Nov
02
The Rock CF Thumb Coast Marathon, Half Marathon, and 5K
Port Austin, Michigan
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The Rock CF Thumb Coast Marathon, Half Marathon, and 5K is an annual running event in Michigan's scenic Thumb Coast, co-produced by the Rock CF Foundation and Trivium Racing. It offers participants the choice of a full Marathon (42.195 km), a Half Marathon (21.0975 km), or a 5K (5 km) run/walk, catering to a wide range of abilities. Renowned for its exceptionally flat, fast, and USATF-certified course, the race provides stunning views of Lake Huron, making it ideal for personal bests. Beyond the athletic challenge, the event serves a vital purpose, with proceeds directly supporting individuals battling cystic fibrosis, enhancing their quality of life.
Races
Marathon
5 km
Race Date:
02 November, 2025
The Rock CF Thumb Coast Marathon is a 42.195 km (26.2 miles) point-to-point race in Michigan's scenic Thumb Coast, starting in Caseville and finishing in Port Austin. This USATF-certified, flat, and fast course offers stunning views of Lake Huron while significantly contributing to the Rock CF Foundation's mission to support individuals with cystic fibrosis.
Race Date:
02 November, 2025
The Rock CF Thumb Coast 5K is a 5-kilometer (3.1 miles) run/walk event, serving as an accessible and impactful part of the larger Rock CF Thumb Coast race weekend in Michigan. This out-and-back course is known for its flat and fast profile around downtown Port Austin, offering scenic views of Lake Huron and contributing vital funds to the Rock CF Foundation.
Weather based on historical averages.
FAQs
What is the Rock CF Thumb Coast Marathon?
How long is the Rock CF Thumb Coast Marathon?
Where does the Rock CF Thumb Coast Marathon take place?
What is the elevation gain of the Rock CF Thumb Coast Marathon?
How can I prepare for the Rock CF Thumb Coast Marathon?
How do I choose the right training plan for the Rock CF Thumb Coast Marathon?
The Rock CF Thumb Coast Marathon is a 42.195 km (26.2 miles) point-to-point race in Michigan's scenic Thumb Coast, starting in Caseville and finishing in Port Austin. This USATF-certified, flat, and fast course offers stunning views of Lake Huron while significantly contributing to the Rock CF Foundation's mission to support individuals with cystic fibrosis.
The Rock CF Thumb Coast Marathon is 42km long.
The Rock CF Thumb Coast Marathon takes place in Port Austin, Michigan, United States of America.
The Rock CF Thumb Coast Marathon elevation gain is 34 metres, which Runna classifies as a Flat race.
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!
What is the Rock CF Thumb Coast Marathon?
The Rock CF Thumb Coast Marathon is a 42.195 km (26.2 miles) point-to-point race in Michigan's scenic Thumb Coast, starting in Caseville and finishing in Port Austin. This USATF-certified, flat, and fast course offers stunning views of Lake Huron while significantly contributing to the Rock CF Foundation's mission to support individuals with cystic fibrosis.
How long is the Rock CF Thumb Coast Marathon?
The Rock CF Thumb Coast Marathon is 42km long.
Where does the Rock CF Thumb Coast Marathon take place?
The Rock CF Thumb Coast Marathon takes place in Port Austin, Michigan, United States of America.
What is the elevation gain of the Rock CF Thumb Coast Marathon?
The Rock CF Thumb Coast Marathon elevation gain is 34 metres, which Runna classifies as a Flat race.
How can I prepare for the Rock CF Thumb Coast Marathon?
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!
How do I choose the right training plan for the Rock CF Thumb Coast Marathon?
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!
What is the Rock CF Thumb Coast 5K?
How long is the Rock CF Thumb Coast 5K?
Where does the Rock CF Thumb Coast 5K take place?
What is the elevation gain of the Rock CF Thumb Coast 5K?
How can I prepare for the Rock CF Thumb Coast 5K?
How do I choose the right training plan for the Rock CF Thumb Coast 5K?
The Rock CF Thumb Coast 5K is a 5-kilometer (3.1 miles) run/walk event, serving as an accessible and impactful part of the larger Rock CF Thumb Coast race weekend in Michigan. This out-and-back course is known for its flat and fast profile around downtown Port Austin, offering scenic views of Lake Huron and contributing vital funds to the Rock CF Foundation.
The Rock CF Thumb Coast 5K is 5km long.
The Rock CF Thumb Coast 5K takes place in Port Austin, Michigan, United States of America.
Runna classifies the Rock CF Thumb Coast 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!
What is the Rock CF Thumb Coast 5K?
The Rock CF Thumb Coast 5K is a 5-kilometer (3.1 miles) run/walk event, serving as an accessible and impactful part of the larger Rock CF Thumb Coast race weekend in Michigan. This out-and-back course is known for its flat and fast profile around downtown Port Austin, offering scenic views of Lake Huron and contributing vital funds to the Rock CF Foundation.
How long is the Rock CF Thumb Coast 5K?
The Rock CF Thumb Coast 5K is 5km long.
Where does the Rock CF Thumb Coast 5K take place?
The Rock CF Thumb Coast 5K takes place in Port Austin, Michigan, United States of America.
What is the elevation gain of the Rock CF Thumb Coast 5K?
Runna classifies the Rock CF Thumb Coast 5K elevation profile as Flat.
How can I prepare for the Rock CF Thumb Coast 5K?
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!
How do I choose the right training plan for the Rock CF Thumb Coast 5K?
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!
More
Sport:
Running
Qualifier:
Boston Marathon Qualifier
Tags:
Nature
Boston Marathon Qualifier
Coastal
Virtual
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by The Rock CF Thumb Coast Marathon, Half Marathon, and 5K or Trivium Racing. 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 The Rock CF Thumb Coast Marathon, Half Marathon, and 5K website.
