Half marathons in Leinster
10 upcoming half marathons in Leinster, Ireland.
8 cities
Busiest: November
From €35
Upcoming races
Your guide to half marathons in Leinster, Ireland
There are 10 upcoming half marathons in Leinster, Ireland, spread across 8 cities. Filter by distance or terrain to narrow things down, and save the races you like the look of.
Most take place in November, March and April. Next up is Joe Duffy Group Clontarf 5 Mile - Half Marathon in Dublin on 14 November 2026.
Questions runners ask
How many half marathons in Leinster, Ireland are there?
Finndu lists 10 upcoming half marathons in Leinster, Ireland, across 8 towns and cities. The list is updated twice a day as organisers announce new races.
When is the next one?
Joe Duffy Group Clontarf 5 Mile in Dublin, on 14 November 2026.
Which month has the most half marathons in Leinster, Ireland?
November, followed by March and April.
How much does it cost to enter?
Entry starts from €35. Fees vary from race to race, so check each race page for its current price.