National Harbor is located in Maryland. National Harbor, Maryland has a population of 5,402. National Harbor is less family-centric than the surrounding county with 20% households with children. The county percentage for households with children is 28%.
The median household income in National Harbor, Maryland is $101,632. The median household income for the surrounding county is $85,744 compared to the national median of $66,222. The median age of people living in National Harbor is 44.2 years.
The average high temperature in July is 88.3 degrees, with an average low temperature in January of 27.3 degrees. The annual precipitation is 39.35.