The age distribution, , in Rothenfluh is; 47 children or 6.1% of the population are between 0 and 6 years old and 124 teenagers or 16.2% are between 7 and 19. Of the adult population, 95 people or 12.4% of the population are between 20 and 29 years old. 93 people or 12.1% are between 30 and 39, 148 people or 19.3% are between 40 and 49, and 139 people or 18.1% are between 50 and 64. The senior population distribution is 73 people or 9.5% of the population are between 65 and 79 years old and there are 47 people or 6.1% who are over 80.