The age distribution, , in Veltheim is; 130 children or 9.3% of the population are between 0 and 9 years old and 204 teenagers or 14.6% are between 10 and 19. Of the adult population, 171 people or 12.2% of the population are between 20 and 29 years old. 141 people or 10.1% are between 30 and 39, 289 people or 20.7% are between 40 and 49, and 209 people or 15.0% are between 50 and 59. The senior population distribution is 132 people or 9.5% of the population are between 60 and 69 years old, 75 people or 5.4% are between 70 and 79, there are 42 people or 3.0% who are between 80 and 89,and there are 3 people or 0.2% who are 90 and older.Statistical Department of Canton Aargau -Bevölkerungsdaten für den Kanton Aargau und die Gemeinden (Archiv) accessed 20 January 2010
