About Upper Marlboro, MD
Upper Marlboro is located in Maryland. Upper Marlboro, Maryland 20774 has a population of 588. Upper Marlboro 20774 is less family-centric than the surrounding county with 24% households with children. The county percentage for households with children is 28%.
The median household income in Upper Marlboro, Maryland 20774 is $106,250. The median household income for the surrounding county is $85,744 compared to the national median of $66,222. The median age of people living in Upper Marlboro 20774 is 47.3 years.
Upper Marlboro Weather
The average high temperature in July is 87 degrees, with an average low temperature in January of 22.4 degrees. The annual precipitation is 43.69.
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