, the gender distribution of the population was 51.2% male and 48.8% female. The population was made up of 290 Swiss men (44.5% of the population) and 44 (6.7%) non-Swiss men. There were 280 Swiss women (42.9%) and 38 (5.8%) non-Swiss women. Of the population in the municipality 230 or about 39.0% were born in Holderbank and lived there in 2000. There were 106 or 18.0% who were born in the same canton, while 177 or 30.1% were born somewhere else in Switzerland, and 66 or 11.2% were born outside of Switzerland.