Saint Leonard 20685 Real EstateSaint Leonard is located in Maryland. Saint Leonard, Maryland 20685has a population of 6,505. Saint Leonard 20685 is less family-centric than the surrounding county with 25.06% of the households containing married families with children. The county average for households married with children is 34.94%. The median household income in Saint Leonard, Maryland 20685 is $114,323. The median household income for the surrounding county is $120,295 compared to the national median of $69,021. The median age of people living in Saint Leonard 20685 is 47.3 years. Saint Leonard WeatherThe average high temperature in July is 87.1 degrees, with an average low temperature in January of 26.9 degrees. The average rainfall is approximately 45.4 inches per year, with 14.5 inches of snow per year. Saint Leonard MapReal estate near Saint LeonardNearby CitiesNearby Cities Homes for Sale |