Thürnen is a municipality in the district of Sissach in the canton of Basel-Country in Switzerland.

Thürnen has an area, as of 2009[update], of 2.25 square kilometers (0.87 sq mi).

Of the rest of the land, 0.42 km2 (0.16 sq mi) or 18.7% is settled (buildings or roads).

[3] The blazon of the municipal coat of arms is Or, a two-arched towered Bridge Sable and Coupeaux Vert.

The castle in the coat of arms came from an oral tradition that held that the name Thürnen meant "at the towers".

[7] Most of the population (as of 2000[update]) speaks German (1,041 or 89.2%), with Italian language being second most common (56 or 4.8%) and Serbo-Croatian being third (26 or 2.2%).

[6] The age distribution, as of 2010[update], in Thürnen is; 87 children or 6.4% of the population are between 0 and 6 years old and 191 teenagers or 14.0% are between 7 and 19.

[7] The historical population is given in the following chart:[12] In the 2007 federal election the most popular party was the SVP which received 38.82% of the vote.

In the federal election, a total of 387 votes were cast, and the voter turnout was 45.5%.

[7] There were 634 residents of the municipality who were employed in some capacity, of which females made up 44.8% of the workforce.

In 2008[update] the total number of full-time equivalent jobs was 202.

In the tertiary sector; 20 or 20.4% were in wholesale or retail sales or the repair of motor vehicles, 5 or 5.1% were in the movement and storage of goods, 4 or 4.1% were in a hotel or restaurant, 2 or 2.0% were in the information industry, 9 or 9.2% were technical professionals or scientists, 7 or 7.1% were in education and 43 or 43.9% were in health care.

[7] From the 2000 census[update], 268 or 23.0% were Roman Catholic, while 718 or 61.5% belonged to the Swiss Reformed Church.

[8] As of 2000[update], there were 73 students from Thürnen who attended schools outside the municipality.