The Castle Rock Trail Festival / liveBIG Run is a vibrant annual event held in Castle Rock, Colorado, attracting runners of all abilities to enjoy scenic trail races. The event features a range of race distances, including a 5K, 10K, and half marathon, allowing participants to choose their level of challenge. Set against the backdrop of Castle Rock’s stunning natural landscapes, the race course takes runners through rolling hills, wooded trails, and open spaces. Known for its community-focused atmosphere, the festival promotes a healthy, active lifestyle while supporting local causes, making it a fun and rewarding event for runners and spectators alike.
Races
50km
Half Marathon
10km
5km
Race Date:
04 October, 2025
On October 4, 2025, ultra runners will converge for the Ridgeline 50K Ultra Marathon, the most challenging race of the Castle Rock Trail Festival. This 31-mile event, organized by the Town of Castle Rock, offers a grueling yet rewarding course filled with technical trails and significant elevation changes.
Race Date:
04 October, 2025
The Ridgeline Trail Half Marathon, happening on October 4, 2025, is a 13.1-mile race showcasing the best trails in Castle Rock. With varied terrain and an inspiring atmosphere, this Town of Castle Rock-organized event challenges runners to push their limits.
Race Date:
04 October, 2025
Take on the Ridgeline 10K on October 4, 2025, and experience 6.2 miles of scenic trails through Philip S. Miller Park and Ridgeline Open Space. This Town of Castle Rock-organized event offers a rewarding challenge for trail enthusiasts, complete with varied terrain and stunning views.
Race Date:
04 October, 2025
On October 4, 2025, the Philip S. Miller Park 5K offers participants a scenic and enjoyable route through Castle Rock’s beloved trails. Hosted by the Town of Castle Rock, this race combines community spirit with a fun and supportive atmosphere, perfect for runners and walkers alike.
Weather based on historical averages.
FAQs
What is the Castle Rock Trail Festival?
How long is the Castle Rock Trail Festival?
Where does the Castle Rock Trail Festival take place?
What is the elevation gain of the Castle Rock Trail Festival?
How can I prepare for the Castle Rock Trail Festival?
How do I choose the right training plan for the Castle Rock Trail Festival?
On October 4, 2025, ultra runners will converge for the Ridgeline 50K Ultra Marathon, the most challenging race of the Castle Rock Trail Festival. This 31-mile event, organized by the Town of Castle Rock, offers a grueling yet rewarding course filled with technical trails and significant elevation changes.
The Castle Rock Trail Festival is 50km long.
The Castle Rock Trail Festival takes place in Castle Rock, Colorado, USA.
Runna classifies the Castle Rock Trail Festival elevation profile as Flat.
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 Castle Rock Trail Festival?
On October 4, 2025, ultra runners will converge for the Ridgeline 50K Ultra Marathon, the most challenging race of the Castle Rock Trail Festival. This 31-mile event, organized by the Town of Castle Rock, offers a grueling yet rewarding course filled with technical trails and significant elevation changes.
How long is the Castle Rock Trail Festival?
The Castle Rock Trail Festival is 50km long.
Where does the Castle Rock Trail Festival take place?
The Castle Rock Trail Festival takes place in Castle Rock, Colorado, USA.
What is the elevation gain of the Castle Rock Trail Festival?
Runna classifies the Castle Rock Trail Festival elevation profile as Flat.
How can I prepare for the Castle Rock Trail Festival?
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 Castle Rock Trail Festival?
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 Castle Rock Trail Festival?
How long is the Castle Rock Trail Festival?
Where does the Castle Rock Trail Festival take place?
What is the elevation gain of the Castle Rock Trail Festival?
How can I prepare for the Castle Rock Trail Festival?
How do I choose the right training plan for the Castle Rock Trail Festival?
The Ridgeline Trail Half Marathon, happening on October 4, 2025, is a 13.1-mile race showcasing the best trails in Castle Rock. With varied terrain and an inspiring atmosphere, this Town of Castle Rock-organized event challenges runners to push their limits.
The Castle Rock Trail Festival is 21km long.
The Castle Rock Trail Festival takes place in Castle Rock, Colorado, USA.
