race information

event information


***We will be closing down online registration on Thursday at 8:00pm. This will be the last opportunity to secure a tee shirt with your registration. We will be selling bibs on Saturday and Sunday of race weekend but there will be no guarantee of a tee shirt. We also will be selling bibs at the Marathons Sports pickups race week. Please see bib and tee pickup schedule for locations and times. Thank you for the support. Happy St. Patrick's Day!***

Registration for the 2017 Rás na hÉireann USA 5K is NOW OPEN!

Welcome to the Rás na hÉireann USA 5K


Rás na hÉireann is the most genuine Irish race this side of the Atlantic. It is a celebration of traditions dating back centuries - and simply a celebration of spring in Somerville, Massachusetts.


5,000 registered runner & walker limit.

Sold out weeks in advance every year since 2004!

Proud Sponsor of:

Somerville Running Series:

For more information about the race, volunteering, etc. contact:

B.A. Event Promotions

133 Walnut Street #3

Somerville, MA 02145

For regular updates from the Race Director