The age distribution, , in Begnins is; 219 children or 13.4% of the population are between 0 and 9 years old and 170 teenagers or 10.4% are between 10 and 19. Of the adult population, 139 people or 8.5% of the population are between 20 and 29 years old. 278 people or 17.0% are between 30 and 39, 276 people or 16.8% are between 40 and 49, and 217 people or 13.2% are between 50 and 59. The senior population distribution is 182 people or 11.1% of the population are between 60 and 69 years old, 87 people or 5.3% are between 70 and 79, there are 51 people or 3.1% who are between 80 and 89, and there are 21 people or 1.3% who are 90 and older.