Oberdorf is a municipality in the district of Lebern in the canton of Solothurn in Switzerland.

[3] Oberdorf has an area, as of 2009[update], of 11.95 square kilometers (4.61 sq mi).

[4] The municipality is located in the Lebern district, on a terrace at the southern foot of the Weissenstein of the Jura mountains.

The blazon of the municipal coat of arms is Azure St. Michael Argent with Wings displayed holding in dexter a Sword and in sinister Scales.

[8] Most of the population (as of 2000[update]) speaks German (1,527 or 94.7%), with French being second most common (20 or 1.2%) and Italian being third (13 or 0.8%).

[7] The age distribution, as of 2000[update], in Oberdorf is; 111 children or 6.9% of the population are between 0 and 6 years old and 272 teenagers or 16.9% are between 7 and 19.

[8] The historical population is given in the following chart:[3][13] The parish and pilgrimage church in Oberdorf is listed as a Swiss heritage site of national significance.

The entire village of Oberdorf is part of the Inventory of Swiss Heritage Sites.

[14] In the 2007 federal election the most popular party was the FDP which received 33.69% of the vote.

In the federal election, a total of 731 votes were cast, and the voter turnout was 59.7%.

[8] There were 841 residents of the municipality who were employed in some capacity, of which females made up 43.3% of the workforce.

The number of jobs in the secondary sector was 49 of which 34 or (69.4%) were in manufacturing and 15 (30.6%) were in construction.

In the tertiary sector; 7 or 3.2% were in wholesale or retail sales or the repair of motor vehicles, 16 or 7.3% were in the movement and storage of goods, 42 or 19.1% were in a hotel or restaurant, 19 or 8.6% were in the information industry, 12 or 5.5% were the insurance or financial industry, 5 or 2.3% were technical professionals or scientists, 14 or 6.4% were in education and 59 or 26.8% were in health care.

[8] From the 2000 census[update], 638 or 39.6% were Roman Catholic, while 587 or 36.4% belonged to the Swiss Reformed Church.

The education system in the Canton of Solothurn allows young children to attend two years of non-obligatory Kindergarten.

All the lower secondary students from Oberdorf attend their school in a neighboring municipality.