 This represents a population growth rate of 0.0%.The age distribution, , in Liedertswil is; 9 children or 5.6% of the population are between 0 and 6 years old and 23 teenagers or 14.2% are between 7 and 19.Of the adult population, 11 people or 6.8% of the population are between 20 and 29 years old.