Trail runs in South East
Find trail runs near me in South East for 2025/2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.
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- Sat 13 Jun 2026
- £53-£55
Bewl Water Summer | 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 Jun 2026
- £43-£45
Bewl Water Summer | Half Marathon
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
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- Hilly
- Age 17-80
- 13.1 miles trail running + 710 ft ascent
- Sat 13 Jun 2026
- £33-£35
Bewl Water Summer | 10K
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
- Chip timing
- Enter online
- Undulating
- Age 15-80
- 10 km trail running + 280 ft ascent
- Sat 20 Jun 2026
- £75
Race to the King | Coastal 50K
Flat and runnable without skimping on scenery, it offers spectacular views around Chichester Harbour, through the ancient fishing village of Bosham before gently climbing back onto the South Downs.
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- GPS tracking
- Undulating
- Age 18 & over
- 50 km trail running + 461 m ascent
- Sat 20 Jun 2026
- £165
Race to the King | 100K Non-Stop
The full circuit takes in both the Coastal and Castle loops for a magnificent tour of the stunning South Downs. Steeped in history and uniquely varied, the 100K offers a course truly fit for royalty.
- Chip timing
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- GPS tracking
- Undulating
- Age 18 & over
- 100 km trail running + 1510 m ascent
- Sat 20 Jun 2026
- £75
Race to the King | Castle 50K
The ideal ‘next step’ on your ultra journey! Following an undulating course along the South Downs Way, the route passes by Arundel Castle before returning to West Dean via the Monarch's Way.
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- GPS tracking
- Hilly
- Age 18 & over
- 50 km trail running + 1043 m ascent
- Sat 20 Jun 2026
- £55
Race to the King | Monarchs Loop 30K
A challenging but very achievable journey along the South Downs Way towards Bignor Hill, returning to West Dean Gardens via the stunning Monarch’s Way. The perfect first long distance event.
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- GPS tracking
- Hilly
- Age 18 & over
- 30 km trail running + 606 m ascent
- Sat 20 Jun 2026
- £125
Race to the King | 80K Non-Stop
A ‘stepping stone’ distance between the 50K and 100K routes, the 80K Non-Stop begins with a full circuit of the Coastal 50K route before completing the 30K Monarch’s Loop, finishing back at West Dean.
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- Hilly
- Age 18 & over
- 80 km trail running + 1065 m ascent
- Fri 26 Jun 2026
- £113-£115
Kent Backyard Ultra | Round Four: Bedgebury
Series finale on wide forest gravel through Bedgebury National Pinetum and Forest. Run a loop (a 'yard') every hour, on the hour, until only one runner remains. Miss the bell, and you're out.
- Newcomers
- Chip timing
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- Undulating
- Traffic free
- Event village
- Rural
- Age 16 & over
- 1 day trail running + 305 ft ascent
- Sat 11 Jul 2026
- £85-£175
Race to the Stones | Day One | Thames Valley 50K
Cross England’s longest river at the halfway mark before finishing with a triumphant climb towards the iconic Lattin Down Basecamp finish line.
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- GPS tracking
- Undulating
- Age 18 & over
- 50 km trail running + 710 m ascent
- Sat 11 Jul 2026
- £180
Race to the Stones | 100K Non-stop
Explore the Ridgeway, Britain’s oldest road, along a remarkably isolated and unspoilt corner of Southern England with sweeping chalk downs, ancient forests and the Avebury Standing Stones.
- Chip timing
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- GPS tracking
- Undulating
- Age 18 & over
- 100 km trail running + 3704 ft ascent
- Sat 11 Jul 2026
- £255
Race to the Stones | 100K Over Two Days
Explore the Ridgeway, Britain’s oldest road, along a remarkably isolated and unspoilt corner of Southern England with sweeping chalk downs, ancient forests and the Avebury Standing Stones.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 100 km trail running + 3704 ft ascent
- Sat 11 Jul 2026
- £165
Race to the Stones | 100K Two Days no camping
Explore the Ridgeway, Britain’s oldest road, along a remarkably isolated and unspoilt corner of Southern England with sweeping chalk downs, ancient forests and the Avebury Standing Stones.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 100 km trail running + 3704 ft ascent
- Sun 12 Jul 2026
- £85-£175
Race to the Stones | Day Two | Ridgeline 50K
An ideal choice for your first ultramarathon. Enjoy dramatic views of the vale to your north before finishing at the iconic Avebury Standing Stones.
- Chip timing
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- GPS tracking
- Undulating
- Age 18 & over
- 50 km trail running + 630 m ascent
- Fri 19 Sep
Dash Sundowner 10K Trail Run
- 10 km trail running + 155 m ascent
- Sat 20 Sep
The Hard Yard 10 Mile Trail Race
- 10 miles trail running + 877 ft ascent