Quick information summary of the South Dennis CDP area.
South Dennis CDP is located in the state of Massachusetts. It occupies the area of 6 square miles. 1 square miles are water areas and 5 square miles remain for land areas. Center of the South Dennis CDP lies at +41.7040662, -070.1506503 coordinates. According to the 2010 Census, there are 3.643 living in the South Dennis CDP. The racial makeup shows these 3 races as the most frequent : White (94.02%), Two or More races (1.95%) and Black or African American (1.81%). Median age is 49 for the males and 53 for the females.