 The age distribution, , in Rorschacherberg is; 766 children or 11.8% of the population are between 0 and 9 years old and 853 teenagers or 13.2% are between 10 and 19.Of the adult population, 668 people or 10.3% of the population are between 20 and 29 years old.970 people or 15.0% are between 30 and 39, 982 people or 15.1% are between 40 and 49, and 898 people or 13.9% are between 50 and 59.