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Half Marathon Calendar South East (England) 2025-2026

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Explore the best half marathons in South East (England) for 2025-2026! Our updated list features 180 exciting races across the region. Find your next race in South East (England) below and join the running community at these great events!

February 2026
Feb
7
Saturday

Saturn Running - Staines-upon-Thames

3 km 7 km ... Marathon 50 km
Feb
7
Saturday

Run Dorney Lake Half Marathon

5 km 10 km Half Marathon
Feb
8
Sunday

Farnborough Winter Half Marathon

Half Marathon
Feb
8
Sunday

Running GP at Goodwood Motor Circuit Races & Duathlons

5 km 10 km ... Marathon 50 km
Feb
14-15
Sa - Su

Xterra Matterley

Trail Run 7 km 14 km ... Half Marathon 29 km
Feb
14
Saturday

Saturn 7 Hour Time Challenge - Staines-upon-Thames

3 km 7 km ... Marathon 50 km
Feb
14
Saturday

Saturn Running - Staines-upon-Thames

3 km 7 km ... Marathon 50 km
Feb
21
Saturday

Saturn 7 Hour Time Challenge - Staines-upon-Thames

3 km 7 km ... Marathon 50 km
Feb
21
Saturday

Saturn Running - Staines-upon-Thames

3 km 7 km ... Marathon 50 km
Feb
21
Saturday

Magna Carta

6 mi 13 mi 26 mi
Feb
22
Sunday

Dartford Half Marathon

Half Marathon
Feb
22
Sunday

Wokingham Half

Half Marathon
Feb
22
Sunday

The Milton Keynes Half Marathon Winter Warmer Run

5 km 10 km Half Marathon
Feb
22
Sunday

Hendy Tunbridge Wells Half Marathon

Half Marathon
Feb
28
Saturday

Saturn Running - Staines-upon-Thames

3 km 4 mi ... 49 km 50 km
Feb
28
Saturday

Chichester Harbour Trail Run

Trail Run 16 km Half Marathon
March 2026
Mar
1
Sunday

Brighton Half Marathon

13 mi
Mar
1
Sunday

Sussex Beacon Charity Relay

Half Marathon
Mar
1
Sunday

Up On The Downs

Trail Run 5 km 12 km Half Marathon
Mar
6
Friday

Saturn 7 Hour Time Challenge - Staines-upon-Thames

3 km 7 km ... 50 km 7 hr
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