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

Of the rest of the land, 0.17 km2 (0.066 sq mi) or 7.5% is settled (buildings or roads).

The blazon of the municipal coat of arms is Or a Quatrefoil Rose Gules barbed and seeded proper over a Mount of 3 Coupeaux Vert.

[6] The age distribution, as of 2000[update], in Hessigkofen is; 32 children or 12.9% of the population are between 0 and 6 years old and 44 teenagers or 17.7% 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 29.12% of the vote.

In the federal election, a total of 131 votes were cast, and the voter turnout was 66.2%.

[3] There were 133 residents of the municipality who were employed in some capacity, of which females made up 45.1% of the workforce.

In the tertiary sector; 35 or 66.0% were in wholesale or retail sales or the repair of motor vehicles, 5 or 9.4% were technical professionals or scientists, 6 or 11.3% were in education and 6 or 11.3% were in health care.

[3] From the 2000 census[update], 29 or 11.7% were Roman Catholic, while 174 or 70.2% belonged to the Swiss Reformed Church.

The wettest month is August during which time Hessigkofen receives an average of 124 mm (4.9 in) of rain or snow.

The month with the most days of precipitation is May, with an average of 12.8, but with only 103 mm (4.1 in) of rain or snow.

The driest month of the year is March with an average of 76 mm (3.0 in) of precipitation over 12.1 days.