Therwil

Therwil
Coat of arms
Therwil Show map of Switzerland Therwil Show map of Canton of Basel-Landschaft
Location of Therwil
Coordinates: 47°30′N 7°33′E / 47.500°N 7.550°E / 47.500; 7.550Coordinates: 47°30′N 7°33′E / 47.500°N 7.550°E / 47.500; 7.550
Country	Switzerland
Canton	Basel-Landschaft
District	Arlesheim
Area
• Total	7.63 km2 (2.95 sq mi)
Elevation	306 m (1,004 ft)
Population (Mar 2016)
• Total	10,110
• Density	1,300/km2 (3,400/sq mi)
Postal code	4106
SFOS number	2775
Surrounded by	Aesch, Biel-Benken, Ettingen, Oberwil, Reinach, Witterswil (SO)
Website	www.therwil.ch SFSO statistics

Therwil (Swiss German: Därwyl) is a municipality in the district of Arlesheim in the canton of Basel-Country in Switzerland.

Therwil has an area, as of 2009^[update], of 7.63 square kilometers (2.95 sq mi). Of this area, 3.52 km² (1.36 sq mi) or 46.1% is used for agricultural purposes, while 1.88 km² (0.73 sq mi) or 24.6% is forested. Of the rest of the land, 2.22 km² (0.86 sq mi) or 29.1% is settled (buildings or roads), 0.01 km² (2.5 acres) or 0.1% is either rivers or lakes and 0.03 km² (7.4 acres) or 0.4% is unproductive land.

Of the built up area, industrial buildings made up 1.4% of the total area while housing and buildings made up 18.6% and transportation infrastructure made up 5.8%. while parks, green belts and sports fields made up 2.5%. Out of the forested land, 22.4% of the total land area is heavily forested and 2.2% is covered with orchards or small clusters of trees. Of the agricultural land, 34.1% is used for growing crops and 7.1% is pastures, while 5.0% is used for orchards or vine crops. All the water in the municipality is flowing water.

The blazon of the municipal coat of arms is Or, a Quarter sinistre Sable.

Therwil has a population (as of March 2016^[update]) of 10,110. As of 2008^[update], 13.8% of the population are resident foreign nationals. Over the last 10 years (1997–2007) the population has changed at a rate of 20%.

Most of the population (as of 2000^[update]) speaks German (7,640 or 90.6%), with English being second most common (169 or 2.0%) and Italian language being third (164 or 1.9%). There are 123 people who speak French and 6 people who speak Romansh.