Essert-sous-Champvent is a former municipality in the district of Jura-Nord Vaudois of the canton of Vaud in Switzerland. The municipalities of Essert-sous-Champvent and Villars-sous-Champvent merged on 1 January 2012 into the municipality of Champvent.

Geography

Essert-sous-Champvent is located in a small valley between Chamblon hill and the foothills of the Jura Mountains. The Brinaz river flows through it.

, the former municipality had an area of . Of this area, or 70.2% is used for agricultural purposes, while or 19.8% is forested. Of the rest of the land, or 11.6% is settled (buildings or roads).

Of the built up area, housing and buildings made up 3.3% and transportation infrastructure made up 7.4%. Out of the forested land, all of the forested land area is covered with heavy forests. Of the agricultural land, 51.2% is used for growing crops and 9.1% is pastures, while 9.9% is used for orchards or vine crops.

In February 2024, it became the scene of a hostage taking incident, in which an Iranian asylum-seeker was killed.

Coat of arms

The blazon of the municipal coat of arms is Paly of six Argent and Azure, two Stumps eradicated crossed in saltire Gules.

Demographics

Essert-sous-Champvent has a population () of 151. , 24.6% of the population are resident foreign nationals. Over the last 10 years (1999–2009 ) the population has changed at a rate of 36%. It has changed at a rate of 18.9% due to migration and at a rate of 17.1% due to births and deaths.

Most of the population () speaks French (94 or 71.2%) as their first language, with Portuguese being second most common (28 or 21.2%) and Italian being third (6 or 4.5%). There are 2 people who speak German.

, there were 48 people who were single and never married in the municipality. There were 71 married individuals, 4 widows or widowers and 9 individuals who are divorced.

the average number of residents per living room was 0.63 which is about equal to the cantonal average of 0.61 per room. About 40.4% of the total households were owner occupied, or in other words did not pay rent (though they may have a mortgage or a rent-to-own agreement).

, there were 47 private households in the municipality, and an average of 2.5 persons per household.

, a total of 47 apartments (78.3% of the total) were permanently occupied, while 13 apartments (21.7%) were seasonally occupied.

<timeline>

Colors=

id:lightgrey value:gray(0.9)

id:darkgrey value:gray(0.8)

ImageSize = width:1020 height:210

PlotArea = height:150 left:100 bottom:50 right:100

AlignBars = justify

DateFormat = x.y

Period = from:0 till:140

TimeAxis = orientation:vertical

AlignBars = justify

ScaleMajor = gridcolor:darkgrey increment:30 start:0

ScaleMinor = gridcolor:lightgrey increment:6 start:0

PlotData=

color:yellowgreen width:40 mark:(line,white) align:center

bar:1798 from:start till:59 text:"59"

bar:1850 from:start till:109 text:"109"

bar:1860 from:start till:108 text:"108"

bar:1870 from:start till:124 text:"124"

bar:1880 from:start till:107 text:"107"

bar:1888 from:start till:100 text:"100"

bar:1900 from:start till:114 text:"114"

bar:1910 from:start till:91 text:"91"

bar:1920 from:start till:83 text:"83"

bar:1930 from:start till:90 text:"90"

bar:1941 from:start till:72 text:"72"

bar:1950 from:start till:78 text:"78"

bar:1960 from:start till:91 text:"91"

bar:1970 from:start till:90 text:"90"

bar:1980 from:start till:60 text:"60"

bar:1990 from:start till:99 text:"99"

bar:2000 from:start till:132 text:"132"

</timeline>

Politics

In the 2007 federal election the most popular party was the SVP which received 33.93% of the vote. The next three most popular parties were the FDP (22.22%), the SP (16.67%) and the PdA Party (12.3%). In the federal election, a total of 31 votes were cast, and the voter turnout was 39.2%.

Economy

, Essert-sous-Champvent had an unemployment rate of 3.7%. , there were 17 people employed in the primary economic sector and about 6 businesses involved in this sector. 149 people were employed in the secondary sector and there were 2 businesses in this sector. 2 people were employed in the tertiary sector, with 2 businesses in this sector.

, there were 77 workers who commuted into the municipality and 26 workers who commuted away. The municipality is a net importer of workers, with about 3.0 workers entering the municipality for every one leaving. About 13.0% of the workforce coming into Essert-sous-Champvent are coming from outside Switzerland. Of the working population, 5.2% used public transportation to get to work, and 40.3% used a private car. During the school year, the political district provided pre-school care for a total of 578 children of which 359 children (62.1%) received subsidized pre-school care. The canton's primary school program requires students to attend for four years. There were 7 students in the municipal primary school program. The obligatory lower secondary school program lasts for six years and there were 8 students in those schools.

, there were 19 students from Essert-sous-Champvent who attended schools outside the municipality.