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Running Calendar near Thatcham 2025-2026

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Explore the top running races near Thatcham for 2025-2026! We've gathered 148 exciting races in the area. Check out our detailed list below to find your next local race.

May 2026
May
4
Monday

Harewood Forest Trail Race

Trail Run 5 km 10 km
May
9
Saturday

Collingbourne Races

Trail Run 10 km 21 km
May
9-10
Sa - Su

Goring Gap Trails

Trail Run 33 mi 50 mi
May
16-17
Sa - Su

London West Spartan Trifecta Weekend

Obstacle Run 5 km 10 km 21 km
May
16
Saturday

Centurion North Downs Way 50

Trail Run 50 mi
May
24
Sunday

Marlow Triathlon

Triathlon
May
27
Wednesday

Run Dorney Lake Evening Runs 10k

5 km 10 km
May
27
Wednesday

Dorney Lake Evening Super Sprint Triathlon

Triathlon
May
30
Saturday

Beat the Sunset 50km

Trail Run 50 km
June 2026
Jun
6
Saturday

Dorney Lake Triathlon

Triathlon
Jun
6
Saturday

Run Dorney Lake Half Marathon

5 km 10 km 21 km
Jun
8
Monday

The Dell 10km

Trail Run 10 km
Jun
13
Saturday

Centurion South Downs Way 100

Trail Run 100 mi
Jun
13
Saturday

Centurion South Downs Way 50km

Trail Run 50 km
Jun
14
Sunday

Royal Windsor Triathlon

Triathlon
Jun
20
Saturday

Bracknell Samaritans 10k

5 km 10 km
Jun
28
Sunday

Marlow Trail Run

Trail Run 5 km 10 km 21 km
Jun
28
Sunday

SOX 10km & Half Marathon

10 km 21 km
July 2026
Jul
1
Wednesday

Run Dorney Lake Evening Runs 10k

5 km 10 km
Jul
1
Wednesday

Dorney Lake Evening Sprint Triathlon & Sprint Aquabike

Triathlon
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