Arrondissement of Castres

Castres
Location within the region Occitanie
CountryFrance
RegionOccitania
DepartmentTarn
No. of communes151
SubprefectureCastres
Area
3,026.2 km2 (1,168.4 sq mi)
Population
 (2022)
198,720
  Density66/km2 (170/sq mi)
INSEE code812

The arrondissement of Castres is an arrondissement of France in the Tarn department in the Occitanie region. Its INSEE code is 812 and its capital city is Castres. It has 151 communes. Its population is 198,088 (2021), and its area is 3,026.2 km2 (1,168.4 sq mi). It is the southernmost arrondissement of the department.

Castres is known for its Rugby Team Le Castres Olympique (CO).