Nanjemoy is located in Maryland. Nanjemoy, Maryland 20662 has a population of 3,051. Nanjemoy 20662 is less family-centric than the surrounding county with 18% households with children. The county percentage for households with children is 33%.
The median household income in Nanjemoy, Maryland 20662 is $72,235. The median household income for the surrounding county is $100,626 compared to the national median of $66,222. The median age of people living in Nanjemoy 20662 is 43.8 years.
The average high temperature in July is 87.6 degrees, with an average low temperature in January of 26 degrees. The annual precipitation is 40.71.