the banks of the Sarine. The following valleys are part of the municipality: Les Ciernes-Picats, La Manche, and Les Fenils. It consists of the villages of Rougemont and Flendruz and numerous hamlets including Le Vanel and Ciernes-Picat. Demographics Rougemont has a population () of . , 25.3% of the population are resident foreign nationals. Over the last 10 years (1999–2009) the population has changed at a rate of -3.3%. It has changed at a rate of -0.2% due to migration and at a rate of -3% due to births and deaths. Most of the population () speaks French (659 or 73.1%), with German being second most common (150 or 16.6%) and English being third (34 or 3.8%). There are 12 people who speak Italian. The age distribution, , in Rougemont is; 76 children or 8.4% of the population are between 0 and 9 years old and 78 teenagers or 8.6% are between 10 and 19. Of the adult population, 97 people or 10.7% of the population are between 20 and 29 years old. 110 people or 12.1% are between 30 and 39, 139 people or 15.3% are between 40 and 49, and 117 people or 12.9% are between 50 and 59. The senior population distribution is 137 people or 15.1% of the population are between 60 and 69 years old, 86 people or 9.5% are between 70 and 79, there are 59 people or 6.5% who are between 80 and 89, and there are 11 people or 1.2% who are 90 and older. , there were 311 people who were single and never married in the municipality. There were 468 married individuals, 73 widows or widowers and 49 individuals who are divorced. , there were 409 private households in the municipality, and an average of 2.1 persons per household. There were 153 households that consist of only one person and 17 households with five or more people. Out of a total of 424 households that answered this question, 36.1% were households made up of just one person and there was 1 adult who lived with their parents. Of the rest of the households, there are 118 married couples without children, 102 married couples with children. There were 29 single parents with a child or children. There were 6 households that were made up of unrelated people and 15 households that were made up of some sort of institution or another