Rockville is located in Maryland. Rockville, Maryland 20851 has a population of 67,217. Rockville 20851 is less family-centric than the surrounding county with 31% households with children. The county percentage for households with children is 33%.
The median household income in Rockville, Maryland 20851 is $108,107. The median household income for the surrounding county is $108,672 compared to the national median of $61,963. The median age of people living in Rockville 20851 is 41.6 years.
The average high temperature in July is 85.4 degrees, with an average low temperature in January of 23.8 degrees. The annual precipitation is 43.08.