From 1970 through 1998, the club won twenty-two New England Rugby Football Union championships, but it was never able to attain consistent success at the national level.

[1] During the 1970s and 1980s, Boston RFC was the home club for many forwards, particularly locks, who played for the USA Eagles in international tests.

The Super League was formed in 1996 by USA Rugby to create a national competition amongst the premier clubs in the United States.

This momentum carried into the 2008 RSL season where Boston finished atop the Blue Conference with a record of 5-0-2 and advanced to the quarter-finals of the league.

They have won six New England Rugby Football Union Division I Championships since becoming a member of the Super League.

They have also attained moderate national success, reaching the USA Rugby Premier Division Competition five times, most recently in 2008.