département
In the administrative divisions of France, the department (french: département, ) is one of the three levels of government under the national level ("territorial collectivities"), between the administrative regions and the communes. Ninety- ...
region
In geography, regions, otherwise referred to as zones, lands or territories, are areas that are broadly divided by physical characteristics (physical geography), human impact characteristics (human geography), and the interaction of humanity and t ...
of
Bourgogne-Franche-Comté
Bourgogne-Franche-Comté (; , sometimes abbreviated BFC; Arpitan: ''Borgogne-Franche-Comtât'') is a region in Eastern France created by the 2014 territorial reform of French regions, from a merger of Burgundy and Franche-Comté. The new region c ...
. Senay has maximum 8 houses out of which almost half are occupied by same family who own the land around this hamlet.
There is an industrial zone between Senay and Orgelet where famous manufacturers like Verchere Plastiques (plastic manufacturing notably for perfume bottles) and Janod (wooden toys made from the forests of Jura) and even factory for an American engineering company Pulse Engineering (company) (A Technitrol Company) have their establishments.