Dahlgren is located in Virginia. Dahlgren, Virginia has a population of 2,944. Dahlgren is less family-centric than the surrounding county with 29% households with children. The county percentage for households with children is 32%.
The median household income in Dahlgren, Virginia is $87,162. The median household income for the surrounding county is $93,592 compared to the national median of $66,222. The median age of people living in Dahlgren is 38.7 years.
The average high temperature in July is 90.6 degrees, with an average low temperature in January of 26.8 degrees. The annual precipitation is 42.69.