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Trail Running Calendar South East (England) 2025-2026

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Explore the best trail runs in South East (England) for 2025-2026! Our updated list features 192 exciting races across the region. Find your next race in South East (England) below and join the running community at these great events!

August 2025
Aug
3
Sunday

Sussex Loops

Trail Run 12 mi 18 mi 25 mi 31 mi
Aug
3
Sunday

Guided 10K Pub Run

Trail Run 10 km
Aug
8
Friday

The MTC Oxford Ultra

Trail Run 49 mi
Aug
9
Saturday

Centurion North Downs Way 100

Trail Run 103 mi
Aug
9
Saturday

The MTC Windsor Ultra

Trail Run 47 mi
Aug
10
Sunday

Mount Ephraim 10K

Trail Run 10 km
Aug
10
Sunday

Henfield Half Marathon

Trail Run 13 mi
Aug
17
Sunday

Windsor & Eton 10km

Trail Run 10 km
Aug
17
Sunday

The Big Pilgrimage

Trail Run 15 mi
Aug
24
Sunday

Woldingham Marathon

Trail Run 13 mi 26 mi
Aug
30
Saturday

Henley River Half Marathon

Trail Run 10 km 13 mi
Aug
31
Sunday

Southampton Running Festival

Trail Run 5 km 10 km 13 mi
September 2025
Sep
6
Saturday

Andover Trail Marathon

Trail Run 13 mi 26 mi
Sep
6-7
Sa - Su

South Coast Challenge

Trail Run 25 km 50 km 100 km
Sep
6
Saturday

The Shere 42k Multi Terrain Event

Trail Run 10 km 21 km 42 km
Sep
7
Sunday

Bradenham Blast

Trail Run 5 km 10 km
Sep
7
Sunday

Sox 10k

Trail Run 10 km
Sep
7
Sunday

The Farnham Pilgrim Marathon

Trail Run 26 mi
Sep
13
Saturday

Bewl Water Autumn

Trail Run 10 km 13 mi 26 mi 50 km
Sep
13
Saturday

Brighton 50

Trail Run 23 km 50 km 50 mi
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