Marathon calendar South East (England) 2025-2026

Jun

7

Saturday

Magna Carta Summer

Egham, England

Trail Run 10 km 13 mi 26 mi

Jun

7

Saturday

Saturn Running - Staines-upon-Thames

Staines-upon-Thames, England

5 km 13 mi 26 mi 50 km

Jun

14

Saturday

Saturn Running - Staines-upon-Thames

Staines-upon-Thames, England

5 km 4 mi ... 26 mi 50 km

Jun

15

Sunday

The Hampshire Hoppit

Kingsclere, England

Trail Run 10 km 13 mi 26 mi

Jun

21-22

Sa - Su

Phoenix - Denbies Marathon & Half Marathon

Dorking, England

Trail Run 13 mi 26 mi

Jun

21

Saturday

Three Shires Way Ultra & Marathon

Hanslope, England

Trail Run 26 mi 50 mi

Jun

28

Saturday

The Maverick X Series South Downs

Horndean, England

Trail Run 9 km 21 km 42 km 51 km

Jul

4

Friday

Saturn Running - Englefield Green

Englefield Green, England

5 km 7 km ... 26 mi 50 km

Jul

5-6

Sa - Su

Jaws 50th Anniversary

Milton Keynes, England

13 mi 26 mi

Jul

5

Saturday

Saturn Running - Staines-upon-Thames

Staines-upon-Thames, England

5 km 13 mi 26 mi 50 km

Jul

12-13

Sa - Su

Enigma Live Aid

Milton Keynes, England

13 mi 26 mi

Jul

18

Friday

Saturn Running - Wraysbury

Wraysbury, England

5 km 4 mi ... 26 mi 50 km

Jul

19

Saturday

The Maverick X Series Chilterns

Stonor, England

Trail Run 12 km 22 km 42 km 52 km

Jul

20

Sunday

BigHeat Trails (FIRE)

Haslemere, England

Trail Run 16 mi 26 mi

Aug

1

Friday

Saturn Running - Englefield Green

Englefield Green, England

5 km 7 km ... 26 mi 50 km

Aug

2-3

Sa - Su

Football League Original 12 Run

Milton Keynes, England

13 mi 26 mi

Aug

9

Saturday

Run Dorney Lake Marathon

Windsor, England

5 km 10 km 13 mi 26 mi

Aug

9

Saturday

Saturn Running - Staines-upon-Thames

Staines-upon-Thames, England

5 km 4 mi ... 26 mi 50 km

Aug

15

Friday

Saturn Running - Wraysbury

Wraysbury, England

5 km 4 mi ... 26 mi 50 km

Aug

17

Sunday

Saturn Running - Staines-upon-Thames

Staines-upon-Thames, England

5 km 4 mi ... 26 mi 50 km