Marshfield St. Patrick's Day 5k - 5K
External Event
Distance
3.1 mi
Pace
All paces
Terrain
Road
Difficulty
All Levels
About this run
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
Typical conditions
For events around March 2027 in Marshfield, MA, United States: Typical spring conditions in this region — mornings can still be cool; confirm start-time guidance on the official page.
How to prepare
Most runners can prepare for a 5K with a few weeks of easy runs and one short faster session per week. Focus on consistency, not volume, and rest the day before race day.
Beginner's guide to your first 5KGetting there
This event is listed in Marshfield, MA, United States. Confirm the exact start venue, parking, and transit options on the official registration page.
Registration is handled by the official event organizer
Know a local group? Host a community run in Marshfield
