Portishead close

Half Marathon Calendar near Portishead 2025-2026

Monthly updates for Portishead

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

Explore the top half marathons near Portishead for 2025-2026! We've gathered 31 exciting races in the area. Check out our detailed list below to find your next local race.

January 2026
Jan
25
Su

Chepstow Running Festival Half Marathon

5 km 10 km Half Marathon
February 2026
Feb
1
Su

The Cardiff Half Marathon Winter Warmer Run

5 km 10 km Half Marathon
Feb
14
Sa

Phoenix Running - Trelewis

Backyard Ultra 5 km 10 km Half Marathon Marathon
Feb
20
Fr

Phoenix Running - Brimscombe

Trail Run 5 km 10 km Half Marathon Marathon
Feb
22
Su

Two Tunnels Races

Trail Run 5 km 10 km ... Marathon 50 km
March 2026
Mar
1
Su

St David's Day Run

5 km 10 km Half Marathon
Mar
1
Su

City Of Newport Half Marathon

Half Marathon
Mar
1
Su

Phoenix Running - Cardiff Bay

5 km 10 km Half Marathon Marathon
Mar
15
Su

Bath Half Marathon

13 mi
Mar
22
Su

Forest Of Dean Spring Trails Half Marathon

Trail Run Half Marathon
April 2026
Apr
5
Su

Brabazon Half Marathon

10 km Half Marathon
Apr
19
Su

Newport Wales Marathon

10 km Half Marathon Marathon
Apr
19
Su

Bath & Bristol Railway Races

10 km Half Marathon ... Marathon 50 km
Apr
25
Sa

The Bath Beat

Trail Run 13 mi 17 mi 21 mi 27 mi
Apr
26
Su

St David's Day Run

5 km 10 km Half Marathon Marathon
May 2026
May
10
Su

Great Bristol Run

10 km Half Marathon
June 2026
Jun
7
Su

Two Tunnels Races

Trail Run 5 km 10 km Half Marathon
Jun
14
Su

Cheddar Gorge Challenge

Trail Run 3 km 6 km ... Half Marathon Marathon
July 2026
Jul
19
Su

Wye Valley Tunnel Run

Trail Run 10 km Half Marathon Marathon
August 2026
Aug
15
Sa

Chepstow Running Festival Half Marathon

5 km 10 km Half Marathon