Ultra Marathons in South East
Find your next Ultra Marathon race in South East. Browse upcoming road and trail events below, with dates and locations to help you plan.
An ultra is anything beyond the marathon, which covers a lot of ground — from a first 50K to multi-day mountain races. Distance is only half the story here: check the elevation, cut-offs and kit list before you enter.
125 upcoming Ultra Marathon events in South East
Buriton, England
11 Sep - 13 Sep 2026
100K
Last Hop, Staines, Surrey
13 Sep 2026
7 hours, 5K, 10K, Half Marathon, Marathon, 30.6 Miles, 50K
Last Hop, Staines, Surrey
18 Sep 2026
7 hours, 3K, 5K, 10K, Half Marathon, 30.6K, Marathon, 50K
Centurion Chiltern Wonderland 50
Goring, England
19 Sep 2026
50 Miles
Maidstone, England
19 Sep 2026
25K, 50K, 100K
Henley-on-Thames, England
26 Sep 2026
10K, 25K, 50K
Village Hall, Mickleham
26 Sep 2026
50K
Wye, Kent
27 Sep 2026
15 Miles, 20 Miles, 27 Miles
Albury, England
03 Oct 2026
30 Miles
Horsham, England
03 Oct 2026
50K
South Downs 100 mile (Autumn Event)
Lewes, England
03 Oct 2026
100 Miles
Lewes, England
03 Oct 2026
50K
The Maverick South Downs Trail
Horndean, England
03 Oct 2026
5K, 9K, Half Marathon, Marathon, 51K
Marlow, Buckinghamshire
04 Oct 2026
25K, 40K, 50K
Tadworth, England
10 Oct 2026
Half Marathon, 31K, 50K
Maidstone, England
10 Oct 2026
10K, 25K, 50K
Albury, England
10 Oct 2026
30 Miles
Running Grand Prix Goodwood October
Goodwood Motor Circuit, Chichester
11 Oct 2026
5K, 5K, 10K, 10K, Half Marathon, Half Marathon, 20 Miles, 20 Miles, Marathon, Marathon, 50K, 50K
Kent Backyard Ultra Series | 2.1. Vigo
Vigo Rugby Football Club, Gravesend, Kent
16 Oct 2026
4.167 mile loop each hour
Goring, England
17 Oct 2026
100 Miles
Found 125 running events
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