Courgenay (kuʁʒənɛ) is a municipality in the district of Porrentruy in the canton of Jura in Switzerland. Courgenay is first mentioned in 1139 as Corgennart. Courgenay has an area of . Of this area, or 48.3% is used for agricultural purposes, while or 42.1% is forested. Of the rest of the land, or 9.3% is settled (buildings or roads), or 0.1% is either rivers or lakes and or 0.1% is unproductive land. Of the built up area, industrial buildings made up 1.1% of the total area while housing and buildings made up 4.1% and transportation infrastructure made up 2.9%. Out of the forested land, 40.8% of the total land area is heavily forested and 1.3% is covered with orchards or small clusters of trees. Of the agricultural land, 25.0% is used for growing crops and 16.4% is pastures, while 1.8% is used for orchards or vine crops and 5.1% is used for alpine pastures. All the water in the municipality is flowing water. The municipality is located in the Porrentruy district. It consists of the village of Courgenay and the hamlet of Courtemautruy. The former villages of Courtemblin and Courtari were both abandoned shortly before or during the Thirty Years War. The blazon of the municipal coat of arms is Argent, a Goose Gules beaked and membered Or statant on Coupeaux Vert and in chief three Mullets of Five of the second. Courgenay has a population () of . , 9.4% of the population are resident foreign nationals. Over the last 10 years (2000–2010) the population has changed at a rate of 2%. Migration accounted for 4%, while births and deaths accounted for -1.6%. Most of the population () speaks French (1,912 or 92.7%) as their first language, German is the second most common (77 or 3.7%) and Italian is the third (27 or 1.3%). There are 2 people who speak Romansh. the population was 49.8% male and 50.2% female. The population was made up of 958 Swiss men (44.8% of the population) and 107 (5.0%) non-Swiss men. There were 973 Swiss women (45.5%) and 102 (4.8%) non-Swiss women. Of the population in the municipality, 764 or about 37.