 There were 162 Swiss women (46.7%) and 9 (2.6%) non-Swiss women.Of the population in the municipality, 70 or about 25.5% were born in Châtillon and lived there in 2000.There were 76 or 27.7% who were born in the same canton, while 94 or 34.3% were born somewhere else in Switzerland, and 33 or 12.0% were born outside of Switzerland.