Nennigkofen is a former municipality in the district of Bucheggberg, in the canton of Solothurn, Switzerland.

[2] Nennigkofen had an area, as of 2009[update], of 4.62 square kilometers (1.78 sq mi).

Nennigkofen and the neighboring municipality of Lüsslingen form the Bucheggberger Aare valley.

The blazon of the municipal coat of arms is Or an Ear of the same on a Bend sinister Gules.

[7] Most of the population (as of 2000[update]) speaks German (465 or 96.9%), with French being second most common (5 or 1.0%) and Italian being third (1 or 0.2%).

[8] As of 2008[update], the gender distribution of the population was 49.5% male and 50.5% female.

[6] The age distribution, as of 2000[update], in Nennigkofen is; 42 children or 8.8% of the population are between 0 and 6 years old and 93 teenagers or 19.4% are between 7 and 19.

[7] The historical population is given in the following chart:[2][12] In the 2007 federal election the most popular party was the FDP which received 29.7% of the vote.

In the federal election, a total of 220 votes were cast, and the voter turnout was 59.6%.

[7] There were 252 residents of the municipality who were employed in some capacity, of which females made up 40.9% of the workforce.

The number of jobs in the primary sector was 28, of which 27 were in agriculture and 1 was in forestry or lumber production.

The number of jobs in the secondary sector was 58 of which 46 or (79.3%) were in manufacturing and 12 (20.7%) were in construction.

In the tertiary sector; 3 or 10.3% were in wholesale or retail sales or the repair of motor vehicles, 2 or 6.9% were in the movement and storage of goods, 10 or 34.5% were in a hotel or restaurant, 4 or 13.8% were technical professionals or scientists, 2 or 6.9% were in education and 2 or 6.9% were in health care.

[7] From the 2000 census[update], 70 or 14.6% were Roman Catholic, while 309 or 64.4% belonged to the Swiss Reformed Church.