 This represents a population growth rate of -1.7%.The age distribution, , in Mosogno is; 6 children or 10.2% of the population are between 0 and 9 years old and 3 teenagers or 5.1% are between 10 and 19.Of the adult population, 3 people or 5.1% of the population are between 20 and 29 years old.