[3] Bardonnex has an area, as of 2009[update], of 5 square kilometers (1.9 sq mi).

Of the rest of the land, 1.18 km2 (0.46 sq mi) or 23.6% is settled (buildings or roads).

It consists of the village of Bardonnex and the hamlets of Charrot, Croix-de-Rozon (Border Crossing), Compesières, Landecy, La Mure and Cugny.

[6] The blazon of the municipal coat of arms is Gules a Maltese Cross Argent.

This comes from the Order of St John which had a commandery here starting in the 13th century.

[11] Most of the population (as of 2000[update]) speaks French (1,788 or 85.4%), with Portuguese being second most common (76 or 3.6%) and English being third (63 or 3.0%).

[12] As of 2008[update], the gender distribution of the population was 49.7% male and 50.3% female.

[11] The historical population is given in the following chart:[3][15] The Compesières Commandry and the museum of the Order of Malta and the Domaine Micheli in Landecy are listed as Swiss heritage site of national significance.

[16] In the 2007 federal election the most popular party was the CVP which received 23.48% of the vote.

In the federal election, a total of 740 votes were cast, and the voter turnout was 56.8%.

[17] In the 2009 Grand Conseil election, there were a total of 1,320 registered voters of which 689 (52.2%) voted.

[18] For the 2009 Conseil d'État election, there were a total of 1,318 registered voters of which 772 (58.6%) voted.

[11] There were 1,122 residents of the municipality who were employed in some capacity, of which females made up 45.0% of the workforce.

In 2008[update] the total number of full-time equivalent jobs was 384.

In the tertiary sector; 19 or 10.8% were in wholesale or retail sales or the repair of motor vehicles, 26 or 14.8% were in the movement and storage of goods, 23 or 13.1% were in a hotel or restaurant, 2 or 1.1% were in the information industry, 1 was the insurance or financial industry, 22 or 12.5% were technical professionals or scientists, 11 or 6.3% were in education and 2 or 1.1% were in health care.

[11] From the 2000 census[update], 937 or 44.7% were Roman Catholic, while 335 or 16.0% belonged to the Swiss Reformed Church.

The education system in the Canton of Geneva allows young children to attend two years of non-obligatory Kindergarten.

The canton's school system provides two years of non-mandatory kindergarten and requires students to attend six years of primary school, with some of the children attending smaller, specialized classes.