Marathons in West Sussex
9 upcoming marathons in West Sussex, United Kingdom.
Upcoming races
Your guide to marathons in West Sussex, United Kingdom
There are 9 upcoming marathons in West Sussex, United Kingdom, spread across 6 cities. Filter by distance or terrain to narrow things down, and save the races you like the look of.
Most take place in May, November and December. Next up is West Sussex Fireworks Flash - Ultra Marathon (any distance beyond marathon within 7 hours) in Southwater on 8 November 2026.
Questions runners ask
How many marathons in West Sussex, United Kingdom are there?
Finndu lists 9 upcoming marathons in West Sussex, United Kingdom, across 6 towns and cities. The list is updated twice a day as organisers announce new races.
When is the next one?
West Sussex Fireworks Flash in Southwater, on 8 November 2026.
Which month has the most marathons in West Sussex, United Kingdom?
May, followed by November and December.
How much does it cost to enter?
Entry starts from £22. Fees vary from race to race, so check each race page for its current price.