Castres Population 2026
Castres has a population of 47,275, making it the #132 biggest city in 🇫🇷 France, located in Occitanie. Roughly 0.1% of France's population lives here. It is about 45× smaller than Paris, the country's biggest city.
Population (city proper)
47,275
Rank in France
#132
Coordinates
43.61°N, 2.24°E
~183 m elevation · Europe/Paris
Distance to capital (Paris)
584 km
363 miles, straight line
Other big cities in Occitanie
Cities near Castres
- Albi52,409 people · ~37 km away
- Carcassonne49,600 people · ~44 km away
- Toulouse511,684 people · ~64 km away
- Blagnac24,263 people · ~69 km away
- Colomiers31,363 people · ~73 km away
- Tournefeuille29,124 people · ~74 km away
FAQ
What is the population of Castres?
Castres has a population of 47,275 (city proper, latest official figure via GeoNames), making it the #132 biggest city in France.
What region is Castres in?
Castres is located in Occitanie, France.
Is Castres the capital of France?
No, the capital of France is Paris, about 584 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.