 , the gender distribution of the population was 50.3% male and 49.7% female.The population was made up of 754 Swiss citizens (95.2% of the population), and 38 non-Swiss residents (4.8%) Of the population in the municipality 253 or about 35.9% were born in Rünenberg and lived there in 2000.There were 213 or 30.2% who were born in the same canton, while 172 or 24.4% were born somewhere else in Switzerland, and 60 or 8.5% were born outside of Switzerland.