Trail runs in South East
Find trail runs near me in South East for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.
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Click an event for full event details, location, route, sustainability, what's included and how to enter.
- Sat 12 Jul
- £139
- Sat 12 Jul
- £139
North Downs 50 Ultra Challenge | 50km
Join a mid-summer North Downs 50 Challenge! This looped route is set in an area of outstanding natural beauty of the Surrey Hills, taking in chalk ridges and ancient woodlands.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 50 km trail running + 830 m ascent
- Sat 12 Jul
- £89
- Sat 12 Jul
- £89
North Downs 50 Ultra Challenge | 25km Loop
The 25km looped challenge sets out from Guildford early Saturday morning, along some of the most picturesque parts of the Surrey Hills Way – with a rest stop at half way with snacks and drinks.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 14 & over
- 25 km trail running + 530 m ascent
- Sat 12 Jul
- £89
- Sat 12 Jul
- £89
North Downs 50 Ultra Challenge | 1st Half
Follow the North Downs Way to Dorking for a 24km challenge with fabulous views. You’ll get full support all the way, rest stops en route and a picnic lunch at the finish.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 14 & over
- 24 km trail running + 600 m ascent
- Sat 12 Jul
- £39
- Sat 12 Jul
- £39
North Downs 50 Ultra Challenge | Guildford 10K
A beautiful 10km looped route from the basecamp at Surrey Sports Park exploring public footpaths within Littleton past Loseley Park. You’ll be rewarded with a medal and glass of fizz!
- Enter online
- Undulating
- Age 15 & over
- 10 km trail running + 233 m ascent
- Sun 20 Jul
- £55
- Sun 20 Jul
- £55
Bright Skies Surrey Hills | Marathon
The Bright Skies Marathon is a thrilling daytime trail race following an undulating yomp through Surrey's rolling hills and the Denbies Estate in the Surrey Hills.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 26.2 miles trail running
- Sun 20 Jul
- £8
- Sun 20 Jul
- £8
Bright Skies Surrey Hills | 1K Kids Run
The Bright Skies 1K kids race is a thrilling daytime trail race following an undulating yomp through the Denbies Estate in the Surrey Hills.
- Enter online
- Undulating
- Traffic free
- Age 2-7
- 1 km trail running
- Sun 20 Jul
- £8
- Sun 20 Jul
- £8
Bright Skies Surrey Hills | 2K Kids Run
The Bright Sies 2K kids race is a thrilling daytime trail race following an undulating yomp through Surrey's rolling hills and the Denbies Estate in the Surrey Hills.
- Enter online
- Undulating
- Traffic free
- Age 8-12
- 2 km trail running
- Sun 20 Jul
- £21
- Sun 20 Jul
- £21
Bright Skies Surrey Hills | 5K
The Bright Skies 5K race is a thrilling daytime trail race following an undulating yomp through Surrey's rolling hills and the Denbies Estate in the Surrey Hills.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 16 & over
- 5 km trail running + 440 ft ascent
- Sun 20 Jul
- £32
- Sun 20 Jul
- £32
Bright Skies Surrey Hills | Half Marathon
The Bright Skies Half Marathon is a thrilling daytime trail race following an undulating yomp through Surrey's rolling hills and the Denbies Estate in the Surrey Hills.
- Chip timing
- Enter online
- Undulating
- Age 18 & over
- 13.1 miles trail running + 1514 ft ascent
- Sun 20 Jul
- £18
- Sun 20 Jul
- £18
Bright Skies Surrey Hills | Canix 5K
The Bright Skies are thrilling daytime trail races following an undulating yomp through Surrey's rolling hills and the Denbies Estate in the Surrey Hills.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 16 & over
- 5 km trail running + 440 ft ascent
- Sun 20 Jul
- £32
- Sun 20 Jul
- £32
Bright Skies Surrey Hills | Canix Half Marathon
The Bright Skies are thrilling daytime trail races following an undulating yomp through Surrey's rolling hills and the Denbies Estate in the Surrey Hills.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 13.1 miles trail running + 1514 ft ascent
- Sun 20 Jul
- £22
- Sun 20 Jul
- £22
Bright Skies Surrey Hills | 10K
The Bright Skies 10K is a thrilling daytime trail race following an undulating yomp through Surrey's rolling hills and the Denbies Estate in the Surrey Hills.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 16 & over
- 10 km trail running + 600 ft ascent
- Sun 20 Jul
- £22
- Sun 20 Jul
- £22
Bright Skies Surrey Hills | Canix 10K
The Bright Skies Canicross 10K is a thrilling daytime trail race following an undulating yomp through Surrey's rolling hills and the Denbies Estate in the Surrey Hills.
