Kiesen is a municipality in the Bern-Mittelland administrative district in the canton of Bern in Switzerland.

The oldest trace of a settlement in the area is a neolithic stone ax which was found at Rotachen.

Other prehistoric finds include scattered late-Bronze Age items and tools and Roman coins.

[3] In 1668 a wealthy family built a country manor house on the remains of a medieval castle on the edge of the village.

It passed through a couple of hands before the Effinger family of Wildegg bought it in 1776.

In 1815, Rudolf Emanuel Effinger, built a dairy and cheese maker's shop on the estate's grounds.

[3] The estate was rebuilt and renovated and sold to the Dollfus family of Volckersberg, who held it until 1993.

[4] Until the Aare water correction project of 1826, the village had maintained their own flood control system.

Beginning in the 1980s many commuters moved into the village to take advantage of the convenient transportation links.

[7] The blazon of the municipal coat of arms is Or a Merchant's Mark Sable between two Flames Gules issuant from a Mount of 3 Coupeaux Vert.

[10] Most of the population (as of 2000[update]) speaks German (708 or 95.4%) as their first language, Albanian is the second most common (9 or 1.2%) and Serbo-Croatian is the third (7 or 0.9%).

The historical population is given in the following chart:[4][14] The Schlossgut is listed as a Swiss heritage site of national significance.

In the tertiary sector; 14 or 19.7% were in wholesale or retail sales or the repair of motor vehicles, 2 or 2.8% were in the movement and storage of goods, 19 or 26.8% were in a hotel or restaurant, 1 was in the information industry, 16 or 22.5% were technical professionals or scientists, 8 or 11.3% were in education and 2 or 2.8% were in health care.

[10] From the 2000 census[update], 560 or 75.5% belonged to the Swiss Reformed Church, while 85 or 11.5% were Roman Catholic.

The wettest month was August during which time Kiesen received an average of 128 mm (5.0 in) of rain or snow.

The driest month of the year was February with an average of 49 mm (1.9 in) of precipitation over 8.7 days.

This is followed by three years of obligatory lower Secondary school where the students are separated according to ability and aptitude.

Following the lower Secondary students may attend additional schooling or they may enter an apprenticeship.