[2] Sugnens has an area, as of 2009[update], of 2.69 square kilometres (1.04 sq mi).

Of the rest of the land, 0.18 km2 (0.069 sq mi) or 6.7% is settled (buildings or roads).

[4] It consists of the village of Sugnens and the hamlets of Monteilly and Pre Morex.

The blazon of the municipal coat of arms is Per pale Argent and Gules, two Scytheblades addorsed counterchanged.

[6] Most of the population (as of 2000[update]) speaks French (218 or 93.6%), with German being second most common (7 or 3.0%) and Italian being third (3 or 1.3%).

[7] The age distribution, as of 2009[update], in Sugnens is; 52 children or 16.8% of the population are between 0 and 9 years old and 33 teenagers or 10.7% are between 10 and 19.

[10] About 62.2% 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).

The greatest number of multi-family homes (2) were built before 1919 and again between 1961 and 1970[12] In 2000[update] there were 92 apartments in the municipality.

[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 34.88% of the vote.

In the federal election, a total of 112 votes were cast, and the voter turnout was 58.6%.

[6] There were 128 residents of the municipality who were employed in some capacity, of which females made up 48.4% of the workforce.

In the tertiary sector; 2 or 22.2% were in the sale or repair of motor vehicles, 3 or 33.3% were in a hotel or restaurant, 1 was the insurance or financial industry, 2 or 22.2% were in education.

[6] From the 2000 census[update], 47 or 20.2% were Roman Catholic, while 159 or 68.2% 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.