What is Arrondissement of Châlons-en-Champagne?
{{Infobox French subdivision | type = arr | name=Châlons-en-Champagne | INSEE=511 | nbcomm=150 | prefecture=y | seat=[[Châlons-en-Champagne]] | population = {{France metadata Wikidata|population_total}} | population_as_of = {{France metadata Wikidata|population_as_of}} | population_footnotes = {{France metadata Wikidata|population_footnotes2}} | area=2612.4 | image_map=Locator map of Arrondissement Châlons-en-Champagne 2019.png | map_caption=Location within the region Grand Est }} The '''arrondissement of Châlons-en-Champagne''' is an [[Arrondissements of France|arrondissement]] of France, in the [[Marne (department)|Marne]] [[Departments of France|department]], [[Grand Est]] [[Regions of France|region]]. Its [[Capital city|capital]], and [[Prefectures in France|prefecture]] of the department, is the city of [[Châlons-en-Champagne]]. ==History== When the Marne department was created on 1800, the ''arrondissement'' of Châlons-en-Champagne, with the name Châlons-sur-Marne, was part of that original department.<ref name=splaf>{{cite web |url=http://splaf.free.fr/51his.html |title=Historique de la Marne |work=Le SPLAF |language=French |accessdate=7 December 2016 |date= }}</ref> ==Geography== The ''arrondissement'' of Châlons-en-Champagne is the central ''arrondissements'' of the Marne department. It is bordered to the north by the ''arrondissement'' of [[Arrondissement of Reims|Reims]] and, for a short distance, by the [[Ardennes (department)|Ardennes]] department; to the northeast by the [[Arrondissement of Sainte-Menehould|Sainte-Menehould]] ''arrondissement''; to the southeast and south by the [[Arrondissement of Vitry-le-François|Vitry-le-François]] ''arrondissement''; and to the west by the [[Arrondissement of Épernay|Épernay]] ''arrondissement''. The ''arrondissement'' of Châlons-en-Champagne is the second largest ''arrondissement'' of the department in area, {{Convert|1778.3|km2|sqmi|abbr=on}}, and the third in population (103,110 inhabitants) with a [[population density]] of {{Pop dens