Port-Valais () is a municipality of the district of Monthey in the French-speaking part of the canton of Valais in Switzerland. History Port-Valais is first mentioned in 1180 as ad porvalesium. The municipality was formerly known by its German name Portwallis, however, that name is no longer used. Geography Port-Valais has an area, , of . Of this area, or 23.5% is used for agricultural purposes, while or 53.5% is forested. Of the rest of the land, or 11.8% is settled (buildings or roads), or 3.1% is either rivers or lakes and or 7.9% is unproductive land. Of the built up area, housing and buildings made up 4.9% and transportation infrastructure made up 3.8%. Power and water infrastructure as well as other special developed areas made up 1.3% of the area while parks, green belts and sports fields made up 1.1%. Out of the forested land, 51.5% of the total land area is heavily forested and 1.4% is covered with orchards or small clusters of trees. Of the agricultural land, 16.3% is used for growing crops and 2.6% is pastures, while 1.5% is used for orchards or vine crops and 3.0% is used for alpine pastures. Of the water in the municipality, 0.5% is in lakes and 2.6% is in rivers and streams. Of the unproductive areas, 3.8% is unproductive vegetation and 4.0% is too rocky for vegetation. The municipality is located in the Monthey district, at the mouth of the Rhone into Lake Geneva. It consists of the villages of Le Bouveret and Les Evouettes and the hamlet of Port-Valais. Coat of arms The blazon of the municipal coat of arms is Per fess Azure Scales between four Mullets of Five in fess Or and Sable an Anchor Argent. Demographics Port-Valais has a population () of . , 28.1% of the population are resident foreign nationals. Over the last 10 years (2000–2010 ) the population has changed at a rate of 26.1%. It has changed at a rate of 27.9% due to migration and at a rate of 2.5% due to births and deaths. Most of the population () speaks French (1,903 or 80.5%) as their first language, German is the second most common (107 or 4.5%) and English is the third (54 or 2.3%). There are 32 people who speak Italian. , the population was 50.4% male and 49.6% female. The population was made up of 1,129 Swiss