277 Ocean Street, Marshfield MA
Saturday, March 15th, 2025
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!
Great finish parties at the pubs and restaurants of Brant Rock! A fun day for all!
Shirt deadline is 2/8/25.
For more details, visit the official race page: Marshfield St. Patrick's Day 5K.
Starting Line Map
Suggested Races