Our Workplace:

Vienna comprises 23 districts – Back Bone operates in the 20th district, which is the area with the lowest average taxable income in the entire city – the index of the average net wage per employee is 84,3.
The district's resident population is defined by a high level of diversity – people originating from at least 14 different countries live alongside native Austrians.

Approximately 11.000 of 85.815 inhabitants of the 20th district are aged between 15 and 23 years. Wien-Plan
Sources:
City Map - http://de.wikipedia.org/w/index.php?title=Datei:Vienna_subdivisions_%28numbered%29.svg&filetimestamp=20110331075033
Statistical Data – Statistisches Jahrbuch der Stadt Wien 2013