Destrehan first appeared as
census designated place in the
1980 U.S. census. 97.7% of residents lived in urban areas, while 2.3% lived in rural areas. There were 4,151 households in Destrehan, including 3,334 families. Of all households, 36.5% had children under the age of 18 living in them. Of all households, 58.9% were married-couple households, 13.3% were households with a male householder and no spouse or partner present, and 22.8% were households with a female householder and no spouse or partner present. About 18.6% of all households were made up of individuals and 7.9% had someone living alone who was 65 years of age or older. There were 4,317 housing units, of which 3.8% were vacant. The homeowner vacancy rate was 0.7% and the rental vacancy rate was 7.3%. ==Education==