Proud Sponsor of:
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!
Congrats to the finishers of the 2017 Rás na hÉireann USA 5K! Check out your Results.
See you next year!
Somerville Running Series:
Race Information
event Information
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