40,000 (2012 census). 1 canton. Total users in all countries: 40,039.
Graubünden canton: Surselva, Hinterrhein, Inn, and Maloja districts.
2 (Provincial). Statutory provincial language in Grisons Canton (2004, Grisons Cantonal Constitution, Article 3(1)).
Vallader (Lower Engadine), Puter (Upper Engadine), Sursilvan (Surselva, Vorderrhein), Sutsilvan (Hinterrhein), Surmiran (Albula). Friulian [fur], Ladin [lld], and Romansh [roh] are separate languages (1978 R. Hall). Lexical similarity: 78% with Italian [ita] and French [fra]; 76% with Catalan [cat]; 74% with Spanish [spa], Sardinian [sdc], and Portuguese [por]; 72% with Romanian [ron].
Many children learn the language but most become more fluent in German (Salminen 2007). Also use Standard German [deu].
Latin script [Latn].
Official written language in common use now, called Rumantsch Grischun.