 The total Swiss population change in 2008 (from all sources, including moves across municipal borders) was an increase of 13 and the non-Swiss population change was a decrease of 4 people.This represents a population growth rate of 1.1%.The age distribution, , in Croglio is; 85 children or 10.0% of the population are between 0 and 9 years old and 74 teenagers or 8.7% are between 10 and 19.