Main languages, 1970–2023

Permanent resident population

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Persons interviewed could indicate more than one main language from 2010. Up to three main languages per person were considered.

incl. dialects (Swiss German, Patois Romand, Dialect from Ticino/Italo-Grison)

Data as on: 31.12.2023Source: FSO – Federal Population Census (FPC), Structural Survey gr-e-01.08.01evo© FSO 2025