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© 2026 STATLAS. Data under CC BY 4.0 from World Bank, GeoNames, Open-Meteo & others.

Indices labeled “modeled” are computed estimates — see methodology.

CitiesGreater Upper MarlboroPopulation

Population in Greater Upper Marlboro

United States · Greater Upper Marlboro profile

Population

18,720

people

World rank

#28589

of 33750

Percentile

15%

higher is better

Data quality

Measured

Total resident population.

Source: GeoNames · source data.

See full ranking About this metric Greater Upper Marlboro profile

FAQ

Frequently asked

What is the population in Greater Upper Marlboro?

Greater Upper Marlboro has a population of 18,720 people. Total resident population.

How does Greater Upper Marlboro rank for population?

Greater Upper Marlboro ranks #28589 of 33750 cities for population (higher is better).