Highfield-Cascade is a census-designated place in Washington County, Maryland, United States. The population was 1,141 at the 2000 census.Highfield-Cascade is located at 39°43′0″N 77°29′27″W / 39.71667°N 77.49083°W / 39.71667; -77.49083.According to the United States Census Bureau, the CDP has a total area of 1.7 square miles, all of it land.As of the census of 2000, there were 1,141 people, 440 households, and 315 families residing in the CDP. The population density was 669.9 people per square mile. There were 479 housing units at an average density of 281.2/sq mi. The racial makeup of the CDP was 69.42% White, 28.18% African American, 0.44% Native American, 0.18% Asian, 0.09% Pacific Islander, and 0.70% from two or more races. Hispanic or Latino of any race were 1.61% of the population.There were 440 households out of which 34.3% had children under the age of 18 living with them, 56.8% were married couples living together, 9.

};