The Fox Valley Marathon Races is a popular annual event that takes place in the Fox Valley region of Illinois, featuring a marathon as the main race alongside a half marathon, 5K, and 10K. The marathon course takes runners along the scenic Fox River, offering a mix of picturesque views and smooth, flat terrain ideal for personal bests. The event is well-organized and provides a festive atmosphere for runners of all levels, from seasoned marathoners to first-time racers. With its friendly community spirit, beautiful course, and diverse race options, the Fox Valley Marathon Races continues to be a beloved event for both local and out-of-town runners.
Races
Marathon
20 Mile
Half Marathon
5km
The Fox Valley Marathon, with an elevation gain of 211 meters, takes place on September 21, 2025, along a scenic course by the Fox River in St. Charles, Illinois. Organized by Fox Valley Marathon Races, this event offers a beautiful and mildly challenging run with a strong community atmosphere.
The Fox Valley 20 Mile, set for September 21, 2025, features an elevation gain of 153 meters and takes runners on a scenic journey along the Fox River in St. Charles, Illinois. Organized by Fox Valley Marathon Races, this event is a perfect preparation race for marathoners or anyone looking for a long-distance challenge.
The Fox Valley Half Marathon, scheduled for September 21, 2025, offers a scenic course along the Fox River in St. Charles, Illinois, with an elevation gain of 105 meters. Organized by Fox Valley Marathon Races, this race is perfect for both seasoned half marathoners and those tackling 13.1 miles for the first time.
The Fox Valley 5km, happening on September 21, 2025, offers a family-friendly, scenic course with an elevation gain of 11 meters along the Fox River in St. Charles, Illinois. Organized by Fox Valley Marathon Races, this race is perfect for runners of all levels, from beginners to seasoned athletes.
Weather based on historical averages. Route data provided by Strava, based on last year's race.
FAQs
What is the Fox Valley Marathon?
How long is the Fox Valley Marathon?
Where does the Fox Valley Marathon take place?
What is the elevation gain of the Fox Valley Marathon?
How can I prepare for the Fox Valley Marathon?
How do I choose the right training plan for the Fox Valley Marathon?
The Fox Valley Marathon, with an elevation gain of 211 meters, takes place on September 21, 2025, along a scenic course by the Fox River in St. Charles, Illinois. Organized by Fox Valley Marathon Races, this event offers a beautiful and mildly challenging run with a strong community atmosphere.
The Fox Valley Marathon is 42km long.
The Fox Valley Marathon takes place in St. Charles, Illinois, USA.
The Fox Valley Marathon elevation gain is 211 meters, which Runna classifies as a Rolling race.
The best way to train for the next race is to use a personalized 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 personalized 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 Fox Valley Marathon?
The Fox Valley Marathon, with an elevation gain of 211 meters, takes place on September 21, 2025, along a scenic course by the Fox River in St. Charles, Illinois. Organized by Fox Valley Marathon Races, this event offers a beautiful and mildly challenging run with a strong community atmosphere.
How long is the Fox Valley Marathon?
The Fox Valley Marathon is 42km long.
Where does the Fox Valley Marathon take place?
The Fox Valley Marathon takes place in St. Charles, Illinois, USA.
What is the elevation gain of the Fox Valley Marathon?
The Fox Valley Marathon elevation gain is 211 meters, which Runna classifies as a Rolling race.
How can I prepare for the Fox Valley Marathon?
The best way to train for the next race is to use a personalized 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 Fox Valley Marathon?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized 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 Fall Final 20 Mile?
How long is the Fall Final 20 Mile?
Where does the Fall Final 20 Mile take place?
What is the elevation gain of the Fall Final 20 Mile?
How can I prepare for the Fall Final 20 Mile?
How do I choose the right training plan for the Fall Final 20 Mile?
The Fox Valley 20 Mile, set for September 21, 2025, features an elevation gain of 153 meters and takes runners on a scenic journey along the Fox River in St. Charles, Illinois. Organized by Fox Valley Marathon Races, this event is a perfect preparation race for marathoners or anyone looking for a long-distance challenge.
The Fall Final 20 Mile is 32km long.
The Fall Final 20 Mile takes place in St. Charles, Illinois, USA.
The Fall Final 20 Mile elevation gain is 153 meters, which Runna classifies as a Flat race.
The best way to train for the next race is to use a personalized 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 personalized 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 Fall Final 20 Mile?
