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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.

CitiesHarrowPopulation

Population in Harrow

United Kingdom · Harrow profile

Population

149,246

people

World rank

#3997

of 33750

Percentile

88%

higher is better

Data quality

Measured

Total resident population.

Source: GeoNames · source data.

See full ranking About this metric Harrow profile

FAQ

Frequently asked

What is the population in Harrow?

Harrow has a population of 149,246 people. Total resident population.

How does Harrow rank for population?

Harrow ranks #3997 of 33750 cities for population (higher is better).