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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.

CitiesTrentonPopulation

Population in Trenton

United States · Trenton profile

Population

18,380

people

World rank

#28998

of 33750

Percentile

14%

higher is better

Data quality

Measured

Total resident population.

Source: GeoNames · source data.

See full ranking About this metric Trenton profile

FAQ

Frequently asked

What is the population in Trenton?

Trenton has a population of 18,380 people. Total resident population.

How does Trenton rank for population?

Trenton ranks #28998 of 33750 cities for population (higher is better).