Half marathons in West Sussex

Find half marathons near me in West Sussex for 2025/2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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Enjoy a fully closed road race, on flat coastal roads with a spectacular seafront finish. Chance to take home a PB along with the finishers' t-shirt and medal.

Sun 3 May 2026
£34.50-£44.50

Sun 3 May 2026
£34.50-£44.50

Worthing, West Sussex, UK

Worthing RUNFEST Half Marathon

Enjoy a fully closed road race, on flat coastal roads with a spectacular seafront finish. Chance to take home a PB along with the finishers' t-shirt and medal.

Chip timing
Enter online
Flat
PB
Traffic free
Age 17 & over

13.1 miles road running + 37 m ascent

Sun 10 Aug

Henfield, West Sussex, UK

Henfield Half Marathon

13.1 miles trail running

Sun 28 Sep

Horsham, West Sussex, UK

Run Barns Green | Half Marathon

13.1 miles road running

Sun 28 Sep

Horsham, West Sussex, UK

Run Barns Green | Kids Colour Run

750 m multi terrain running

Sat 8 Nov

Petworth, West Sussex, UK

Five Trails Ultra & Three Trails Half | Three Trails Half

13 miles trail running + 407 m ascent

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