Population Density Of Tokyo 2024. The 2024 population density in japan is 339 people per km 2 (879 people per mi 2), calculated on a total land area of 364,555 km2 (140,755 sq. Including surrounding areas allows for a fuller picture of urban density and geographical spread.

United nations projections are also included through the year 2100. Web map by uodocent last modified: