The Worcester Red Sox, nicknamed the WooSox, began play at Polar Park for the 2021 season competing in the Triple-A East Division. The WooSox are affiliated with the Boston Red Sox and often host Red Sox players on rehab assignments.
The City of Worcester welcomed baseball back to Fitton Field at the College of the Holy Cross in June 2014 with the Worcester Bravehearts, a member of the Futures Collegiate Baseball League. The Futures League provides student-athletes the opportunity to compete with and play against elite baseball players from across the country.
The City of Worcester officially welcomed hockey back to the DCU Center in October 2017 for the Worcester Railers' inaugural season. A member of the East Coast Hockey League (ECHL), the premier "AA" Hockey League with 26 teams in 19 states and two Canadian provinces. The Railers are an affiliate of the NHL's New York Islanders.