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Clontarf is the Flattest Half Marathon & 5 mile in Ireland

 martathon ireland

The above flat line elevation indicates zero hills. Smooth running for 21.1km


Irelands Flattest Half Marathon & 5 Mile. Next race July 4th  OPEN NOW!
  LATEST NEWS........

  • Open now!! This race will sell out (again). Don't leave too late....

Welcome to Joe Duffy BMW Clontarf half marathon and 5 mile. Back with a bang after the success in 2014. We have gone with the same formula which attracted 3,000 walkers, joggers and runners to this flat course in July. It certainly had the big race atmosphere

The entry fee remains €30 making us one of the best value half marathons. The 5mile is €20. And most importantly we are Ireland's Flattest race(s). PB time.

Run, Jog or Walk (we have a dedicated walking section) but don't miss out on the race of 2015. Annual SELL OUT event. Places are limited. Enter now to avoid disappointment.


Go out, be active, and most of all enjoy!

The Clontarf Half Marathon & 5 mile team



Event Sponsors

westwood fitness dublin 

westwood fitness dublin

runworx ireland


beshoff dublin



eoin ryan coching

kilkin dublin


pure magic

westwoodrunworxerdingerbeschofffiteoinRyan kelkin pureMagic

Ireland's Number 1

"The Clontarf Half Marathon takes part in the nations capital Dublin, it is Ireland's flattest half marathon and entrants take part from all 32 county's and even from other nations. "

- Eoin Ryan, Founder

Photo Gallery

You can view some of the photographs taken from previous events below.

Contact Us

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