3rd Annual Boardwalk Mile Open Water Ocean Swim
Date: Sunday, August 24, 2025
Time: 8:00 AM EDT - 9:30 AM EDT
Location: Rehoboth Beach, DE 19971 US (1 QUEEN ST or 1 GRENOBLE ST)
Description: A 1-mile open water ocean swim along the Rehoboth Beach boardwalk. Check-in at Grenoble/Henlopen Hotel at the north end of the boardwalk. Swim direction will be determined by the tide.
Price: $50 (price increases after August 17, 2025)
Additional Information: http://seashorestriders.com
Registration:
- Online registration through RunSignup
- Mail-in registration (form available on seashorestriders.com)
Other Details:
- Wetsuits allowed unless ocean temperature exceeds 76.1 degrees.
- Timing by Chronotrack Tri Tag Chip system.
- Post-race awards ceremony and refreshments.
- Awards for overall male/female champions, masters, and top three finishers in various age groups.
- Participants aged 10-13 must swim with a responsible adult/coach.
- Participants under 10 are not allowed.
- Event verification required (previous ocean swim race participation).
- No refunds, but transfers to future events or donations are possible.