The Fox Valley 20 Mile, set for September 21, 2025, features an elevation gain of 153 meters and takes runners on a scenic journey along the Fox River in St. Charles, Illinois. Organized by Fox Valley Marathon Races, this event is a perfect preparation race for marathoners or anyone looking for a long-distance challenge.
How long is the Fall Final 20 Mile?
The Fall Final 20 Mile is 32km long.
Where does the Fall Final 20 Mile take place?
The Fall Final 20 Mile takes place in St. Charles, Illinois, USA.
What is the elevation gain of the Fall Final 20 Mile?
The Fall Final 20 Mile elevation gain is 153 meters, which Runna classifies as a Flat race.
How can I prepare for the Fall Final 20 Mile?
The best way to train for the next race is to use a personalized 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 Fall Final 20 Mile?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized 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 Fox Valley Half Marathon?
How long is the Fox Valley Half Marathon?
Where does the Fox Valley Half Marathon take place?
What is the elevation gain of the Fox Valley Half Marathon?
How can I prepare for the Fox Valley Half Marathon?
How do I choose the right training plan for the Fox Valley Half Marathon?
The Fox Valley Half Marathon, scheduled for September 21, 2025, offers a scenic course along the Fox River in St. Charles, Illinois, with an elevation gain of 105 meters. Organized by Fox Valley Marathon Races, this race is perfect for both seasoned half marathoners and those tackling 13.1 miles for the first time.
The Fox Valley Half Marathon is 21km long.
The Fox Valley Half Marathon takes place in St. Charles, Illinois, USA.
The Fox Valley Half Marathon elevation gain is 105 meters, which Runna classifies as a Flat race.
The best way to train for the next race is to use a personalized 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 personalized 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 Fox Valley Half Marathon?
The Fox Valley Half Marathon, scheduled for September 21, 2025, offers a scenic course along the Fox River in St. Charles, Illinois, with an elevation gain of 105 meters. Organized by Fox Valley Marathon Races, this race is perfect for both seasoned half marathoners and those tackling 13.1 miles for the first time.
How long is the Fox Valley Half Marathon?
The Fox Valley Half Marathon is 21km long.
Where does the Fox Valley Half Marathon take place?
The Fox Valley Half Marathon takes place in St. Charles, Illinois, USA.
What is the elevation gain of the Fox Valley Half Marathon?
The Fox Valley Half Marathon elevation gain is 105 meters, which Runna classifies as a Flat race.
How can I prepare for the Fox Valley Half Marathon?
The best way to train for the next race is to use a personalized 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 Fox Valley Half Marathon?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized 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 Fox Valley 5K?
How long is the Fox Valley 5K?
Where does the Fox Valley 5K take place?
What is the elevation gain of the Fox Valley 5K?
How can I prepare for the Fox Valley 5K?
How do I choose the right training plan for the Fox Valley 5K?
The Fox Valley 5km, happening on September 21, 2025, offers a family-friendly, scenic course with an elevation gain of 11 meters along the Fox River in St. Charles, Illinois. Organized by Fox Valley Marathon Races, this race is perfect for runners of all levels, from beginners to seasoned athletes.
The Fox Valley 5K is 5km long.
The Fox Valley 5K takes place in St. Charles, Illinois, USA.
The Fox Valley 5K elevation gain is 11 meters, which Runna classifies as a Flat race.
The best way to train for the next race is to use a personalized 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 personalized 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 Fox Valley 5K?
The Fox Valley 5km, happening on September 21, 2025, offers a family-friendly, scenic course with an elevation gain of 11 meters along the Fox River in St. Charles, Illinois. Organized by Fox Valley Marathon Races, this race is perfect for runners of all levels, from beginners to seasoned athletes.
How long is the Fox Valley 5K?
The Fox Valley 5K is 5km long.
Where does the Fox Valley 5K take place?
The Fox Valley 5K takes place in St. Charles, Illinois, USA.
What is the elevation gain of the Fox Valley 5K?
The Fox Valley 5K elevation gain is 11 meters, which Runna classifies as a Flat race.
How can I prepare for the Fox Valley 5K?
The best way to train for the next race is to use a personalized 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 Fox Valley 5K?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized 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!
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This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Fox Valley Marathon Races or Fox Valley Marathon Races. 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 Fox Valley Marathon Races website.
