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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 83 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
Sunday

Southwold Half Marathon

13 mi
Mar
8
Sunday

Colchester Half Marathon

13 mi
Mar
21
Saturday

ZigZag - Moo-rathon, Calf and Hen K at the Farm

Trail Run 10 km 21 km 42 km
Mar
22
Sunday

ATW Run Fest at Lee Valley

10 km 13 mi
Mar
22
Sunday

Brentwood Half Marathon

13 mi
Mar
28
Saturday

Run the Wild Half Marathon - Spring Edition

Trail Run 21 km
April 2026
Apr
6
Monday

ATW Stevenage Spring Half Marathon

10 km 21 km
Apr
12
Sunday

Haughley Festival of Running

Trail Run 5 km 10 km 13 mi 26 mi
Apr
19
Sunday

Saltmarsh Half Marathon

13 mi
Apr
26
Sunday

Zig Zag Running - The Other Run

Trail Run 5 km 10 km 13 mi 26 mi
Apr
26
Sunday

ZigZag - The 'Other' Run

5 km 10 km 13 mi 26 mi
May 2026
May
10
Sunday

Zig Zag Marathon and Half Marathon

Trail Run 13 mi 26 mi
May
17
Sunday

ZigZag - Birthday Run

5 km 10 km 21 km 42 km
May
31
Sunday

Newmarket Half Marathon

13 mi
May
31
Sunday

Circuit du Sore Legs

Backyard Ultra 5 km 10 km ... 50 km 6 hr
June 2026
Jun
7
Sunday

Hitchin Half Marathon & Tough 10 Miler

5 mi 10 mi 13 mi
Jun
7
Sunday

Valley of the Owls Run

Trail Run 5 km 10 km 13 mi 26 mi
Jun
14
Sunday

ATW St Albans Half Marathon

5 km 10 km 13 mi
Jun
14
Sunday

Stour Valley Marathon & Half

13 mi 27 mi
Jun
21
Sunday

Dunstable Downs Half Marathon

Trail Run 21 km
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