 There are 22 people who speak French3 people who speak Romansh9 people who speak Tamilian and 3 people who speak Urdu/Hindi., the gender distribution of the population was 51.8% male and 48.2% female.The population was made up of 1,265 Swiss citizens (73.1% of the population), and 466 non-Swiss residents (26.9%) Of the population in the municipality 456 or about 28.6% were born in Grellingen and lived there in 2000.