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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.

CitiesCharlestownPopulation

Population in Charlestown

United States · Charlestown profile

Population

20,397

people

World rank

#26667

of 33750

Percentile

21%

higher is better

Data quality

Measured

Total resident population.

Source: GeoNames · source data.

See full ranking About this metric Charlestown profile

FAQ

Frequently asked

What is the population in Charlestown?

Charlestown has a population of 20,397 people. Total resident population.

How does Charlestown rank for population?

Charlestown ranks #26667 of 33750 cities for population (higher is better).