Dominion's student body lives primarily in the communities of Sugarland Run and Lowes Island.

For the 2022–2023 school year, Dominion's student body is 39% Hispanic, 36% White, 15% Asian, 6% Black, and 4% Other.

[3] The Dominion sports teams play in Conference 21 and Region 4A.

In 2009, the school joined the Cappies Awards Program of the Northern Virginia/DC Metro Area.

[4] DHS Press is the official Dominion news organization.