Nax is a former municipality in the district of Hérens in the canton of Valais in Switzerland.

Nax has an area, as of 2009[update], of 24.5 square kilometers (9.5 sq mi).

[3] Nax is situated at the entrance to the Hérens valley near a rocky promontory which may provided its name, from the Latin: nasus, nose.

The blazon of the village coat of arms is Azure, issuant from Coupeaux Vert between two Bucks rampant respectant Argent a Pine Tree Vert trunked proper topped with a Bird volant Or, in chief two Mullets of Five of the last.

[5] Most of the population (as of 2000[update]) speaks French (362 or 94.5%) as their first language, German is the second most common (14 or 3.7%) and Italian is the third (3 or 0.8%).

[8] The historical population is given in the following chart:[2][9] In the 2007 federal election the most popular party was the CVP which received 35.92% of the vote.

In the federal election, a total of 248 votes were cast, and the voter turnout was 67.2%.

[11] In the 2007 Swiss Council of States election a total of 244 votes were cast, of which 14 or about 5.7% were invalid.

[5] There were 169 residents of the village who were employed in some capacity, of which females made up 43.2% of the workforce.

In the tertiary sector; 11 or 22.4% were in the sale or repair of motor vehicles, 4 or 8.2% were in the movement and storage of goods, 10 or 20.4% were in a hotel or restaurant, 14 or 28.6% were technical professionals or scientists, 3 or 6.1% were in education.

[5] From the 2000 census[update], 330 or 86.2% were Roman Catholic, while 17 or 4.4% belonged to the Swiss Reformed Church.