Coeuve is a municipality in the district of Porrentruy in the canton of Jura in Switzerland.HistoryCoeuve is first mentioned in 1136 as Cova.GeographyCoeuve has an area of. Of this area, 6.61km2 or 56.8% is used for agricultural purposes, while 4.36km2 or 37.5% is forested. Of the rest of the land, 0.58km2 or 5.0% is settled (buildings or roads), 0.02km2 or 0.2% is either rivers or lakes and 0.01km2 or 0.1% is unproductive land.Of the built up area, housing and buildings made up 3.0% and transportation infrastructure made up 1.5%. Out of the forested land, all of the forested land area is covered with heavy forests. Of the agricultural land, 37.9% is used for growing crops and 15.6% is pastures, while 3.3% is used for orchards or vine crops. All the water in the municipality is flowing water.The municipality is located in the Porrentruy district.Coat of armsThe blazon of the municipal coat of arms is Azure, a Bend sinister Or, in chief dexter a Fleur-de-lis of the same.DemographicsCoeuve has a population of., 6.6% of the population are resident foreign nationals. Over the last 10 years (2000–2010) the population has changed at a rate of 3.3%. Migration accounted for 3.9%, while births and deaths accounted for 2.3%.Most of the population speaks French (607 or 95.3%) as their first language, German is the second most common (18 or 2.8%) and Portuguese is the third (5 or 0.8%). and 1 person who speaks Romansh.