Scheduled for July 19, 2025, the Aspen Valley Marathon offers runners a unique opportunity to race through Colorado’s breathtaking landscapes. The event includes three distances: a full marathon starting at Wagner Park in Aspen, a half marathon commencing from W/J Ranch in Woody Creek, and a 5K beginning at Basalt River Park. All races conclude at Basalt River Park, providing a festive finish line atmosphere. The marathon course boasts a net elevation drop of approximately 1,400 feet, making it a fast and popular choice for those aiming to qualify for the Boston Marathon. Participants are treated to a well-organized event with amenities like shuttle services, aid stations, and a lively post-race celebration featuring local food and entertainment.    
Races
Marathon
Half Marathon
5k
The Aspen Valley Marathon is scheduled for Saturday, July 19, 2025, in Aspen, Colorado, and is organized by the Aspen Valley Marathon. This Boston-qualifying 26.2-mile race starts at Wagner Park in Aspen and finishes at Basalt River Park, featuring a scenic, downhill course through the Roaring Fork Valley.  
The Aspen Valley Half Marathon takes place on Saturday, July 19, 2025, in Aspen, Colorado, and is organized by the Aspen Valley Marathon. Starting at W/J Ranch in Woody Creek and finishing at Basalt River Park, this 13.1-mile race offers runners a picturesque, point-to-point course along the Rio Grande Trail. 
The Aspen Valley 5K is set for Saturday, July 19, 2025, in Aspen, Colorado, and is organized by the Aspen Valley Marathon. This 3.1-mile race starts and finishes at Basalt River Park, providing participants with a flat and fast course ideal for both beginners and seasoned runners.  
Weather based on historical averages.
FAQs
What is the Aspen Valley Marathon?
How long is the Aspen Valley Marathon?
Where does the Aspen Valley Marathon take place?
What is the elevation gain of the Aspen Valley Marathon?
How can I prepare for the Aspen Valley Marathon?
How do I choose the right training plan for the Aspen Valley Marathon?
The Aspen Valley Marathon is scheduled for Saturday, July 19, 2025, in Aspen, Colorado, and is organized by the Aspen Valley Marathon. This Boston-qualifying 26.2-mile race starts at Wagner Park in Aspen and finishes at Basalt River Park, featuring a scenic, downhill course through the Roaring Fork Valley.  
The Aspen Valley Marathon is 42km long.
The Aspen Valley Marathon takes place in Wagner Park, Aspen, CO, USA.
The Aspen Valley Marathon elevation gain is 92 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 Aspen Valley Marathon?
The Aspen Valley Marathon is scheduled for Saturday, July 19, 2025, in Aspen, Colorado, and is organized by the Aspen Valley Marathon. This Boston-qualifying 26.2-mile race starts at Wagner Park in Aspen and finishes at Basalt River Park, featuring a scenic, downhill course through the Roaring Fork Valley.  
How long is the Aspen Valley Marathon?
The Aspen Valley Marathon is 42km long.
Where does the Aspen Valley Marathon take place?
The Aspen Valley Marathon takes place in Wagner Park, Aspen, CO, USA.
What is the elevation gain of the Aspen Valley Marathon?
The Aspen Valley Marathon elevation gain is 92 metres, which Runna classifies as a Flat race.
How can I prepare for the Aspen Valley 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 Aspen Valley 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 Aspen Valley Half Marathon?
How long is the Aspen Valley Half Marathon?
Where does the Aspen Valley Half Marathon take place?
What is the elevation gain of the Aspen Valley Half Marathon?
How can I prepare for the Aspen Valley Half Marathon?
How do I choose the right training plan for the Aspen Valley Half Marathon?
The Aspen Valley Half Marathon takes place on Saturday, July 19, 2025, in Aspen, Colorado, and is organized by the Aspen Valley Marathon. Starting at W/J Ranch in Woody Creek and finishing at Basalt River Park, this 13.1-mile race offers runners a picturesque, point-to-point course along the Rio Grande Trail. 
The Aspen Valley Half Marathon is 21km long.
The Aspen Valley Half Marathon takes place in Wagner Park, Aspen, CO, USA.
Runna classifies the Aspen Valley Half Marathon 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 Aspen Valley Half Marathon?
The Aspen Valley Half Marathon takes place on Saturday, July 19, 2025, in Aspen, Colorado, and is organized by the Aspen Valley Marathon. Starting at W/J Ranch in Woody Creek and finishing at Basalt River Park, this 13.1-mile race offers runners a picturesque, point-to-point course along the Rio Grande Trail. 
How long is the Aspen Valley Half Marathon?
The Aspen Valley Half Marathon is 21km long.
Where does the Aspen Valley Half Marathon take place?
The Aspen Valley Half Marathon takes place in Wagner Park, Aspen, CO, USA.
What is the elevation gain of the Aspen Valley Half Marathon?
Runna classifies the Aspen Valley Half Marathon elevation profile as Flat.
How can I prepare for the Aspen Valley 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 Aspen Valley 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 Aspen Valley 5k?
How long is the Aspen Valley 5k?
Where does the Aspen Valley 5k take place?
What is the elevation gain of the Aspen Valley 5k?
How can I prepare for the Aspen Valley 5k?
How do I choose the right training plan for the Aspen Valley 5k?
The Aspen Valley 5K is set for Saturday, July 19, 2025, in Aspen, Colorado, and is organized by the Aspen Valley Marathon. This 3.1-mile race starts and finishes at Basalt River Park, providing participants with a flat and fast course ideal for both beginners and seasoned runners.  
The Aspen Valley 5k is 5km long.
The Aspen Valley 5k takes place in Wagner Park, Aspen, CO, USA.
Runna classifies the Aspen Valley 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 Aspen Valley 5k?
The Aspen Valley 5K is set for Saturday, July 19, 2025, in Aspen, Colorado, and is organized by the Aspen Valley Marathon. This 3.1-mile race starts and finishes at Basalt River Park, providing participants with a flat and fast course ideal for both beginners and seasoned runners.  
How long is the Aspen Valley 5k?
The Aspen Valley 5k is 5km long.
Where does the Aspen Valley 5k take place?
The Aspen Valley 5k takes place in Wagner Park, Aspen, CO, USA.
What is the elevation gain of the Aspen Valley 5k?
Runna classifies the Aspen Valley 5k elevation profile as Flat.
How can I prepare for the Aspen Valley 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 Aspen Valley 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
Altitude
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Aspen Valley Marathon 2025 or Aspen Valley Marathon. 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 Aspen Valley Marathon 2025 website.
