Mighty Mother's Day Duathlon

MAY
10
2026
A multi-event duathlon in East Islip with run segments and a very flat three lap bike course. The weekend program includes individual and relay races plus a bike time trial, free event photos, and finish area refreshments and awards.
Sun 10 May 2026
Run 1 Run 2 Bike

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Mighty Mother's Day Duathlon and Time Trial : East Islip, NY

The event is a multi-race duathlon and bike time trial held at 1 Heckscher State Parkway in East Islip. It has been run for more than 20 years and features a very flat three lap bike course. The run course includes sections on grass and dirt.

The adult duathlon course distances are:

  • Run 1.8 miles
  • Bike 10.5 miles
  • Second run 1.8 miles

The program includes several event types: Individual Time Trial (bike only), Individual Duathlon, Duathlon Relay, High School Relay, High School Individual, and Youth Duathlon. Some events list age limits on the registration page: Individual Duathlon is open to ages 14 and up, Duathlon Relay is open to ages 7 and up, and High School Relay is open to ages 11 to 18. Registration notes indicate t shirt size is not guaranteed for entries after May 4.

Finish area provisions include sparkling cider, chocolate, and awards. Professional photos are provided free by ESP Long Island and are posted on the event Facebook page and on the race photo gallery with search by bib number or name. Photographers request that bib numbers be clearly visible to improve photo tagging and search results. Visit the organization's website for the most recent information.

Run 1
Run 2
Bike