 This represents a population growth rate of 4.0%.The age distribution, , in Nenzlingen is; 31 children or 7.2% of the population are between 0 and 6 years old and 74 teenagers or 17.2% are between 7 and 19.Of the adult population, 37 people or 8.6% of the population are between 20 and 29 years old.