About Marriottsville, MD
Marriottsville is located in Maryland. Marriottsville, Maryland 21104 has a population of 5,421. Marriottsville 21104 is less family-centric than the surrounding county with 34% households with children. The county percentage for households with children is 35%.
The median household income in Marriottsville, Maryland 21104 is $133,527. The median household income for the surrounding county is $118,207 compared to the national median of $61,963. The median age of people living in Marriottsville 21104 is 44.4 years.
The average high temperature in July is 87.61 degrees, with an average low temperature in January of 22.45 degrees. The annual precipitation is 45.5.
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