 Of the Swiss national languages (), 1,050 speak German, 2 people speak French, 5 people speak Italian, and 1 person speaks Romansh.The age distribution, , in Muolen is; 164 children or 15.3% of the population are between 0 and 9 years old and 166 teenagers or 15.5% are between 10 and 19.Of the adult population, 133 people or 12.4% of the population are between 20 and 29 years old.