Population in Buffalo compared to Siena
Buffalo: 278.349 (2020)
Siena: 52.991 (2025)
In Buffalo there are about 5.3 time more people living, as in Siena.
Size of Buffalo compared to Siena
Buffalo: ca. 136 km²
Siena: ca. 119 km²
Buffalo has about the same land area as Siena.
Population density of Buffalo compared to Siena
Buffalo: ca. 2.661 Einwohner/km²
Siena: ca. 447 Einwohner/km²
The population density of Buffalo is about6 times higher, than the one of Siena.
City comparison between Buffalo and other cities
more about Buffalo
more about Siena