Come celebrate St. Patrick’s Day at “America’s Most Irish Road Race”! Wear your green and join 4,000 runners, walkers and crawlers at the South Shore’s premier road race! Flat, fast, USATF certified 5K ocean course with cash prizes ($683,$250,$100) for the top three overall male and female, along with $317 ($1,000 total!) for a new male or female course record! (M-14:39 & F-16:13). Age group awards first through third. Great finish parties at the pubs and restaurants of Brant Rock! A fun day for all!
Registration Price
Only $30.00 through 12/31/26
$35.00 through 3/3/27
After 3/3/27 and Same Day Registration - $40.00
$25.00 18 and under.
Shirt deadline is 2/6/27
Mar 13, 2027
Distance — 5K
Type — Running
10:00
$30.00
These values represent the 3-year monthly averages for March in Marshfield.
Learn more about the host city, Marshfield.
Marshfield is a town on the South Shore of Massachusetts in Plymouth County. It includes the villages of Brant Rock, Green Harbor, Ocean Bluffs, North Marshfield, and Marshfield Hills. It is best known as the home of Daniel Webster an important national political figure from 1832 until his death in 1852. He was also known as "the farmer of Marshfield." Marshfield has a yearly population of 25,000 people (2010) which grows to about 40,000 during the summer because of its location on the coast.
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location_on Brockton, Massachusetts, US
calendar_today Oct 17, 2026
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