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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 71 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
24
Sunday

Woldingham Marathon

Trail Run 13 mi 26 mi
Aug
30
Saturday

Saturn Running - Staines-upon-Thames

5 km 4 mi ... 26 mi 50 km
September 2025
Sep
6
Saturday

Andover Trail Marathon

Trail Run 13 mi 26 mi
Sep
6
Saturday

The Shere 42k Multi Terrain Event

Trail Run 10 km 21 km 42 km
Sep
7
Sunday

The Farnham Pilgrim Marathon

Trail Run 26 mi
Sep
12
Friday

Saturn Running - Englefield Green

5 km 7 km ... 26 mi 50 km
Sep
13
Saturday

Bewl Water Autumn

Trail Run 10 km 13 mi 26 mi 50 km
Sep
13-14
Sa - Su

Coronation Scot Railway Run

13 mi 26 mi
Sep
14
Sunday

New Forest Marathon

5 km 10 km 21 km 42 km
Sep
14
Sunday

Midnight Half, Full and Ultra Marathon

13 mi 26 mi
Sep
21
Sunday

BigSky Trails (AIR)

Trail Run 18 mi 26 mi
Sep
21
Sunday

Saturn Running - Staines-upon-Thames

5 km 4 mi ... 26 mi 50 km
October 2025
Oct
3
Friday

Saturn Running - Englefield Green

5 km 7 km ... 26 mi 50 km
Oct
18
Saturday

Saturn Running - Staines-upon-Thames

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

Saturn Running - Englefield Green

5 km 7 km ... 42 km 50 km
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