The Leadville Trail Marathon & Heavy Half Marathon, scheduled for June 28, 2025, challenges participants with an out-and-back course through the historic mining district of Leadville, Colorado. The trail marathon covers 26.4 miles with an elevation gain of 6,167 feet, while the heavy half marathon spans 15.46 miles with an elevation gain of 3,421 feet. The course tops out at 13,185 feet at Mosquito Pass, the highest point of any Leadville Race Series event. Both races offer scenic views, technical terrain, and an opportunity to race at high altitude.
Races
Marathon
Marathon
Half Marathon
Half Marathon
Race Date:
28 June, 2025
The Life Time Leadville Trail Marathon, held on June 28, 2025, in Leadville, Colorado, challenges participants with its rugged 26.4-mile course and a total elevation gain of 1,880 meters. Featuring breathtaking climbs up to 13,185 feet at Mosquito Pass, this high-altitude race is a true test of endurance and grit.
Race Date:
28 June, 2025
The Leadville Trail Marathon, scheduled for June 28, 2025, challenges runners with a 26.2-mile course featuring 1,880 meters of elevation gain through Colorado’s historic mining trails. With a summit at 13,185 feet on Mosquito Pass, this high-altitude race combines natural beauty with rugged endurance.
Race Date:
28 June, 2025
At 15.46 miles with an elevation gain of 1,043 meters, the Life Time Leadville Heavy Half Marathon is no ordinary half marathon. Scheduled for June 28, 2025, in Leadville, Colorado, the race takes runners to the towering heights of Mosquito Pass, where breathtaking scenery meets unrelenting climbs.
Race Date:
28 June, 2025
The Leadville Heavy Half Marathon, taking place on June 28, 2025, spans 15.46 miles with an elevation gain of 1,043 meters, offering a rewarding challenge for trail enthusiasts. This high-altitude race includes a climb to 13,185 feet at Mosquito Pass, promising stunning views and a sense of accomplishment.
Weather based on historical averages. Route data provided by Strava, based on last year's race.
FAQs
What is the Life Time Leadville Marathon?
How long is the Life Time Leadville Marathon?
Where does the Life Time Leadville Marathon take place?
What is the elevation gain of the Life Time Leadville Marathon?
How can I prepare for the Life Time Leadville Marathon?
How do I choose the right training plan for the Life Time Leadville Marathon?
The Life Time Leadville Trail Marathon, held on June 28, 2025, in Leadville, Colorado, challenges participants with its rugged 26.4-mile course and a total elevation gain of 1,880 meters. Featuring breathtaking climbs up to 13,185 feet at Mosquito Pass, this high-altitude race is a true test of endurance and grit.
The Life Time Leadville Marathon is 42km long.
The Life Time Leadville Marathon takes place in Leadville, Colorado, USA.
The Life Time Leadville Marathon elevation gain is 1880 metres, which Runna classifies as a Hilly 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 Life Time Leadville Marathon?
The Life Time Leadville Trail Marathon, held on June 28, 2025, in Leadville, Colorado, challenges participants with its rugged 26.4-mile course and a total elevation gain of 1,880 meters. Featuring breathtaking climbs up to 13,185 feet at Mosquito Pass, this high-altitude race is a true test of endurance and grit.
How long is the Life Time Leadville Marathon?
The Life Time Leadville Marathon is 42km long.
Where does the Life Time Leadville Marathon take place?
The Life Time Leadville Marathon takes place in Leadville, Colorado, USA.
What is the elevation gain of the Life Time Leadville Marathon?
The Life Time Leadville Marathon elevation gain is 1880 metres, which Runna classifies as a Hilly race.
How can I prepare for the Life Time Leadville 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 Life Time Leadville 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 Leadville Trail Marathon?
How long is the Leadville Trail Marathon?
Where does the Leadville Trail Marathon take place?
What is the elevation gain of the Leadville Trail Marathon?
How can I prepare for the Leadville Trail Marathon?
How do I choose the right training plan for the Leadville Trail Marathon?
The Leadville Trail Marathon, scheduled for June 28, 2025, challenges runners with a 26.2-mile course featuring 1,880 meters of elevation gain through Colorado’s historic mining trails. With a summit at 13,185 feet on Mosquito Pass, this high-altitude race combines natural beauty with rugged endurance.
The Leadville Trail Marathon is 42km long.
The Leadville Trail Marathon takes place in Leadville, Colorado, USA.
The Leadville Trail Marathon elevation gain is 1880 metres, which Runna classifies as a Hilly 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 Leadville Trail Marathon?
