 The population was made up of 280 Swiss citizens (75.5% of the population), and 91 non-Swiss residents (24.5%) Of the population in the municipality 70 or about 21.8% were born in Rümlingen and lived there in 2000.There were 82 or 25.5% who were born in the same canton, while 84 or 26.2% were born somewhere else in Switzerland, and 79 or 24.6% were born outside of Switzerland.In there were 2 live births to Swiss citizens and 1 death of a Swiss citizen.