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Half Marathon Calendar near Dunstable Downs 2025-2026

Explore the top half marathons near Dunstable Downs for 2025-2026! We've gathered 68 exciting races in the area. Check out our detailed list below to find your next local race.

June 2026
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
Jun
28
Sunday

Marlow Trail Run

Trail Run 5 km 10 km 21 km
July 2026
Jul
5
Sunday

Chiltern Ridge Half Marathon

Trail Run 21 km
Jul
18
Saturday

Ciderthon

5 km 13 mi
Jul
26
Sunday

Maidenhead Trail Run

Trail Run 5 km 10 km 21 km
August 2026
Aug
30
Sunday

Windsor Trail Run

Trail Run 10 km 13 mi
September 2026
Sep
5
Saturday

Henley River Half Marathon

Trail Run 10 km 21 km
November 2026
Nov
8
Sunday

Windsor Trail Run

Trail Run 10 km 21 km
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