 The Scantic flows southwest for  through the towns and communities of Hampden, Massachusetts; Somers, Somersville, Scitico, Hazardville, Enfield, East Windsor, Broad Brook, Scantic, South Windsor, and East Windsor Hill, Connecticut, until joining the Connecticut River () near the East Windsor Hill community, part of South Windsor.There are two areas named after the river.One is a small community, part of East Windsor.