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Marathon Calendar near Slough 2026-2027

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Monthly updates for Slough

Get new running races (and updates) in your inbox every month.

Explore the top marathons near Slough for 2026-2027! We've gathered 93 exciting races in the area. Check out our detailed list below to find your next local race.

August 2026
Aug
7
Fr

Phoenix Fridays

Backyard Ultra 5 km 10 km Half Marathon Marathon
Aug
8
Sa

Phoenix Running - Westhumble

Trail Run 5 km 10 km Half Marathon Marathon
Aug
9
Su

Saturn Running - Staines-upon-Thames

3 km 5 km ... Marathon 50 km
Aug
9
Su

Saturn 7 Hour Time Challenge - Staines-upon-Thames

3 km 3 mi ... 50 km 7 hr
Aug
9
Su

Thames Meander Summer

Trail Run 10 km 13 mi 26 mi
Aug
14
Fr

Saturn 7 Hour Time Challenge - Wraysbury

Trail Run 3 km 7 km ... Marathon 50 km
Aug
14
Fr

Saturn Running - Midweek Chasing Numbers

3 km 5 km ... Marathon 50 km
Aug
21
Fr

Saturn Running - Egham

Trail Run Half Marathon Marathon 50 km
September 2026
Sep
5
Sa

Phoenix Running - Walton-on-Thames

Trail Run Half Marathon Marathon
Sep
11
Fr

Saturn Running - Midweek Chasing Numbers

3 km 5 km ... Marathon 50 km
Sep
12
Sa

The Shere 42k Multi Terrain Event

Trail Run 10 km Half Marathon Marathon
Sep
13
Su

The Farnham Pilgrim Marathon

Trail Run Marathon
Sep
13
Su

Saturn Running - Staines-upon-Thames

3 km 5 km ... Marathon 50 km
October 2026
Oct
2
Fr

Saturn Running - Midweek Chasing Numbers

3 km 5 km ... Marathon 50 km
Oct
4
Su

Thames Meander Autumn

Trail Run 10 km Half Marathon Marathon
Oct
10
Sa

Run 2 Windsor - The Peep Show Marathon

Marathon
Oct
24
Sa

RunThrough - Battersea Park

Half Marathon Marathon
Oct
25
Su

Windsor Dorney Lakeside Marathon

5 km 10 km Half Marathon Marathon
November 2026
Nov
1
Su

Wendover Woods Marathon

Trail Run 10 km Half Marathon Marathon
Nov
6
Fr

Phoenix Running - Walton-on-Thames

Trail Run 5 km 10 km Half Marathon Marathon