Onex is first mentioned in 1292 as Onay. It became an independent municipality in 1851 when the municipality of Onex-Confignon split into the two municipalities of Onex and Confignon.
Onex has an area, as of 2009, of 2.82 square kilometers . Of this area, 0.17 km2 or 6.0% is used for agricultural purposes, while 0.37 km2 or 13.1% is forested.
Of the rest of the land, 2.19 km2 or 77.7% is settled , 0.1 km2 or 3.5% is either rivers or lakes.
Source: Wikipedia.org
Copyright: Creative Commons 3.0
Address: Onex, Genf, Switzerland
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