The primary purposes of MassBike are to serve and protect the interests of the bicycling public in Massachusetts, to promote the bicycle as a healthy, enjoyable, efficient, and environment-friendly means of transportation and recreation, to promote a physical geographic context and vehicular traffic environment that enhance these qualities and ensure the safety of transportation by bicycle, and to help more people adopt the bicycle for transportation and recreation.

A 501(c)(3) non-profit citizens' advocacy group working to improve biking and walking conditions and promote safe ways to use these as viable means of transportation and recreation in the Danvers area.