The age distribution, , in La Folliaz is; 123 children or 14.9% of the population are between 0 and 9 years old and 145 teenagers or 17.5% are between 10 and 19. Of the adult population, 90 people or 10.9% of the population are between 20 and 29 years old.
The age distribution in La Folliaz shows that 14.9% of the population is under 10 years old, with 123 children in this category.  Additionally, 17.5% of the population are between 10 and 19 years old, represented by 145 teenagers. Finally, 10.9% of the adult population, or 90 people, fall within the age range of 20 to 29 years old.