Treycovagnes is a municipality in the district of Jura-Nord Vaudois of the canton of Vaud in Switzerland.

[3] Treycovagnes has an area, as of 2009[update], of 2.1 square kilometers (0.81 sq mi).

Of the rest of the land, 0.28 km2 (0.11 sq mi) or 13.5% is settled (buildings or roads), 0.01 km2 (2.5 acres) or 0.5% is either rivers or lakes.

It consists of the linear village of Treycovagnes and the hamlets of Châtelard and Uttins.

[9] Most of the population (as of 2000[update]) speaks French (429 or 93.7%) as their first language, with German being second most common (13 or 2.8%) and Italian being third (7 or 1.5%).

[10] The age distribution, as of 2009[update], in Treycovagnes is; 86 children or 18.5% of the population are between 0 and 9 years old and 105 teenagers or 22.5% are between 10 and 19.

[9] The historical population is given in the following chart:[3][13] In the 2007 federal election the most popular party was the SVP which received 27.4% of the vote.

[9] There were 236 residents of the municipality who were employed in some capacity, of which females made up 40.7% of the workforce.

In the tertiary sector; 8 or 44.4% were in wholesale or retail sales or the repair of motor vehicles, 1 was in a hotel or restaurant, 5 or 27.8% were in the information industry, 4 or 22.2% were in education.

[9] From the 2000 census[update], 137 or 29.9% were Roman Catholic, while 218 or 47.6% 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.

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