Population in Siena compared to Boise
Siena: 52.991 (2025)
Boise: 235.684 (2020)
In Siena the population is about 22% of the population of Boise.
Size of Siena compared to Boise
Siena: ca. 119 km²
Boise: ca. 219 km²
Siena has a land area approximately 46% smaller than Boise
Population density of Siena compared to Boise
Siena: ca. 447 Einwohner/km²
Boise: ca. 1.201 Einwohner/km²
The population density of Siena is about 37% of that of Boise.
City comparison between Siena and other cities
more about Siena (Tuscany, Italy)
more about Boise (Idaho, USA)