There are free swim lessons for kids ages 3 and up, throughout the city. They are offered during the summer and fall at local YMCA's, Boys & Girls's Clubs, and outdoor DCR pools. We organized them by town below.

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Oak Square YMCA (Brighton)
615 Washington St, Brighton, MA 02135
(617) 782-3535
Free swim lessons for ages 3 to 12. Their summer session runs for 9 weeks from July 10th to September 3rd. And the fall session is 7 weeks from October 30th to December 24, 2023.
Reilly Pool (Brighton)
355 Chestnut Hill Ave., Brighton, MA 02135
(617) 277-7822
Free swim lessons for children ages 4 to 12.
Charlestown YMCA (Charlestown)
150 Third Avenue, Charlestown, MA 02129
(617) 241-8400
Free swim lessons for ages 3 to 12. Their summer session runs for 9 weeks from July 10th to September 3rd. And the fall session is 7 weeks from October 30th to December 24, 2023.
Wang YMCA (Chinatown)
8 Oak St W, Boston, MA 02116
(617) 426-2237
Free swim lessons for ages 3 to 12. Their summer session runs for 9 weeks from July 10th to September 3rd. And the fall session is 7 weeks from October 30th to December 24, 2023.
The Boys & Girls Club (Dorchester)
15 Talbot Ave, Dorchester, MA 02124
Richard Mojica, Aquatics Director
Free swim lessons for ages 6 to 8.
YMCA (Dorchester)
776 Washington St, Boston, MA 02124
(617) 436-7750
Free swim lessons for ages 3 to 12. Their summer session runs for 9 weeks from July 10th to September 3rd. And the fall session is 7 weeks from October 30th to December 24, 2023.
YMCA (East Boston)
215 Bremen Street, East Boston, MA 02128
(617) 569-9622
Free swim lessons for ages 3 to 12. Their summer session runs for 9 weeks from July 10th to September 3rd. And the fall session is 7 weeks from October 30th to December 24, 2023.
Olsen Pool (Hyde Park)
95 Turtle Pond Pkwy, Hyde Park, MA 02136
(617) 361-1593
Free swim lessons for children ages 4 to 12.
Menino YMCA (Hyde Park)
1137 River St, Hyde Park, MA 02136
(617) 361-2300
Free swim lessons for ages 3 to 12. Their summer session runs for 9 weeks from July 10th to September 3rd. And the fall session is 7 weeks from October 30th to December 24, 2023.
Huntington Ave YMCA (Roxbury)
316 Huntington Ave, Boston, MA 02115
(617) 927-8060
Free swim lessons for ages 3 to 12. Their summer session runs for 9 weeks from July 10th to September 3rd. And the fall session is 7 weeks from October 30th to December 24, 2023.
Cass Pool (Roxbury)
120 Martin Luther King Blvd., Roxbury, MA 02119
(617) 445-0062
Free swim lessons for children ages 4 to 12.
The Boys & Girls Club (Roxbury)
115 Warren St, Roxbury, MA 02119
Jasmine Santos, Membership Director
Free swim lessons for ages 6 to 8.
YMCA (Roxbury)
285 M.L.K. Jr Blvd, Roxbury, MA 02119
(617) 427-5300
Free swim lessons for ages 3 to 12. Their summer session runs for 9 weeks from July 10th to September 3rd. And the fall session is 7 weeks from October 30th to December 24, 2023.
Parkway YMCA (West Roxbury)
1972 Centre St, West Roxbury, MA 02132
(617) 323-3200
Free swim lessons for ages 3 to 12. Their summer session runs for 9 weeks from July 10th to September 3rd. And the fall session is 7 weeks from October 30th to December 24, 2023.