunday, 12 October 2025, from 209 S Ashley St, Ann Arbor, MI.
The Probility Ann Arbor 10K is 10km long.
The Probility Ann Arbor 10K takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor 10K elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The 10K race starts at 9:00 AM EDT, weaving through Ann Arbor’s downtown area, parts of the campus, and riverside parks—ending at the same central finish line. Hosted by Epic Races, LLC, it takes place on Sunday, 12 October 2025, from 209 S Ashley St, Ann Arbor, MI.
The Probility Ann Arbor 10K is 10km long.
The Probility Ann Arbor 10K takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor 10K elevation profile as Rolling.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The 5K Run, also beginning at 9:00 AM EDT, loops through the city streets and campus roads and concludes at Main Street near the stadium. It is produced by Epic Races, LLC, held on Sunday, 12 October 2025, starting and finishing at 209 S Ashley St, Ann Arbor, Michigan.
The Probility Ann Arbor 5K is 5km long.
The Probility Ann Arbor 5K takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor 5K elevation profile as Flat.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The 5K Run, also beginning at 9:00 AM EDT, loops through the city streets and campus roads and concludes at Main Street near the stadium. It is produced by Epic Races, LLC, held on Sunday, 12 October 2025, starting and finishing at 209 S Ashley St, Ann Arbor, Michigan.
The Probility Ann Arbor 5K is 5km long.
The Probility Ann Arbor 5K takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor 5K elevation profile as Flat.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
Perfect for casual runners or families, the Virtual 5K lets participants complete 3.1 miles on their own terms while supporting the event and receiving official recognition and finisher rewards. It is managed by Epic Races, LLC, and must be completed by 12 October 2025 to count toward the 2025 virtual results.
The Probility Ann Arbor Virtual 5K is 5km long.
The Probility Ann Arbor Virtual 5K takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Virtual 5K elevation profile as Flat.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
Perfect for casual runners or families, the Virtual 5K lets participants complete 3.1 miles on their own terms while supporting the event and receiving official recognition and finisher rewards. It is managed by Epic Races, LLC, and must be completed by 12 October 2025 to count toward the 2025 virtual results.
The Probility Ann Arbor Virtual 5K is 5km long.
The Probility Ann Arbor Virtual 5K takes place in Ann Arbor, MI, USA.
Runna classifies the Probility Ann Arbor Virtual 5K elevation profile as Flat.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
Running
Relay
Virtual
Kid friendly
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Probility Ann Arbor Marathon 2025 or Epic Races, LLC. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Probility Ann Arbor Marathon 2025 website.