Riva is located in Maryland. Riva, Maryland 21140has a population of 3,802. Riva 21140 is more family-centric than the surrounding county with 38.8% of the households containing married families with children. The county average for households married with children is 34.15%.
The median household income in Riva, Maryland 21140 is $124,306. The median household income for the surrounding county is $94,502 compared to the national median of $57,652. The median age of people living in Riva 21140 is 46 years.
The average high temperature in July is 89.5 degrees, with an average low temperature in January of 29.2 degrees. The average rainfall is approximately 43.7 inches per year, with 8 inches of snow per year.
