Castle to Castle Run

Castle to Castle Run

Saturday, 14 March 2026

Carrickfergus, Co. Antrim, NI

Follow event Run/Walk Road/Path/Park Off Road/Trail Self-Navigation

The Castle to Castle Run on 14 March 2026 includes an Ultra Marathon and Marathon in County Antrim, Northern Ireland.

The Ultra starts at Carrickfergus Castle and runs to Belfast Castle then back on the same route to finish at Carrickfergus Castle, one of the oldest Castles in Ireland. The Marathon is a point-to-point route starting at Belfast Castle and finishing at Carrickfergus Castle.

Both courses are challenging on a full mix of terrain including, trail, footpaths, road and forest paths.

This is a self-sufficient and self-navigated race. Entrants are provided with full GPX details of the route closer to the event. There will be no extra signage or marshals on the course, you will follow the route using a GPS file on your watch or phone and a tracker is provided so your friends can follow your progress.

Organiser

We Run Wild NI

Distances/Events

Marathon
52.4 miles Ultra

Location map

The start line for the Ultra, and finish line for both events is Carrickfergus Castle. Marathon entrants are transported to the start line at Belfast Castle.

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

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This listing was last manually checked on 20 October 2025.

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