The Leadville Trail Marathon, scheduled for June 28, 2025, challenges runners with a 26.2-mile course featuring 1,880 meters of elevation gain through Colorado’s historic mining trails. With a summit at 13,185 feet on Mosquito Pass, this high-altitude race combines natural beauty with rugged endurance.
How long is the Leadville Trail Marathon?
The Leadville Trail Marathon is 42km long.
Where does the Leadville Trail Marathon take place?
The Leadville Trail Marathon takes place in Leadville, Colorado, USA.
What is the elevation gain of the Leadville Trail Marathon?
The Leadville Trail Marathon elevation gain is 1880 metres, which Runna classifies as a Hilly race.
How can I prepare for the Leadville Trail 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 Leadville Trail 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 Life Time Leadville Heavy Half Marathon?
How long is the Life Time Leadville Heavy Half Marathon?
Where does the Life Time Leadville Heavy Half Marathon take place?
What is the elevation gain of the Life Time Leadville Heavy Half Marathon?
How can I prepare for the Life Time Leadville Heavy Half Marathon?
How do I choose the right training plan for the Life Time Leadville Heavy Half Marathon?
At 15.46 miles with an elevation gain of 1,043 meters, the Life Time Leadville Heavy Half Marathon is no ordinary half marathon. Scheduled for June 28, 2025, in Leadville, Colorado, the race takes runners to the towering heights of Mosquito Pass, where breathtaking scenery meets unrelenting climbs.
The Life Time Leadville Heavy Half Marathon is 24km long.
The Life Time Leadville Heavy Half Marathon takes place in Leadville, Colorado, USA.
The Life Time Leadville Heavy Half Marathon elevation gain is 1043 metres, which Runna classifies as a Hilly 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 Life Time Leadville Heavy Half Marathon?
At 15.46 miles with an elevation gain of 1,043 meters, the Life Time Leadville Heavy Half Marathon is no ordinary half marathon. Scheduled for June 28, 2025, in Leadville, Colorado, the race takes runners to the towering heights of Mosquito Pass, where breathtaking scenery meets unrelenting climbs.
How long is the Life Time Leadville Heavy Half Marathon?
The Life Time Leadville Heavy Half Marathon is 24km long.
Where does the Life Time Leadville Heavy Half Marathon take place?
The Life Time Leadville Heavy Half Marathon takes place in Leadville, Colorado, USA.
What is the elevation gain of the Life Time Leadville Heavy Half Marathon?
The Life Time Leadville Heavy Half Marathon elevation gain is 1043 metres, which Runna classifies as a Hilly race.
How can I prepare for the Life Time Leadville Heavy Half 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 Life Time Leadville Heavy Half 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 Leadville Heavy Half Marathon?
How long is the Leadville Heavy Half Marathon?
Where does the Leadville Heavy Half Marathon take place?
What is the elevation gain of the Leadville Heavy Half Marathon?
How can I prepare for the Leadville Heavy Half Marathon?
How do I choose the right training plan for the Leadville Heavy Half Marathon?
The Leadville Heavy Half Marathon, taking place on June 28, 2025, spans 15.46 miles with an elevation gain of 1,043 meters, offering a rewarding challenge for trail enthusiasts. This high-altitude race includes a climb to 13,185 feet at Mosquito Pass, promising stunning views and a sense of accomplishment.
The Leadville Heavy Half Marathon is 21km long.
The Leadville Heavy Half Marathon takes place in Leadville, Colorado, USA.
The Leadville Heavy Half Marathon elevation gain is 1043 metres, which Runna classifies as a Hilly 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 Leadville Heavy Half Marathon?
The Leadville Heavy Half Marathon, taking place on June 28, 2025, spans 15.46 miles with an elevation gain of 1,043 meters, offering a rewarding challenge for trail enthusiasts. This high-altitude race includes a climb to 13,185 feet at Mosquito Pass, promising stunning views and a sense of accomplishment.
How long is the Leadville Heavy Half Marathon?
The Leadville Heavy Half Marathon is 21km long.
Where does the Leadville Heavy Half Marathon take place?
The Leadville Heavy Half Marathon takes place in Leadville, Colorado, USA.
What is the elevation gain of the Leadville Heavy Half Marathon?
The Leadville Heavy Half Marathon elevation gain is 1043 metres, which Runna classifies as a Hilly race.
How can I prepare for the Leadville Heavy Half 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 Leadville Heavy Half 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!
More
Sport:
Running
Tags:
Nature
Altitude
Relay
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Leadville Trail Marathon & Heavy Half or Life Time, Inc. 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 Leadville Trail Marathon & Heavy Half website.
