, the gender distribution of the population was 58.8% male and 41.2% female. The population was made up of 54 Swiss men (52.9% of the population) and 6 (5.9%) non-Swiss men. There were 40 Swiss women (39.2%) and 2 (2.0%) non-Swiss women. Of the population in the municipality 48 or about 61.5% were born in Zwischbergen and lived there in 2000. There were 14 or 17.9% who were born in the same canton, while 7 or 9.0% were born somewhere else in Switzerland, and 8 or 10.3% were born outside of Switzerland.