Mourne Mountain Marathon

SEP
19-20
2026
Ireland's only two-day mountain marathon challenges teams of two on endurance and navigation in the Mourne Mountains. Four main categories cover 35 to 55 km over two days, with a separate one-day score class available. The event requires self-sufficiency and includes camping overnight.
55 kilometers 35 kilometers

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Mourne Mountain Marathon

This is a two-day team event focused on endurance and navigation, taking place in the Mourne Mountains in Northern Ireland. It is described as Ireland's only two-day endurance and navigation event. Participants camp overnight and must be self-sufficient.

Classes and Format

Teams of two compete across several categories. The main event has four categories (Elite, B, C, D), where the fastest team to visit a set number of control markers over two days wins. These courses cover between 35 km and 55 km. There is also a separate one-day Score class, where teams aim to collect the most points within a six-hour time limit.

Practical Details

The event uses SPORTident electronic timing. Participation costs £110 per two-person team (£75 for U23 and Adult-Junior teams). The one-day Score class costs £40 per team. Registration is limited to 200 teams. The entry fee includes a t-shirt and a car sticker. Refreshments are provided at the end of the second day. There is a flexible start time on the first day. Partners for the event include Mac in a Sac and Lila's Outdoors. Visit the organization's website for the most recent information.

55 km
Two-Day Course Distance – 55 Km Total
35 km
Two-Day Course Distance – 35 Km Total
One-Day Score Class