New as of 2025: Anyone rowing with OSS more than three times must also have a current US Rowing membership (https://usrowing.org/become-a-member).
Classes
Summer
Summer group lessons are held between June 27th and August 29th:
Wednesdays 5:00 pm - 6:45 pm
Saturdays 6:45 am - 8:30 am
The lesson is one hour, starting 15 minutes after arrival time. If you are new to OSS, please call before attending your first group lesson.
Fall
For information on fall classes, please call Al at 617-803-2345.
Winter
Winter erg classes are by appointment only. Call Al at 617-803-2345.