- Chip timing
- Enter online
- Undulating
- Age 16 & over
- 10 km trail running + 600 ft ascent
- Sun 20 Jul
- Entries close soon
- Sun 20 Jul
- Entries close soon
TriBourne Festival of Endurance | Marathon
Award winning full and middle-distance triathlons, plus a marathon, long-distance swims, aquabike options and triathlon relays.
- Enter online
- Age 18 & over
- 26.2 miles trail running
- Sat 6 - Sun 7 Sep
- £199
- 14 charities
- Sat 6 - Sun 7 Sep
- £199
- 14 charities
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.
- Chip timing
- Enter online
- GPS tracking
- Hilly
- Age 18 & over
- 100 km trail running + 2100 m ascent
- Sat 6 - Sun 7 Sep
- £199
- 13 charities
- Sat 6 - Sun 7 Sep
- £199
- 13 charities
South Coast Ultra Challenge | Full 100km over 2 days
The full distance option of the South Coast Challenge over 2 days with 57km on day 1 and 43km on day 2, meaning you experience the route in daylight with the chance to sleep overnight.
- Chip timing
- Enter online
- GPS tracking
- Hilly
- Age 18 & over
- 100 km trail running + 2100 m ascent
- Sat 6 Sep
- £139
- 14 charities
- Sat 6 Sep
- £139
- 14 charities
South Coast Ultra Challenge | 1st Half
The first half option of the South Coast Challenge from Eastbourne to the coastline, over the Seven Sisters to Cuckemere Haven, over the South Downs to finish via Brighton's promenade.
- Chip timing
- Enter online
- GPS tracking
- Hilly
- Age 18 & over
- 57 km trail running + 1250 m ascent
- Sat 6 Sep
- £89
- 14 charities
- Sat 6 Sep
- £89
- 14 charities
South Coast Ultra Challenge | 1st Quarter
The first quarter option of the South Coast Ultra Challenge from Eastbourne to the coastline, over the Seven Sisters to Cuckmere Haven, over the South Downs to finish at Alfriston for a celebration!
- Chip timing
- Enter online
- GPS tracking
- Hilly
- Age 14 & over
- 25 km trail running + 660 m ascent
- Sat 6 - Sun 7 Sep
- £139
- 14 charities
- Sat 6 - Sun 7 Sep
- £139
- 14 charities
South Coast Ultra Challenge | 2nd Half
The second half option of the South Coast Ultra Challenge is a scenic ‘marathon plus’ adventure across the South Downs towards Arundel with wonderful coastal views and a celebratory finish!
- Chip timing
- Enter online
- GPS tracking
- Hilly
- Age 18 & over
- 43 km trail running + 850 m ascent
- Sat 13 Sep
- £60-£62
- Sat 13 Sep
- £60-£62
Bewl Water Autumn | Ultra
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.
- Chip timing
- Enter online
- Hilly
- Age 20-80
- 50 km trail running + 1500 ft ascent
- Sat 13 Sep
- £53-£55
- Sat 13 Sep
- £53-£55
Bewl Water Autumn | Marathon
Previously rated one of the top UK marathons! Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes.
- Chip timing
- Enter online
- Hilly
- Age 18-80
- 26.2 miles trail running + 1420 ft ascent
- Sat 13 Sep
- £43-£45
- Sat 13 Sep
- £43-£45
Bewl Water Autumn | Half Marathon
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.
- Chip timing
- Enter online
- Undulating
- Age 17-80
- 13.1 miles trail running + 710 ft ascent
- Sat 13 Sep
- £169
- 17 charities
- Sat 13 Sep
- £169
- 17 charities
Thames Path Ultra Challenge | 3/4 Challenge
Start this epic 3/4 distance of the Thames Path Challenge near Hampton Court and follow the meandering waterway to Runnymede for a big celebration finish and hot meal at Henley on Thames.
- Chip timing
- Enter online
- GPS tracking
- Flat
- Age 18 & over
- 72 km trail running + 60 m ascent
- Sat 13 Sep
- £33-£35
- Sat 13 Sep
- £33-£35
Bewl Water Autumn | 10K
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.
- Chip timing
- Enter online
- Undulating
- Age 15-80
- 10 km trail running + 140 ft ascent
- Sat 13 - Sun 14 Sep
- £139
- 17 charities
- Sat 13 - Sun 14 Sep
- £139
- 17 charities
Thames Path Ultra Challenge | 2nd Half
The second half option of the Thames Path Challenge from Runnymede along the meandering river through Cookham to Henley-on-Thames, home of the regatta, to a celebration finish and family BBQ!
- Chip timing
- Enter online
- GPS tracking
- Flat
- Age 18 & over
- 50 km trail running + 150 m ascent