Half marathons in Ireland
Find half marathons in Ireland. Compare 42 upcoming events by date and location. Open a race guide for the course, recorded editions and official entry information where available.
Events to explore include Waterford Viking Marathon, Achill Half Marathon & 10K and Brandon Bay Run.
Narrow your search to County Dublin, County Galway and Kildare, or browse the other locations below.
65 listed events · 42 with upcoming dates
Upcoming half marathons
42 matching events, earliest date first. Entry availability is shown separately.
Waterford Viking Marathon
IRLWaterford
Waterford Viking Marathon — Half and Marathon.
· Half marathon
Race details, entry and past editions →Entry information ↗Achill Half Marathon & 10K
IRLKeel, County Mayo
Achill Half Marathon & 10K — Half, 10K at Achill Island.
· Half marathon
Race details, entry and past editions →Entry information ↗Brandon Bay Run
IRLFahamore, County Kerry
Brandon Bay Run 5K 2027 — an officially published 5K fixture at Brandon Bay, Fahamore.
· Half marathon
Race details, entry and past editions →Entry information ↗Celtic Warrior Running Races
IRLMullingar, County Westmeath
Standalone 10K, half-marathon and marathon running options.
· Half marathon · Status TBC
Race details, entry and past editions →Limerick Half Marathon & 10K 2027
IRLLimerick, County Limerick
Limerick Half Marathon & 10K 2027 — an officially published half-marathon fixture at Limerick City.
· Half marathon
Race details, entry and past editions →Entry information ↗Athy Half Marathon, 10K & 5K
IRLAthy, Kildare
Athy Half Marathon, 10K & 5K — 10K, 5K, Half.
· Half marathon
Race details, entry and past editions →Entry information ↗Quadrathon Challenge Half Marathon 2027
IRLMoville, County Donegal
Quadrathon Challenge Half Marathon 2027 — an officially published half-marathon fixture at Inishowen Peninsula and the Wild Atlantic Way.
· Half marathon
Race details, entry and past editions →Entry information ↗Cape Clear Island Races 2027
IRLCape Clear Island, County Cork
Cape Clear Island Races 2027 — an officially published half-marathon fixture at Cape Clear Island and the West Cork coast.
· Half marathon
Race details, entry and past editions →Entry information ↗Abbott Longford Marathon Festival 2026
IRLLongford, County Longford
Abbott Longford Marathon — Marathon.
· Half marathon · Status TBC
Race details, entry and past editions →Dingle Marathon & Half Marathon
IRLDingle, County Kerry
Dingle Marathon & Half Marathon — two sold-out road races around the Dingle Peninsula.
· Half marathon · Entry closed
Race details, entry and past editions →Abbeyknockmoy Hurling Club 5K, 10K & Half Marathon 2027
IRLAbbeyknockmoy, County Galway
Abbeyknockmoy Hurling Club 5K, 10K & Half Marathon 2027 — an officially published half-marathon fixture at Abbeyknockmoy and surrounding certified road…
· Half marathon · Status TBC
Race details, entry and past editions →Irish Life Dublin Half Marathon
IRLDublin, County Dublin
A half marathon on the roads of Phoenix Park in Dublin.
· Half marathon · Status TBC
Race details, entry and past editions →Race archive
Past races and previous editions
Looking back at a race? Browse the guides below for recorded editions. This section also includes events awaiting a new date and cancelled editions. Previous editions of races in the upcoming calendar are available through their race guides above.
Open the race archive to browse past events and races awaiting a new date.
View full race archive (23) →