Population 1519 as of May 2018
40% Afghan (Farsi / Dari / Pashto), 27% Syrian (Arabic), 8% Iranian (Farsi), 6% Iraqi (Arabic), 6% Pakistani (Urdu, Pashto), 19% Other
40% men, 21% women, 39% children

Cabins for 8 people with a shared bathroom. Usually used for families. Also spelled Elaionas.
Run by Reception and Identification Service (RIS)

---------OLD DATA-----------
Population 1468 as of January 2018
51% Afghan (Farsi / Dari / Pashto), 29% Syrian (Arabic), 9% Iranian (Farsi), 6% Iraqi (Arabic), 5% Pakistani (Urdu, Pashto)
40% men, 21% women, 39% children (https://data2.unhcr.org/en/documents/download/62505)

January 2017 UNHCR site report gives this as three camps:
Eleonas I and II: 55% Afghan (Farsi / Dari / Pashto), 35% Syrian (Arabic), 10% other
Eleonas III: 75% Syrian, 20% Afghan, 5% Iraqi
Greek Camp Report (mid-April 2016): http://bit.ly/GCREleonas