 Of the Swiss national languages (), 3,131 speak German, 5 people speak French, 62 people speak Italian, and 2 people speak Romansh.The age distribution, , in Bütschwil is; 482 children or 13.6% of the population are between 0 and 9 years old and 605 teenagers or 17.0% are between 10 and 19.Of the adult population, 411 people or 11.6% of the population are between 20 and 29 years old.