, the population was 54.1% male and 45.9% female. The population was made up of 54 Swiss men (48.6% of the population) and 6 (5.4%) non-Swiss men. There were 47 Swiss women (42.3%) and 4 (3.6%) non-Swiss women. Of the population in the municipality, 39 or about 34.5% were born in Oberösch and lived there in 2000. There were 57 or 50.4% who were born in the same canton, while 9 or 8.0% were born somewhere else in Switzerland, and 3 or 2.7% were born outside of Switzerland.