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Half Marathon Calendar East of England 2025-2026

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Explore the best half marathons in East of England for 2025-2026! Our updated list features 78 exciting races across the region. Find your next race in East of England below and join the running community at these great events!

March 2026
Mar
1
Su

Berkorun - Berkhamsted Rotary Half Marathon

5 mi 13 mi
Mar
1
Su

Phoenix Running - Eaton Ford

5 km 10 km Half Marathon Marathon
Mar
8
Su

Colchester Half Marathon

Half Marathon
Mar
8
Su

Cambridge Half Marathon

13 mi
Mar
15
Su

Stowmarket Half Marathon

10 km 13 mi
Mar
21
Sa

Moo-Rathon, Calf and Hen K

Trail Run 10 km 15 km Half Marathon Marathon
Mar
22
Su

ATW Run Fest at Lee Valley

10 km Half Marathon
Mar
22
Su

Brentwood Half Marathon

Half Marathon
Mar
28
Sa

Run the Wild Half Marathon

Trail Run Half Marathon
Mar
29
Su

Spring Blickling Half Marathon

Trail Run Half Marathon
April 2026
Apr
6
Mo

Stevenage Spring Half Marathon

10 km Half Marathon
Apr
12
Su

Haughley Festival of Running

Trail Run 5 km 10 km Half Marathon Marathon
Apr
19
Su

Saltmarsh Half Marathon

Half Marathon
Apr
19
Su

Northstowe Half Marathon

5 km Half Marathon
Apr
19
Su

Holkham Half Marathon

10 km Half Marathon
Apr
19
Su

The Norfolk Marathon

Half Marathon Marathon
Apr
19
Su

The Roman Ramble

Trail Run 5 km 10 km ... Half Marathon Marathon
Apr
26
Su

The Other Run

Trail Run 5 km 10 km Half Marathon Marathon
May 2026
May
1
Fr

Heritage Coast Run

Trail Run 10 km Half Marathon
May
10
Su

Zig Zag Marathon and Half Marathon

Trail Run Half Marathon Marathon