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Marathon calendar South East (England) 2025-2026

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Explore the best marathons in South East (England) for 2025-2026! Our updated list features 87 exciting races across the region. Find your next race in South East (England) below and join the running community at these great events!

October 2025
Oct
25-26
Sa - Su

Beachy Head Marathon

Trail Run 10 km 13 mi 26 mi
Oct
25
Saturday

Saturn Running - Staines-upon-Thames

5 km 4 mi ... 26 mi 50 km
Oct
25
Saturday

Running Tribe Races

Trail Run 7 km 10 km ... 30 mi 40 mi
Oct
25
Saturday

Saturn 7 Hour Time Challenge

5 km 7 km ... 50 km 7 hr
November 2025
Nov
2
Sunday

Wendover Woods Marathon

Trail Run 10 km 13 mi 26 mi
Nov
7-8
Fr - Sa

Enigma Fireworks

Trail Run 13 mi 26 mi
Nov
7
Friday

Saturn Running - Staines-upon-Thames

5 km 7 km ... 42 km 50 km
Nov
7
Friday

Saturn 7 Hour Time Challenge

5 km 7 km ... 26 mi 50 km
Nov
16
Sunday

Saturn Running - Englefield Green

5 km 7 km ... 42 km 50 km
Nov
16
Sunday

Saturn 7 Hour Time Challenge

5 km 7 km ... 26 mi 50 km
Nov
23
Sunday

Saturn 7 Hour Time Challenge

5 km 7 km ... 50 km 7 hr
Nov
29
Saturday

Riverside Marathon & Half Marathon

Trail Run 13 mi 26 mi
December 2025
Dec
5-7
Fr - Su

Gremlins & Deja Vu - Marathon & Half Marathon

13 mi 26 mi
Dec
5
Friday

Saturn Running - Staines-upon-Thames

5 km 7 km ... 42 km 50 km
Dec
5
Friday

Saturn 7 Hour Time Challenge

5 km 7 km ... 26 mi 50 km
Dec
7
Sunday

Running GP at Goodwood Motor Circuit Races & Duathlons

5 km 10 km ... 26 mi 50 km
Dec
7
Sunday

New Forest Xmas Trails

Trail Run 15 km 30 km 26 mi 50 km
Dec
21
Sunday

Saturn Running - Staines-upon-Thames

5 km 4 mi ... 26 mi 50 km
Dec
24
Wednesday

Die Hard Christmas Marathon

Trail Run 13 mi 26 mi
January 2026
Jan
3-4
Sa - Su

FA Cup Run Marathons

13 mi 26 mi
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