 Racial diversity in Dension has been increasing since the mid-1980s.According to a "New York Times" article, 20% of Denison's high-school age children were nonwhite in 2005, compared to approximately 50% of kindergarteners.Of the 2,674 households 31.7% had children under the age of 18 living with them, 51.9% were married couples living together, 9.1% had a female householder with no husband present, and 34.3% were non-families.