Boulogne-Billancourt Population 2026
Boulogne-Billancourt has a population of 108,782, making it the #40 biggest city in 🇫🇷 France, located in Île-de-France. Roughly 0.2% of France's population lives here. It is about 20× smaller than Paris, the country's biggest city.
Population (city proper)
108,782
Rank in France
#40
Coordinates
48.84°N, 2.24°E
~35 m elevation · Europe/Paris
Distance to capital (Paris)
8 km
5 miles, straight line
Other big cities in Île-de-France
| City | Population | Rank in France |
|---|---|---|
| Paris | 2,138,551 | #1 |
| Marne La Vallée | 318,325 | #7 |
| Cergy-Pontoise | 183,430 | #15 |
| Paris 19 Buttes-Chaumont | 178,691 | #16 |
| Saint-Quentin-en-Yvelines | 146,598 | #25 |
| Montreuil | 111,240 | #37 |
| Argenteuil | 101,475 | #42 |
| Saint-Denis | 96,128 | #45 |
Cities near Boulogne-Billancourt
- Nanterre86,719 people · ~7 km away
- Courbevoie85,158 people · ~7 km away
- Maison Blanche64,302 people · ~8 km away
- Paris2,138,551 people · ~8 km away
- Versailles85,416 people · ~9 km away
- Colombes82,300 people · ~9 km away
FAQ
What is the population of Boulogne-Billancourt?
Boulogne-Billancourt has a population of 108,782 (city proper, latest official figure via GeoNames), making it the #40 biggest city in France.
What region is Boulogne-Billancourt in?
Boulogne-Billancourt is located in Île-de-France, France.
Is Boulogne-Billancourt the capital of France?
No, the capital of France is Paris, about 8 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.