Race Shirt

First 1300 5k registrants get an awesome short-sleeve recycled cotton shirt!

Post Race Beer

Enjoy delicious Samuel Adams beer inside the beer garden (21+ only)

Family Fun Fair

The Stonyfield Fair features live music, food, games, and more!

Official Charity

Stonyfield Earth Day 5k is proud to support the StonyFIELDS Play Free Program [+] read more

Earth Day Fair

• 5k Run/Walk
• Kids Fun Run
Dozens of Vendors
Beer Garden (ages 21+)
• Live Music
• Games, Activities and more…

Interested in becoming an Earth Day Fair Vendor?!
We are accepting vendor inquiries from like-minded brands and organizations! Please fill out this inquiry form today!

5K Course

The 3.1 mile course starts and finishes in Londonderry’s West Soccer Complex and runs a big loop through one of Londonderry’s finest neighborhoods.  The finish is back in the West Soccer Complex and is just steps away from the Stonyfield Earth Day Fair.

Lil’ Calf Dash

100 yard fun runs for boys and girls in 3 different age divisions (4 & younger, 5-6, 7-8)
Start Time: 10:15am

Go the distance. Earn the jacket!

Complete at least 3 events totaling 26.2 miles to earn the Elliot Millennium Running Series Jacket. For complete list of events, rules and details, Learn More

Run more, run faster, score points!

The Points Chase is a motivational and competitive component to participating in our Signature events. For standings, rules and details, Learn More

Event Details

Saturday, April 17, 2021
10:00am – Stonyfield 5k
11:15am – Lil’ Calf Dash (kids 8 and younger, 100 yard fun run)
10am – 2pm – Earth Day Fair

Available at the Millennium Running Retail Store (138 Bedford Center Road, Bedford, NH) during the following days/times:

    • Thursday, April 15th (10am-7pm)
    • Friday. April 16th (10am-7pm)

Available from 8:30am to 9:45am at Race Day Headquarters adjacent to the start/finish line at the Londonderry West Soccer Fields (90 West Rd, Londonderry, NH 03053) 

Londonderry West Soccer Fields (90 West Rd, Londonderry, NH 03053)

General parking is available at the Londonderry West Soccer Complex.  Parking will be limited, so carpooling is highly recommended. For a detailed parking map click here.

Dasani water and Powerade provided by Coca Cola Northern New England, fresh bananas, Yogurt provided by Stonyfield Organic, pizza provided by Rustic Crust and amazing vendors inside the Stonyfield Earth Day Fair.

5k participants (21+ only) may redeem their beer ticket in the post race beer garden inside the Stonyfield Earth Day Festival.   Additional beer can be purchase for $5 each.

RESULTS driven by AutoFair
All results will be displayed at the Millennium Timing Trailer adjacent to the finish line.  Live online results will be published exclusively on MillenniumRunning.com.

RACE PHOTOS provided by Tufts Health Freedom Plan
Millennium Running is happy to provide FREE digital race photos from this event thanks to our friends at Tufts Health Freedom Plan. Photos will be posted online 2-3 business days following the event.

Finishers of the event will receive a link to their finisher video. The link will be emailed online 1-2 business days following the event.

Awards to the Top 3 Overall Men & Women. Awards will also be given out to the top 3 male and female in each 5-yr age group. (<12, 13-19, 20-24, 25-29, 30-34 … 80+). Stop by the Awards Tent located in the Race Day HQ following the race to claim your award. Awards will not be mailed after the event.

Please read our Refund & Transfer Policy for full information.

Read a full list of General FAQ’s here.




ADULT (ages 21+)
Early Bird – $25 (Until March 8th)
Regular – $30 (March 9 – April 17)
Race Day – $35 (based on availability)

YOUTH (ages 12-20)
Early Bird – $20 (Until March 8th)
Regular – $25 (March 9th – April 17th)
Race Day – $30 (based on availability)

KIDS (11 & younger)
Early Bird – $10 (until March 8th)
Regular – $15 (March 9th – April 17th)
Race Day – $20 (based on availability)

100M KIDS RUN (8 & younger)
$10 until March 28th at 11:59pm
$10 Race Day (based on availability)

Millennium Running takes great pride in not only producing the best events possible for our running community, but more importantly, we are proud to give back to our local community. Whether it be through event proceeds from our Millennium Running Signature Events or helping organizations raise money with our event services, we strive to enrich our community with fitness and fun while raising valuable funds for hundreds of charities. [+] learn more

Official Event Charity

With every event Millennium Running is proud to donate back to and support local organizations and charities. To date, Millennium Running has donated over $500,000 to these local charities and organizations. The Stonyfield Earth Day 5k is proud to support StonyFIELDS Play Free Program as well as numerous other charities like Londonderry Booster Club, Londonderry Track & Field/Cross Country, Londonderry Lions and other deserving local organizations.




About Us


Millennium Running is fueled by the passion of promoting healthy, enjoyable lifestyles. With over a dozen Signature road races and triathlons, a running specialty store, the Millennium Running Club, plus all-purpose timing and event services. 

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Don't forget to share your Millennium memories with #millenniumrunning and #runnh on all of your social media. Plus, connect with us on Facebook, Twitter, Instagram & YouTube!



Contact Us


Millennium Running
138 Bedford Center Road
Bedford, NH 03110

Events: 603.488.1186
Retail: 603.472.7867

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