Oberwil bei Büren is a municipality in the Seeland administrative district in the canton of Bern in Switzerland.

[3] Various neolithic, Bronze Age and Roman items have been found around the municipality.

[6] The blazon of the municipal coat of arms is Azure a Harrow Or ringed Argent.

[10] Most of the population (as of 2000[update]) speaks German (750 or 97.9%) as their first language, French is the second most common (7 or 0.9%) and Serbo-Croatian is the third (4 or 0.5%).

[9] Of the population in the municipality, 293 or about 38.3% were born in Oberwil bei Büren and lived there in 2000.

The historical population is given in the following chart:[3][13] The entire village of Oberwil bei Büren is designated as part of the Inventory of Swiss Heritage Sites.

In the federal election, a total of 294 votes were cast, and the voter turnout was 46.7%.

The number of jobs in the primary sector was 50, of which 47 were in agriculture and 3 were in forestry or lumber production.

In the tertiary sector; 5 or 15.6% were in wholesale or retail sales or the repair of motor vehicles, 10 or 31.3% were in a hotel or restaurant, 1 was in the information industry, 1 was a technical professional or scientist, 4 or 12.5% were in education.

[10] From the 2000 census[update], 35 or 4.6% were Roman Catholic, while 651 or 85.0% belonged to the Swiss Reformed Church.

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.

[18] During the 2009-10 school year, there were a total of 75 students attending classes in Oberwil bei Büren.

Of the kindergarten students, 6.7% were permanent or temporary residents of Switzerland (not citizens).

Of the primary students, 3.3% were permanent or temporary residents of Switzerland (not citizens).