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None of the households in Upper Marlboro, MD reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
98.7% of the residents in Upper Marlboro, MD are U.S. citizens.
Most people in Upper Marlboro, MD drove alone to work, and the average commute time was 29.8 minutes. The average car ownership in Upper Marlboro, MD was 2 cars per household.