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

On 1 January 2014 the former municipalities of Küttigkofen, Tscheppach, Brügglen, Aetingen, Aetigkofen, Bibern (SO), Gossliwil, Hessigkofen, Mühledorf (SO), Kyburg-Buchegg merged into the new municipality of Buchegg.

Of the rest of the land, 0.18 km2 (0.069 sq mi) or 8.5% is settled (buildings or roads), 0.01 km2 (2.5 acres) or 0.5% is either rivers or lakes.

[4] The former municipality is located in the Bucheggberg district, at the end of the Müli valley.

The blazon of the municipal coat of arms is Or a Beech Tree eradicated Vert and in a Chief Azure six Doves Argent volant to Dexter.

[3] Most of the population (as of 2000[update]) speaks German (237 or 98.8%), with French and English each being spoken by 1 person.

[6] The age distribution, as of 2000[update], in Küttigkofen is; 19 children or 7.9% of the population are between 0 and 6 years old and 43 teenagers or 17.9% are between 7 and 19.

[3] The historical population is given in the following chart:[2][11] In the 2007 federal election the most popular party was the FDP which received 35.55% of the vote.

In the federal election, a total of 115 votes were cast, and the voter turnout was 54.5%.

[3] There were 130 residents of the municipality who were employed in some capacity, of which females made up 42.3% of the workforce.

In the tertiary sector; 2 or 5.9% were in wholesale or retail sales or the repair of motor vehicles, 3 or 8.8% were in the movement and storage of goods, 4 or 11.8% were in a hotel or restaurant, 1 was a technical professional or scientist.

[3] From the 2000 census[update], 37 or 15.4% were Roman Catholic, while 165 or 68.8% belonged to the Swiss Reformed Church.