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Half Marathon Calendar near Chepstow 2025-2026

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Explore the top half marathons near Chepstow for 2025-2026! We've gathered 37 exciting races in the area. Check out our detailed list below to find your next local race.

September 2025
Sep
28
Sunday

Forest of Dean Autumn Half Marathon

Trail Run 5 km Half Marathon
October 2025
Oct
5
Sunday

Cardiff Half Marathon

Half Marathon
Oct
12
Sunday

Bath & Bristol Railway Races

10 km Half Marathon ... Marathon 50 km
Oct
19
Sunday

Keynsham Dandy

Trail Run 13 mi
Oct
20-26
Mo - Su

The Halloween 7in7

Trail Run 5 km 10 km Half Marathon Marathon
Oct
20
Monday

The Witches Whisk

Trail Run 5 km 10 km Half Marathon Marathon
Oct
21
Tuesday

The Scary Scamper

Trail Run 5 km 10 km Half Marathon Marathon
Oct
23
Thursday

The Ghostly Gallop

Trail Run 5 km 10 km Half Marathon Marathon
Oct
24
Friday

The Petrified Pootle

Trail Run 5 km 10 km Half Marathon Marathon
Oct
25
Saturday

Giddy Horse Half Marathon, Trail, & Steeplechase Obstacle Course Races

Trail Run Obstacle Run 4 mi 8 mi Half Marathon
Oct
25
Saturday

The Spooky Sprint

Trail Run 5 km 10 km Half Marathon Marathon
Oct
26
Sunday

The Zombie Shuffle

Trail Run 5 km 10 km Half Marathon Marathon
November 2025
Nov
16
Sunday

Cardiff Trail Half Marathon

Trail Run Half Marathon
December 2025
Dec
6
Saturday

Secret Santa Tinsel Half Marathon

Trail Run 14 km 10 mi Half Marathon
Dec
6
Saturday

Secret Santa Series

Trail Run 14 km 10 mi 13 mi
Dec
7
Sunday

Partridge in a Pear Tree

Trail Run 5 km 10 km Half Marathon Marathon
Dec
8
Monday

2 Turtle Doves

Trail Run 5 km 10 km Half Marathon Marathon
Dec
11
Thursday

5 Golden Rings Run

Trail Run 5 km 10 km Half Marathon Marathon
Dec
12
Friday

6 Geese a-laying Run

Trail Run 5 km 10 km Half Marathon Marathon
Dec
13
Saturday

7 Swans a Swimming

Trail Run 5 km 10 km Half Marathon Marathon
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