Population in Plano compared to Siero
Plano: 285.494 (2020)
Siero: 53.049 (2025)
In Plano there are about 5.4 time more people living, as in Siero.
Size of Plano compared to Siero
Plano: ca. 186 km²
Siero: ca. 211 km²
Plano has about the same land area as Siero.
Population density of Plano compared to Siero
Plano: ca. 1.540 Einwohner/km²
Siero: ca. 251 Einwohner/km²
The population density of Plano is about6.1 times higher, than the one of Siero.
City comparison between Plano and other cities
more about Plano (Texas, USA)
more about Siero (Asturias, Spain)