Portsmouth Coastal Waterside Marathon

Portsmouth Coastal Waterside Marathon

Sunday, 21 December 2025

Portsmouth, Southsea, UK

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The Portsmouth Coastal Waterside Marathon event on 21 December 2025 includes a full Marathon, Half Marathon and 50km Ultramarathon.

The Marathon is a flat, multi terrain course on an out and back route starting and finishing along the Southsea seafront. The route winds along the shores of Langstone Harbour, where the muddy yet magical landscape creates a unique coastal backdrop.

The event includes plenty of festive spirit, fully loaded aid stations and beautiful coastal views.

Distances/Events

Half Marathon
Marathon
50K Ultra

Location map

The event is based from the Pyramid Centre, Clarence Esplanade.

Please note: the map location may be approximate. Refer to the event website for start lines and course maps.

Disclaimer

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This listing was last manually checked on 29 July 2025.

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