Waterhouse Field, Merrimac MA
Saturday, June 20th, 2026
Event Overview
- Name: 10th annual Jamaco River Run
- Date: Saturday, June 20, 2026
- Location: Waterhouse Field, 74 E. Main St, Merrimac, MA
- Registration: Begins at 8am
Race Details
- Events: Kid's Fun Run and USATF certified & sanctioned 5K road race
- Schedule: Kids Fun Run at 9am, 5K walk/run at 10am
- Amenities: Music, craft beer tent, burgers and dogs
- Additional Activities: Kids games, award ceremony, and prize raffle
Special Offers
- First 200 Registrants: Receive a custom commemorative t-shirt
- Free Beer: Available for participants 21 and older
- Parking: Free parking available on site
- Community Impact: Aiming for our biggest turnout yet to give back to the local community
Get Involved
- Support: Thank you for your support!
- Learn More: Check out the race details here
- Contact: Reach out to the Jamaco River Run Board of Directors for any inquiries
- Join Us: Be part of a fun, family-friendly event!
