Mervelier is a municipality in the district of Delémont in the canton of Jura in Switzerland.

[5] The municipality is located in the Delemont district, in the Val Terbi at the foot of the Schelten Pass along the Scheulte river.

[6] The blazon of the municipal coat of arms is Gules, St. Rémy depicted in bishops garb, mitred, haloed and holding a crosier Or.

[10] Most of the population (as of 2000[update]) speaks French (543 or 92.8%) as their first language, German is the second most common (31 or 5.3%) and English is the third (3 or 0.5%).

[10] The historical population is given in the following chart:[3][14] In the 2007 federal election the most popular party was the SPS which received 43.57% of the vote.

In the federal election, a total of 192 votes were cast, and the voter turnout was 44.1%.

[10] There were 253 residents of the municipality who were employed in some capacity, of which females made up 41.5% of the workforce.

In the tertiary sector; 4 or 26.7% were in wholesale or retail sales or the repair of motor vehicles, 5 or 33.3% were in the movement and storage of goods, 2 or 13.3% were in a hotel or restaurant, 3 or 20.0% were in education.

[10] From the 2000 census[update], 472 or 80.7% were Roman Catholic, while 54 or 9.2% belonged to the Swiss Reformed Church.

The wettest month is June during which time Mervelier receives an average of 139 mm (5.5 in) of rain or snow.

The driest month of the year is February with an average of 76 mm (3.0 in) of precipitation over 12 days.

This is followed by three years of obligatory lower Secondary school where the students are separated according to ability and aptitude.

[19] During the 2009-10 school year, there were a total of 34 students attending 3 classes in Mervelier.