 Of the Swiss national languages (), 7,003 speak German, 28 people speak French, 61 people speak Italian, and 10 people speak Romansh.The age distribution, , in Gaiserwald is; 881 children or 11.8% of the population are between 0 and 9 years old and 1,167 teenagers or 15.6% are between 10 and 19.Of the adult population, 823 people or 11.0% of the population are between 20 and 29 years old.