Daillens is a municipality of the canton of Vaud in Switzerland, located in the district of Gros-de-Vaud.

[3] Daillens has an area, as of 2009[update], of 5.52 square kilometers (2.13 sq mi).

Of the rest of the land, 0.79 km2 (0.31 sq mi) or 14.3% is settled (buildings or roads), 0.01 km2 (2.5 acres) or 0.2% is either rivers or lakes.

[5] The blazon of the municipal coat of arms is Azure, three Lozenges voided two and one Argent.

[9] Most of the population (as of 2000[update]) speaks French (568 or 95.0%), with German being second most common (16 or 2.7%) and Italian being third (5 or 0.8%).

[8] The age distribution, as of 2009[update], in Daillens is; 114 children or 13.5% of the population are between 0 and 9 years old and 94 teenagers or 11.1% are between 10 and 19.

[9] The historical population is given in the following chart:[3][13] The Clocher Du Temple is listed as a Swiss heritage site of national significance.

[14] In the 2007 federal election the most popular party was the SVP which received 25.31% of the vote.

In the federal election, a total of 251 votes were cast, and the voter turnout was 49.9%.

[15] Daillens has a post office, a paper factory, a sawmill and several other trades.

[9] There were 318 residents of the municipality who were employed in some capacity, of which females made up 41.5% of the workforce.

In the tertiary sector; 44 or 7.9% were in wholesale or retail sales or the repair of motor vehicles, 493 or 88.8% were in the movement and storage of goods, 4 or 0.7% were in a hotel or restaurant, 1 was in the information industry, 2 or 0.4% were technical professionals or scientists, 5 or 0.9% were in education.

[9] From the 2000 census[update], 161 or 26.9% were Roman Catholic, while 348 or 58.2% 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.