Biel-Benken (Swiss German: Biel-Bängge) is a municipality in the district of Arlesheim in the canton of Basel-Country in Switzerland.

[3] Biel-Benken has an area, as of 2009[update], of 4.12 square kilometers (1.59 sq mi).

while parks, green belts and sports fields made up 1.9%.

[4] The municipality is located in the Arlesheim district, in the Leimen valley.

It consists of the two villages of Biel and Benken, which are separated by the Birsig river.

[5] The blazon of the municipal coat of arms is Gules, a bend lozengy Argent[6] Biel-Benken has a population (as of June 2021[update]) of 3,577.

[9] Most of the population (as of 2000[update]) speaks German (2,485 or 92.8%), with French being second most common (55 or 2.1%) and English being third (35 or 1.3%).

[10] As of 2008[update], the gender distribution of the population was 50.2% male and 49.8% female.

The total Swiss population change in 2008 (from all sources, including moves across municipal borders) was a decrease of 10 and the non-Swiss population change was an increase of 26 people.

[8] The age distribution, as of 2010[update], in Biel-Benken is; 230 children or 7.4% of the population are between 0 and 6 years old and 463 teenagers or 14.8% are between 7 and 19.

[9] The historical population is given in the following chart:[3][14] In the 2007 federal election the most popular party was the SVP which received 25.53% of the vote.

In the federal election, a total of 1,203 votes were cast, and the voter turnout was 54.8%.

[9] There were 1,381 residents of the municipality who were employed in some capacity, of which females made up 43.2% of the workforce.

In the tertiary sector; 132 or 36.8% were in wholesale or retail sales or the repair of motor vehicles, 15 or 4.2% were in the movement and storage of goods, 39 or 10.9% were in a hotel or restaurant, 9 or 2.5% were in the information industry, 4 or 1.1% were the insurance or financial industry, 58 or 16.2% were technical professionals or scientists, 12 or 3.3% were in education and 22 or 6.1% were in health care.

[9] From the 2000 census[update], 656 or 24.5% were Roman Catholic, while 1,371 or 51.2% belonged to the Swiss Reformed Church.