Wanzwil is a former municipality in the district of Wangen in the canton of Bern in Switzerland.

On 1 January 2009, the merger of Wanzwil with Röthenbach at Herzogenbuchsee and Heimenhausen the new community Heimenhausen became final.


Wanzwil is located on 455 m above sea level. M., 2 km north- west of Herzogenbuchsee and 12 km east of the town of Solothurn (air line). The small street village extends on the plain west of Oenz, on the northeast edge of the height of the Önzberges, in the Upper Aargau.

The area of ​​only 0.6 square kilometers just large territory, which includes a small section of northern Bernese Mittelland. The main part of the area is occupied by a gravel plain in which the creek Oenz has dug a 10 m deep and up to 200 m wide valley. The edge of the valley east of Oenz also forms the eastern boundary. To the southwest, the soil extends to the heights of the forest Önzberges, on 495 m above sea level. M. the highest point of Wanzwil is achieved. From the area in 1997 accounted for 14% settlements, 27 % of forest and woody plants and 59% to agriculture.

Neighboring communities of Wanzwil were Herzogenbuchsee, Niederönz, Röthenbach at Herzogenbuchsee and Heimenhausen.


With 208 inhabitants ( end of 2007) Wanzwil was one of the smaller communities of the Canton of Bern. Of the residents 86.3 % are German, 5.8 % and 2.9 % speak Italian- Albanian (as of 2000). The population of Wanzwil amounted in 1850 to 103 residents in 1900 to 137 inhabitants. Especially in the 1960s, the population increased significantly from 146 to 230 people. Since 1970 the number of inhabitants lies always in the range of 220 to 260 people.


Wanzwil was until the second half of the 20th century, mainly coined by farming village. Even today, the crop and livestock farming have an important place in the economic structure of the population. Some other jobs are in the local retail industry and the services available. In Wanzwil a gravel pit is exploited. In Önztal the wastewater treatment facility is located to the communities of Herzogenbuchsee region. In recent decades, the village has developed into a residential community. Many workers are therefore commuters who work mainly in the region Langenthal - Herzogenbuchsee and in the Solothurn area.


The area is moderately traffic quite well developed. It lies on the main road from Wangen an der Aare to Herzogenbuchsee. The nearest links to the A1 ( Bern- Zurich ) is located approximately 7 km from the town center. By bus, which operates direct flight from Herzogenbuchsee to Wangen an der Aare, and a line of BSU from Solothurn to Herzogenbuchsee Wanzwil is connected to the public transport network. The municipality is crossed by the opened on 12 December 2004 Mattstetten - Rothrist; it is also home to crossing junction of the railway line to Solothurn. This line was developed as part of Rail 2000 and published by Wanzwil in a tunnel.


The first written mention of the village was carried out in 1264 under the name Wanzewile. Later, the names Wanzwile (1300 ) published, Wantzwile ( 1356), Wanczwil ( 1385 ) and Wantzwil ( 1407). The name goes back to the Old High German personal name Wanzo and accordingly is the homestead of the Wanzo.

Since the Middle Ages Wanzwil was under the Kyburg manorial Herzogenbuchsee and shared their fate. In 1406 the village came under the rule of Bern and the bailiwick of the cheeks and the fact of trial Herzogenbuchsee been assigned. After the collapse of the Ancien Régime (1798 ) Wanzwil belonged during the Helvetic Republic to the district from 1803 to the cheeks and upper cheeks Office, which received the status of an office district with the new cantonal constitution of 1831.

1866 Week society Wanzwil was launched in the village, a gathering of farmers from the area to make the general public to the poor state of agriculture at that time carefully. As a direct consequence was founded in 1869 in Wanzwil the first agricultural training school in Switzerland. Wanzwil does not have its own church, it belongs to the parish Herzogenbuchsee.