, the gender distribution of the population was 48.1% male and 51.9% female. The population was made up of 5,185 Swiss men (29.4% of the population) and 3,304 (18.7%) non-Swiss men. There were 6,173 Swiss women (34.9%) and 3,001 (17.0%) non-Swiss women. Of the population in the municipality 2,810 or about 17.1% were born in Onex and lived there in 2000. There were 4,177 or 25.4% who were born in the same canton, while 2,565 or 15.6% were born somewhere else in Switzerland, and 6,156 or 37.5% were born outside of Switzerland.