The age distribution, , in Schönholzerswilen is; 92 children or 11.9% of the population are between 0 and 9 years old and 148 teenagers or 19.2% are between 10 and 19. Of the adult population, 72 people or 9.4% of the population are between 20 and 29 years old. 91 people or 11.8% are between 30 and 39, 140 people or 18.2% are between 40 and 49, and 83 people or 10.8% are between 50 and 59. The senior population distribution is 56 people or 7.3% of the population are between 60 and 69 years old, 60 people or 7.8% are between 70 and 79, there are 25 people or 3.2% who are between 80 and 89, and there are 3 people or 0.4% who are 90 and older.