3rd Annual Summer Longest Causeway Run & Fitness Walk


Run the Beach, Cross the Bay, & Join the Fun!

Don’t miss your chance to cross the historical Queen Isabella Causeway over the beautiful Laguna Madre by participating in the 5k Fitness Walk or the 10k Run! Finisher medals will be given to all participants! Plus cash prizes for overall 1st, 2nd, & 3rd place runners in both female and male divisions. Award medals for 1st, 2nd, & 3rd place racers in each age group!

Don’t Hesitate! Participate!
Online registration is now open! Follow the links below to register today and take advantage of our early bird registration fees:

10k Run– $30.00; 5k Walk -$25.00; $15.00 Students & Military with ID.

After May 23rd,

$35 (10k Run); $30 (5k Walk); $20 Students & Military with ID.

Follow the links below to register today!

Online Registration

Printable Form

If you have a printed version, please fill out the form and return in person to the Port Isabel Chamber of Commerce at:

421 E. Queen Isabella Blvd., Port Isabel, TX 78578

Make checks payable to the Port Isabel Chamber of Commerce

Fax to 956-943-4001

Email to director@portisabel.org