Langres
Arrondissement
Location within the region Grand Est
Country	France
Region	Grand Est
Department	Haute-Marne
No. of communes	157
Subprefecture	Langres
Area	2,162.9 km2 (835.1 sq mi)
Population  (Jan. 2019)[1]	42,940
INSEE code	522

The arrondissement of Langres is an arrondissement of France, in the Haute-Marne department, Grand Est region. Its capital is the city of Langres.

When the Haute-Marne department was created on 1800, the arrondissement of Langres was part of that original department.^[2]

The arrondissement of Langres is in the southern part of the Haute-Marne department. It is bordered to the north by the Chaumont arrondissement, to the northeast by the Vosges department, to the southeast by the Haute-Saône department, and to the south and west by the Côte-d'Or department.

The arrondissement of Langres is the second largest arrondissement of the department, with an area 2,162.9 km² (835.1 sq mi), but the one with fewest inhabitants (44,332 inhabitants) and a population density of 20.5 inhabitants/km².^[3]

After the reorganisation of the cantons in France,^[4] cantons are not subdivisions of the arrondissements so they could have communes that belong to different arrondissements.

In the arrondissement of Langres, there are five cantons and two of them do not have all their "communes" in the arrondissement:

The arrondissement of Langres has 157 communes; they are (with their INSEE codes)ː^[5]

The communes in the arrondissement with more inhabitants are:

• Arrondissements of the Haute-Marne department
• Communes of the Haute-Marne department

47°52′00″N 5°20′00″E / 47.8667°N 5.3333°E / 47.8667; 5.3333