 Most of the population () speaks German (326 or 97.3%), with Serbo-Croatian being second most common (5 or 1.5%) and French being third (1 or 0.3%)., the gender distribution of the population was 49.8% male and 50.2% female.The population was made up of 399 Swiss citizens (95.9% of the population), and 17 non-Swiss residents (4.1%) Of the population in the municipality 142 or about 42.4% were born in Wittinsburg and lived there in 2000.