Sep
27
Rat Race Sea to Summit - Yr Wyddfa (Snowdon)
Snowdonia, United Kingdom
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The Rat Race Sea to Summit – Yr Wyddfa (Snowdon) is an epic ultra-distance endurance challenge set in the heart of Snowdonia National Park, Wales, and forms part of Rat Race’s demanding UK Sea to Summit trilogy. Covering approximately 33 miles (53 km), the route takes participants from sea level at Caernarfon Castle through stunning and varied terrain, culminating in a dramatic ascent of Yr Wyddfa via routes such as the Watkin Path and South Ridge. Designed to test stamina and resolve, this event offers a unique opportunity to experience the rugged beauty of one of the UK's most iconic mountain landscapes.
Race
53.1 km
Race Date:
27 September, 2025
The Rat Race Sea to Summit – Snowdon 33mi is a challenging ultra-distance trail event in Snowdonia, Wales, and part of a trilogy tackling the UK's highest peaks. Covering approximately 33 miles (53 km), the route takes participants from the coast at Caernarfon to the summit of Yr Wyddfa (Snowdon), involving sustained trail running and hiking across rugged mountain terrain.
Weather based on historical averages.
FAQs
What is the Rat Race Sea to Summit Snowdon 33miles?
How long is the Rat Race Sea to Summit Snowdon 33miles?
Where does the Rat Race Sea to Summit Snowdon 33miles take place?
What is the elevation gain of the Rat Race Sea to Summit Snowdon 33miles?
How can I prepare for the Rat Race Sea to Summit Snowdon 33miles?
How do I choose the right training plan for the Rat Race Sea to Summit Snowdon 33miles?
The Rat Race Sea to Summit – Snowdon 33mi is a challenging ultra-distance trail event in Snowdonia, Wales, and part of a trilogy tackling the UK's highest peaks. Covering approximately 33 miles (53 km), the route takes participants from the coast at Caernarfon to the summit of Yr Wyddfa (Snowdon), involving sustained trail running and hiking across rugged mountain terrain.
The Rat Race Sea to Summit Snowdon 33miles is 53km long.
The Rat Race Sea to Summit Snowdon 33miles takes place in Snowdonia, Wales, United Kingdom.
The Rat Race Sea to Summit Snowdon 33miles elevation gain is 1920 meters, which Runna classifies as a Hilly 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 Rat Race Sea to Summit Snowdon 33miles?
The Rat Race Sea to Summit – Snowdon 33mi is a challenging ultra-distance trail event in Snowdonia, Wales, and part of a trilogy tackling the UK's highest peaks. Covering approximately 33 miles (53 km), the route takes participants from the coast at Caernarfon to the summit of Yr Wyddfa (Snowdon), involving sustained trail running and hiking across rugged mountain terrain.
How long is the Rat Race Sea to Summit Snowdon 33miles?
The Rat Race Sea to Summit Snowdon 33miles is 53km long.
Where does the Rat Race Sea to Summit Snowdon 33miles take place?
The Rat Race Sea to Summit Snowdon 33miles takes place in Snowdonia, Wales, United Kingdom.
What is the elevation gain of the Rat Race Sea to Summit Snowdon 33miles?
The Rat Race Sea to Summit Snowdon 33miles elevation gain is 1920 meters, which Runna classifies as a Hilly race.
How can I prepare for the Rat Race Sea to Summit Snowdon 33miles?
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 Rat Race Sea to Summit Snowdon 33miles?
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
Coastal
Team
Altitude
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Rat Race Sea to Summit - Yr Wyddfa (Snowdon) or Rat Race. 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 Rat Race Sea to Summit - Yr Wyddfa (Snowdon) website.