Runna classifies the Castle Rock Trail Festival elevation profile as Flat.
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 Castle Rock Trail Festival?
The Ridgeline Trail Half Marathon, happening on October 4, 2025, is a 13.1-mile race showcasing the best trails in Castle Rock. With varied terrain and an inspiring atmosphere, this Town of Castle Rock-organized event challenges runners to push their limits.
How long is the Castle Rock Trail Festival?
The Castle Rock Trail Festival is 21km long.
Where does the Castle Rock Trail Festival take place?
The Castle Rock Trail Festival takes place in Castle Rock, Colorado, USA.
What is the elevation gain of the Castle Rock Trail Festival?
Runna classifies the Castle Rock Trail Festival elevation profile as Flat.
How can I prepare for the Castle Rock Trail Festival?
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 Castle Rock Trail Festival?
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 Castle Rock Trail Festival?
How long is the Castle Rock Trail Festival?
Where does the Castle Rock Trail Festival take place?
What is the elevation gain of the Castle Rock Trail Festival?
How can I prepare for the Castle Rock Trail Festival?
How do I choose the right training plan for the Castle Rock Trail Festival?
Take on the Ridgeline 10K on October 4, 2025, and experience 6.2 miles of scenic trails through Philip S. Miller Park and Ridgeline Open Space. This Town of Castle Rock-organized event offers a rewarding challenge for trail enthusiasts, complete with varied terrain and stunning views.
The Castle Rock Trail Festival is 10km long.
The Castle Rock Trail Festival takes place in Castle Rock, Colorado, USA.
Runna classifies the Castle Rock Trail Festival elevation profile as Flat.
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 Castle Rock Trail Festival?
Take on the Ridgeline 10K on October 4, 2025, and experience 6.2 miles of scenic trails through Philip S. Miller Park and Ridgeline Open Space. This Town of Castle Rock-organized event offers a rewarding challenge for trail enthusiasts, complete with varied terrain and stunning views.
How long is the Castle Rock Trail Festival?
The Castle Rock Trail Festival is 10km long.
Where does the Castle Rock Trail Festival take place?
The Castle Rock Trail Festival takes place in Castle Rock, Colorado, USA.
What is the elevation gain of the Castle Rock Trail Festival?
Runna classifies the Castle Rock Trail Festival elevation profile as Flat.
How can I prepare for the Castle Rock Trail Festival?
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 Castle Rock Trail Festival?
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 Castle Rock Trail Festival?
How long is the Castle Rock Trail Festival?
Where does the Castle Rock Trail Festival take place?
What is the elevation gain of the Castle Rock Trail Festival?
How can I prepare for the Castle Rock Trail Festival?
How do I choose the right training plan for the Castle Rock Trail Festival?
On October 4, 2025, the Philip S. Miller Park 5K offers participants a scenic and enjoyable route through Castle Rock’s beloved trails. Hosted by the Town of Castle Rock, this race combines community spirit with a fun and supportive atmosphere, perfect for runners and walkers alike.
The Castle Rock Trail Festival is 5km long.
The Castle Rock Trail Festival takes place in Castle Rock, Colorado, USA.
Runna classifies the Castle Rock Trail Festival elevation profile as Flat.
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 Castle Rock Trail Festival?
On October 4, 2025, the Philip S. Miller Park 5K offers participants a scenic and enjoyable route through Castle Rock’s beloved trails. Hosted by the Town of Castle Rock, this race combines community spirit with a fun and supportive atmosphere, perfect for runners and walkers alike.
How long is the Castle Rock Trail Festival?
The Castle Rock Trail Festival is 5km long.
Where does the Castle Rock Trail Festival take place?
The Castle Rock Trail Festival takes place in Castle Rock, Colorado, USA.
What is the elevation gain of the Castle Rock Trail Festival?
Runna classifies the Castle Rock Trail Festival elevation profile as Flat.
How can I prepare for the Castle Rock Trail Festival?
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 Castle Rock Trail Festival?
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!
More
Sport:
Running
Tags:
Nature
Kid friendly
Park
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Castle Rock Trail Festival / liveBIG Run or Town of Castle Rock. 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 Castle Rock Trail Festival / liveBIG Run website.
