 The age distribution, , in Reinach is; 1,033 children or 5.5% of the population are between 0 and 6 years old and 2,377 teenagers or 12.6% are between 7 and 19.Of the adult population, 1,976 people or 10.5% of the population are between 20 and 29 years old.2,237 people or 11.9% are between 30 and 39, 3,014 people or 16.0% are between 40 and 49, and 3,969 people or 21.1% are between 50 and 64.