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Trail Running Calendar East of England 2025-2026

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Explore the best trail runs in East of England for 2025-2026! Our updated list features 105 exciting races across the region. Find your next race in East of England below and join the running community at these great events!

February 2026
Feb
22
Sunday

Hadleigh Legacy 10k

Trail Run 10 km
Feb
22
Sunday

ZigZag - Thetford Festival of Running

Trail Run 5 km 10 km 21 km 42 km
March 2026
Mar
1
Sunday

High Lodge Half Marathon - Spring

Trail Run 21 km
Mar
21
Saturday

Gratitude 25km

Trail Run 25 km
Mar
21
Saturday

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

Trail Run 10 km 21 km 42 km
Mar
28
Saturday

Run the Wild Half Marathon - Spring Edition

Trail Run 21 km
April 2026
Apr
12
Sunday

Haughley Festival of Running

Trail Run 5 km 10 km 13 mi 26 mi
Apr
22
Wednesday

Thames Ring 250

Trail Run 256 mi
Apr
26
Sunday

Zig Zag Running - The Other Run

Trail Run 5 km 10 km 21 km 42 km
May 2026
May
10
Sunday

Halstead & Essex Marathon

Trail Run 42 km
May
10
Sunday

Zig Zag Marathon and Half Marathon

Trail Run 21 km 42 km
May
16-17
Sa - Su

Five Rivers Ultra

Trail Run 50 km 50 mi 100 mi
May
30
Saturday

The Ridgeway Challenge

Trail Run 139 km
June 2026
Jun
6-7
Sa - Su

Sundowner Marathon

Trail Run 42 km
Jun
7
Sunday

Valley of the Owls Run

Trail Run 5 km 10 km 13 mi 26 mi
Jun
21
Sunday

Dunstable Downs Half Marathon

Trail Run 21 km
Jun
21
Sunday

Run Sandringham 10K

Trail Run 5 km 10 km
Jun
26-28
Fr - Su

Colworth Marathon Challenge

Trail Run 5 mi 8 mi 13 mi
Jun
27
Saturday

Zigzag - Cock-A-Doodle Dawdle

Trail Run 5 km 10 km 21 km 42 km
July 2026
Jul
3-4
Fr - Sa

The Full Essex Way Ultra

Trail Run 82 mi
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