Multi-terrain runs in South East in September 2025

Find multi-terrain runs near me in South East in September 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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The full distance option of the South Coast Challenge from sunny Eastbourne, over the magnificent Seven Sisters, onto Cuckmere Haven and over the South Downs all the way to historic Arundel.

Sat 6 - Sun 7 Sep
£199
14 charities

Sat 6 - Sun 7 Sep
£199
14 charities

Polegate, East Sussex, UK

South Coast Ultra Challenge | Full 100km continuous

The full distance option of the South Coast Challenge from sunny Eastbourne, over the magnificent Seven Sisters, onto Cuckmere Haven and over the South Downs all the way to historic Arundel.

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Hilly
Age 18 & over

100 km trail running + 2100 m ascent

A true steeplechase race across the breathtaking scenery of the ancient trails surrounding the medieval town of Rye in East Sussex, linking Norman churches as you go.

Sun 14 Sep
£28

Sun 14 Sep
£28

Rye, East Sussex, UK

Rye Ancient Trails 15K

A true steeplechase race across the breathtaking scenery of the ancient trails surrounding the medieval town of Rye in East Sussex, linking Norman churches as you go.

Chip timing
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Undulating
Age 16 & over

15 km multi terrain running + 734 ft ascent

A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.

Sun 14 Sep
£32

Sun 14 Sep
£32

Rye, East Sussex, UK

Rye Ancient Trails 30K

A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.

Chip timing
Enter online
Undulating
Age 18 & over

30 km multi terrain running + 1492 ft ascent

London South is the standout event of the series for good reason. 'Showstopper' obstacles, a diverse course, seriously muddy obstacles and a party atmosphere make it the ultimate mud party!

Sat 20 Sep
4 charities

Sat 20 Sep
4 charities

Horsham, West Sussex, UK

Tough Mudder London South | 15K - Saturday

Secure your charity place in Tough Mudder London South 15K Saturday today. Run for charity in a muddy obstacle course while supporting top UK charities. Find a cause and join their team today!

Enter online
Hilly
Traffic free
Fundraising optional
Age 14 & over

15 km multi terrain running

Sat 20 Sep
3 charities

Sat 20 Sep
3 charities

Horsham, West Sussex, UK

Tough Mudder London South | 5K - Saturday

Secure your charity place in Tough Mudder London South 5K Saturday today. Run for charity in a muddy obstacle course while supporting top UK charities. Find a cause and join their team today!

Enter online
Hilly
Traffic free
Fundraising optional
Age 14 & over

5 km multi terrain running

Sun 21 Sep
4 charities

Sun 21 Sep
4 charities

Horsham, West Sussex, UK

Tough Mudder London South | 15K - Sunday

Secure your charity place in Tough Mudder London South 15K Sunday today. Run for charity in a muddy obstacle course while supporting top UK charities. Find a cause and join their team today!

Enter online
Hilly
Traffic free
Fundraising optional
Age 14 & over

15 km multi terrain running

Sun 21 Sep
3 charities

Sun 21 Sep
3 charities

Horsham, West Sussex, UK

Tough Mudder London South | 5K - Sunday

Secure your charity place in Tough Mudder London South 5K Sunday today. Run for charity in a muddy obstacle course while supporting top UK charities. Find a cause and join their team today!