Marshfield St. Patrick's Day 5k
About this race
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
Pick your distance
Running
5K
Race-day daylight
We have no recorded weather for Marshfield yet, but sunrise and sunset follow from the venue and the date.
The sun rises at 5:57 AM and sets at 5:46 PM local time (EST) in Marshfield on March 13, 2027 — 11h 48m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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Results — Marshfield St. Patrick's Day 5k
Other races near Marshfield
Different organizers, within 40 miles, in the next three months
The Dws Great Pumpkin 5K
Tinsel Trot
Second Pembroke Police Boys and Girls Club 5K Turkey Trot
Headstrong 5K
🏃 Plan Your Next Race in Marshfield
Find upcoming events by distance:
- Marshfield 5K Races 2 races
- Marshfield Running Calendar 2026 2 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 2 Marshfield events
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