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The Nos Galan Road Races

Ready, set, race! Join the excitement and tradition of The Nos Galan Road Races - a festive event filled with running, music, and fun for all ages.

Tuesday

1–31

December 2026

Last updated February 7, 2026 · by the Holiday Calendar Team

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YEARLY DATEAll of December

OBSERVED INUnited Kingdom

CATEGORYSports

SUBCATEGORYRaces

INTRO

Introduction

PHOTO

Lace up your running shoes and get ready to join in on the festive fun of The Nos Galan Road Races on December 1! This annual event, also known as the "Mountain Race" or "New Year's Eve Run", has been a beloved tradition in Wales since the late 1950s. It was originally created to honor Welsh runner Guto Nyth Brân and now attracts thousands of participants from all over the world. Whether you're a seasoned athlete or just looking for a fun way to ring in the holiday season, this race is sure to be an exciting experience. So mark your calendars and get ready to hit the pavement on December 1st!

TIMELINE

The Nos Galan Road Races Timeline

Race Inception

The very first Nos Galan Road Races were held in Mountain Ash, Wales, commemorating the legendary Welsh runner Guto Nyth Brân.

Race Cancellation

Due to lack of organization and support, the races were cancelled and didn't return until 18 years later.

Race Revival

The Nos Galan Road Races were revived by the local council and enthusiastic volunteers, returning stronger than ever.

Mystery Runner Tradition

Start of the "Mystery Runner", a tradition where a celebrity is invited each year to lead the race and light a beacon in honor of Guto.

Race Expansion

Due to growing popularity, the event expanded to include Elite and Children's races, making it a whole family affair.

Record Participation

Nos Galan celebrated its 60th anniversary with record-breaking participation of more than 1,700 runners.

GET INVOLVED

How to Celebrate The Nos Galan Road Races

Participate in the races

The best way to celebrate The Nos Galan Road Races is to actually participate in the races! Sign up for one of the events and challenge yourself to run or walk the course.

CHEER

Cheer on the runners

If running isn't your thing, you can still be a part of the celebration by cheering on the runners along the race course. Bring some noise makers and motivational signs to make it even more fun!

ATTEND

Attend the New Year's Eve concert

After the races, stick around for the New Year's Eve concert featuring live music and entertainment. This is a great way to continue the celebrations and ring in the new year with a bang!

JOIN

Join in on the traditional torchlight procession

Before the races, you can participate in the traditional torchlight procession through the town of Mountain Ash. This is a beautiful and meaningful way to celebrate the holiday season and show your support for the event.

VOLUNTEER

Volunteer at the event

If you want to be more involved in The Nos Galan Road Races, consider volunteering at the event. There are various roles available that will help make the event run smoothly and you'll get to be a part of something special.

WHY THIS DAY MATTERS

Why We Love The Nos Galan Road Races

It promotes health and fitness

In addition to celebrating tradition and community, the Nos Galan Road Races also promote health and fitness by encouraging people to get active. The event offers races for all ages and abilities, making it accessible to everyone. Plus, the festive atmosphere makes exercising feel more like a fun activity rather than a chore!

It's a celebration of Welsh tradition and culture

The Nos Galan Road Races, held on New Year's Eve in Mountain Ash, Wales, are more than just a series of races - they celebrate the history and traditions of the Welsh people. The event includes traditional music, costumes, and parades that showcase the unique culture of the country.

It brings the community together

The Nos Galan Road Races attract participants and spectators from all over Wales and beyond, creating a sense of unity and camaraderie within the community. It's a chance for people to come together and celebrate their shared love for running and their heritage.

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