Valangin (French pronunciation: [valɑ̃ʒɛ̃]) is a former municipality in the district of Val-de-Ruz in the canton of Neuchâtel in Switzerland.

[4] Valangin had an area, as of 2009[update], of 3.8 square kilometers (1.5 sq mi).

Of the rest of the land, 0.34 km2 (0.13 sq mi) or 9.0% is settled (buildings or roads), 0.01 km2 (2.5 acres) or 0.3% is either rivers or lakes.

It consists of the village of Valangin, the hamlet of La Borcaderie and the agricultural areas of Bussy and Sorgereux.

The Valanginian Age of the Cretaceous Period of geological time is named for Valangin.

The blazon of the municipal coat of arms is Gules, on a pale Or three Chevrons Sable.

[8] Most of the population (as of 2000[update]) speaks French (348 or 87.0%) as their first language, Portuguese is the second most common (22 or 5.5%) and German is the third (14 or 3.5%).

[11] The historical population is given in the following chart:[4][12] Valangin Castle and the Collégiale (Collegiate church) are listed as Swiss heritage site of national significance.

[8] There were 204 residents of the municipality who were employed in some capacity, of which females made up 41.7% of the workforce.

In the tertiary sector; 16 or 44.4% were in wholesale or retail sales or the repair of motor vehicles, 2 or 5.6% were in the movement and storage of goods, 3 or 8.3% were in a hotel or restaurant, 4 or 11.1% were in education and 5 or 13.9% were in health care.

[8] From the 2000 census[update], 108 or 27.0% were Roman Catholic, while 164 or 41.0% belonged to the Swiss Reformed Church.

[18] During the 2010–11 school year, there was one kindergarten class with a total of 15 students in Valangin.