Portsmouth Coastal Waterside Marathon

About Portsmouth Coastal Waterside Marathon

Portsmouth Coastal Waterside Marathon 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. Half Marathon Marathon 50K Ultra

Race Schedule

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