With headquarters located at 16 Beacon Street in the historic Chester Harding House, across from the Massachusetts State House on Beacon Hill, the BBA has 13,000[1] members drawn from private practice, corporations, government agencies, legal aid organizations, the courts and law schools.

The Association makes its policy positions known via the filing of amicus briefs,[4] the drafting of legislation and official comments on proposed government actions.

[10] September 2005: The association was one of a number of organizations which signed on to an amicus brief in United States v. Darryl Green.

[14] The Journal is an online publication managed by a volunteer Board of Editors that presents information, analysis, and opinions in articles written by attorneys, judges, and others interested in the development of the law.

The association also publishes BBA Week, a weekly e-newsletter that provides information on pro bono and public service opportunities, updates from law firms and the state and federal courts, previews of upcoming legal education programs and special events, and photo albums.