Aquia Harbour is a census-designated place (CDP) in Stafford County, Virginia, United States, 13 mi north of Fredericksburg. The population was 6,836 at the 2020 census. Aquia Church, erected in 1757 and now a National Historic Landmark, is located west of the community.

Geography

Aquia Harbour is located at 38.45861°N, -77.38417°W. According to the United States Census Bureau, the CDP has a total area of 7.78 sqmi, of which 7.74 sqmi is land and 0.04 sqmi or 0.5% is water.

Demographics

As of the 2010 Census, there were 6,727 people, 2,223 households, and 1,914 families residing in the CDP. The racial makeup of the CDP was 84.8% White, 7.7% Black or African American, 0.6% Native American, 2.2% Asian, 0.10% Pacific Islander, 1.3% from other races, and 3.3% from two or more races. Hispanic or Latino of any race were 7.3% of the population. There were 2,223 households, out of which 38.1% had children under the age of 18 living with them, 75.6% were married couples living together, 7.2% had a female householder with no husband present, and 13.9% were non-families. The average household size was 3.03 and the average family size was 3.24. In the CDP, 24.8% of the population was under the age of 18. The median age was 40 years. Women made up 50.4% of the population. The CDP's median income for a household in 2010 was $125,216, and the median income for a family was $128,789. Males had a median income of $86,203 versus $59,698 for females. The per capita income for the CDP was $45,680. About 1.3% of families and 1.8% of the population were below the poverty line, including 2.6% of those under age 18 and 7.9% of those age 65 or over.