Cerniaz is a former municipality in the district of Broye-Vully in the canton of Vaud in Switzerland.

[2] Cerniaz has an area, as of 2009[update], of 1.8 square kilometers (0.69 sq mi).

[4] The former municipality is located on a plateau above the Broye valley and near the border with the Canton of Fribourg.

The blazon of the municipal coat of arms is Gules, three trunks bendwise eradicated Argent.

[8] The age distribution, as of 2009[update], in Cerniaz is; 3 children or 7.1% of the population are between 0 and 9 years old and 5 teenagers or 11.9% are between 10 and 19.

[10] About 60% of the total households were owner occupied, or in other words did not pay rent (though they may have a mortgage or a rent-to-own agreement).

[6] The historical population is given in the following chart:[2][13] In the 2007 federal election the most popular party was the SVP which received 42.74% of the vote.

In the federal election, a total of 13 votes were cast, and the voter turnout was 31.0%.

[6] There were 22 residents of the municipality who were employed in some capacity, of which females made up 22.7% of the workforce.

In 2008[update] the total number of full-time equivalent jobs was 5, all of which were in agriculture.

[6] From the 2000 census[update], 13 or 20.6% were Roman Catholic, while 40 or 63.5% belonged to the Swiss Reformed Church.

In the Vaud cantonal school system, two years of non-obligatory pre-school are provided by the political districts.

[17] During the school year, the political district provided pre-school care for a total of 155 children of which 83 children (53.5%) received subsidized pre-school care.

The canton's primary school program requires students to attend for four years.