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Streets of Killarney 5 Mile
A sell-out Good Friday dash through Killarney
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Gaelforce 10K Bray
Ocean views and seaside charm along the Irish coastline
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Knockmealdown Mountain Ultra
An IMRA ultra across the Knockmealdown Mountains
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Carron 10K
10K through the limestone heart of the Burren
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Kilmovee 10K
Billed as the flattest 10K in the west of Ireland
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Sonia O'Sullivan Cobh 10 Mile Road Race
10 miler named for Cobh's Olympic legend Sonia O'Sullivan
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Leixlip 24hr Trasna Na Blianta
A 24-hour looped ultra through Leixlip, Kildare
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Kilkishen 10 Mile
A scenic 10-miler through Clare at Kilkishen
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Aran Islands Half Marathon
On Inis Mór, raising funds for Dublin's Mater Hospital
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Great Ireland Run
A scenic 10K through historic Phoenix Park in Dublin, Ireland
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The Great Railway Run
Traces the old Cork-to-Crosshaven railway line
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Inis Oírr Wild Atlantic Island Run
On Inis Oírr, the smallest of the Aran Islands
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Royal Canal Run Longford
Along the towpath of the Royal Canal Greenway
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Connemarathon
Rugged roads through the wild Connemara landscape of Ireland
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Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.