Massachusetts native, Cole Dewhurst joined Rhode Island FC in February 2025 for the clubs USL Championship campaign after spending his college career playing at local Providence College. Dewhurst also spent time in the New England Revolution Academy and made his professional debut in 2021 with the New England Revolution II squad.

Dewhurst was a regular contributor for the Friars during his four-year collegiate career, starting 65 of his 67 total appearances. He started all 39 games through his final two seasons, going the full 90 minutes in all but six games during that span. In 2023, he was named to the All Big East Third Team after tallying a career-high two goals and one assist. In 2024, he logged 1,911 minutes as a crucial piece of a back line that conceded just 0.95 goals per game, which was the fourth-lowest in the Big East.