St Leonard is located in Maryland. St Leonard, Maryland has a population of 454. St Leonard is more family-centric than the surrounding county with 45% of the households containing married families with children. The county average for households married with children is 34.94%.
The median household income in St Leonard, Maryland is $156,250. 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 St Leonard is 45.7 years.
The 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.