The age distribution, , in Giornico is; 56 children or 6.5% of the population are between 0 and 9 years old and 83 teenagers or 9.6% are between 10 and 19. Of the adult population, 72 people or 8.3% of the population are between 20 and 29 years old. 112 people or 12.9% are between 30 and 39, 155 people or 17.9% are between 40 and 49, and 123 people or 14.2% are between 50 and 59. The senior population distribution is 115 people or 13.3% of the population are between 60 and 69 years old, 94 people or 10.9% are between 70 and 79, there are 55 people or 6.4% who are over 80.