In order to use RunSignup, your browser must accept cookies. Otherwise, you will not be able to register for races or use other functionality of the website. However, your browser doesn't appear to allow cookies by default.
If you still see this message after clicking the link, then your browser settings are likely set to not allow cookies. Please try enabling cookies. You can find instructions at https://www.whatismybrowser.com/guides/how-to-enable-cookies/auto.
We have decided to cancel the 2020 Butterfly 5K. We hope to be back in 2021.
This is the 4th annual Butterfly 5K. a benefit event to aid the family of an HK alumni who battled cancer for over 30 yrs. The event takes place at at Haddam-Killingworth High School, located at 95 Little City Rd, Higganum, CT 06441, at 10 am. Upon arrival at the school, please enter through the eastern School entrance, and you will be directed where to park. Restrooms within the High School will be accessible.
If you are unable to join us on race day, consider becoming a Virtual Runner or simply make a donation and help make a difference.
If you have any questions about this race, click the button below.
Please complete the following survey to help us better understand your race experience.