the population are resident foreign nationals. Over the last 10 years (1999–2009) the population has changed at a rate of 10.8%. It has changed at a rate of 7.2% due to migration and at a rate of 4.7% due to births and deaths. Most of the population () speaks French (3,474 or 79.5%), with Portuguese being second most common (197 or 4.5%) and Albanian being third (172 or 3.9%). There are 130 people who speak German, 95 people who speak Italian and 2 people who speak Romansh. Of the population in the municipality 1,203 or about 27.5% were born in Moudon and lived there in 2000. There were 1,036 or 23.7% who were born in the same canton, while 592 or 13.5% were born somewhere else in Switzerland, and 1,308 or 29.9% were born outside of Switzerland. In there were 30 live births to Swiss citizens and 27 births to non-Swiss citizens, and in same time span there were 30 deaths of Swiss citizens and 2 non-Swiss citizen deaths. Ignoring immigration and emigration, the population of Swiss citizens remained the same while the foreign population increased by 25. There were 41 Swiss men and 31 Swiss women who immigrated back to Switzerland. At the same time, there were 65 non-Swiss men and 57 non-Swiss women who immigrated from another country to Switzerland. The total Swiss population change in 2008 (from all sources, including moves across municipal borders) was an increase of 130 and the non-Swiss population increased by 129 people. This represents a population growth rate of 5.9%. The age distribution, , in Moudon is; 538 children or 11.3% of the population are between 0 and 9 years old and 692 teenagers or 14.5% are between 10 and 19. Of the adult population, 649 people or 13.6% of the population are between 20 and 29 years old. 628 people or 13.2% are between 30 and 39, 771 people or 16.2% are between 40 and 49, and 588 people or 12.3% are between 50 and 59. The senior population distribution is 427 people or 8.9% of the population are between 60 and 69 years old, 269 people or 5.6% are between 70 and 79, there are 179 people or 3.8% who are between 80 and 89, and there are 31 people or 0.6% who are 90 and older. , there were 1,791 people who were single and never married in the