sentences:  Most of the population () speaks German (481 or 98.0%) as their first language, French is the second most common (4 or 0.8%) and English is the third (2 or 0.4%)., the population was made up of 463 Swiss citizens and 11 non-citizen residents (2.32% of the population).Of the population in the municipality, 341 or about 69.5% were born in Grengiols and lived there in 2000.