race information

event information


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:

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

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