The age distribution, , in Arbedo-Castione is; 387 children or 9.2% of the population are between 0 and 9 years old and 411 teenagers or 9.8% are between 10 and 19. Of the adult population, 492 people or 11.7% of the population are between 20 and 29 years old. 549 people or 13.1% are between 30 and 39, 742 people or 17.7% are between 40 and 49, and 612 people or 14.6% are between 50 and 59. The senior population distribution is 500 people or 11.9% of the population are between 60 and 69 years old, 338 people or 8.0% are between 70 and 79, there are 169 people or 4.0% who are between 80 and 89.