2026 comparison
Boulogne-Billancourt vs Issy-les-Moulineaux: 2026 comparison
Boulogne-Billancourt has more inhabitants than Issy-les-Moulineaux: 120,206 versus 68,449, or 76% more. Boulogne-Billancourt is both larger (6.2 km² versus 4.3 km²) and more densely populated (19,482 inhabitants per km² versus 16,106).
The median apartment price is higher in Boulogne-Billancourt: €8,735 per m² versus €8,020. The median standard of living is higher in Boulogne-Billancourt (€40,000 a year versus €37,740).
The two cities are 2.1 km apart as the crow flies, in the same department and the same urban unit (Paris).
Boulogne-Billancourt
City in Hauts-de-Seine
FHauts-de-Seine92Île-de-France
- Population
- 120,206 inhab.
- 34th in France · 1st in its department
- Area
- 6.2 km²
- Density
- 19,482 per km²
© Guilhem Vellut from Paris, France, CC BY 2.0
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Issy-les-Moulineaux
City in Hauts-de-Seine
FHauts-de-Seine92Île-de-France
- Population
- 68,449 inhab.
- 76th in France · 8th in its department
- Area
- 4.3 km²
- Density
- 16,106 per km²
Population
Population and demographics
Municipal population since 1876
Boulogne-BillancourtIssy-les-Moulineaux
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Population inhab.More populous: Boulogne-Billancourt+76% | 120,206 | 68,449 | More populous: Boulogne-Billancourt+76% |
| Change over 5 yearsSmaller decline: Issy-les-Moulineaux+1.0 pt | −1.9% | −0.9% | Smaller decline: Issy-les-Moulineaux+1.0 pt |
| Change over 10 yearsStronger growth: Issy-les-Moulineaux+1.2 pt | +1.9% | +3.1% | Stronger growth: Issy-les-Moulineaux+1.2 pt |
| Density per km²Denser: Boulogne-Billancourt+21% | 19,482 | 16,106 | Denser: Boulogne-Billancourt+21% |
| Under 15More young people: Issy-les-Moulineaux+1.4 pt | 15.7% | 17.1% | More young people: Issy-les-Moulineaux+1.4 pt |
| 65 and overMore seniors: Boulogne-Billancourt+3.0 pts | 17.4% | 14.4% | More seniors: Boulogne-Billancourt+3.0 pts |
| People per householdLarger households: Issy-les-Moulineaux+0.10 | 1.97 | 2.07 | Larger households: Issy-les-Moulineaux+0.10 |
Sources: INSEE, official population figures, INSEE, censuses, INSEE, census
Housing
Real estate prices and housing
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Median apartment price €/m²More expensive: Boulogne-Billancourt+9% | 8,735 | 8,020 | More expensive: Boulogne-Billancourt+9% |
| Median house price €/m²More expensive: Boulogne-Billancourt+35% | 13,092 | 9,714 | More expensive: Boulogne-Billancourt+35% |
| Apartment rent €/m² per month, utilities includedMore expensive: Boulogne-Billancourt+7% | 29.7 | 27.9 | More expensive: Boulogne-Billancourt+7% |
| House rent €/m² per month, utilities includedMore expensive: Boulogne-Billancourt+8% | 27.5 | 25.4 | More expensive: Boulogne-Billancourt+8% |
| Homeowner householdsMore homeowners: Boulogne-Billancourt+2.8 pts | 43.5% | 40.8% | More homeowners: Boulogne-Billancourt+2.8 pts |
| Share of housesMore houses: Issy-les-Moulineaux+3.2 pts | 2.2% | 5.4% | More houses: Issy-les-Moulineaux+3.2 pts |
| Social housing (SRU law) share of primary residencesMore social housing: Issy-les-Moulineaux+9.1 pts | 16.0% | 25.0% | More social housing: Issy-les-Moulineaux+9.1 pts |
| Second homesMore second homes: Issy-les-Moulineaux+0.7 pt | 5.9% | 6.6% | More second homes: Issy-les-Moulineaux+0.7 pt |
| Vacant homesMore vacant homes: Issy-les-Moulineaux+0.6 pt | 7.2% | 7.8% | More vacant homes: Issy-les-Moulineaux+0.6 pt |
| Property tax (combined rate)Higher rate: Issy-les-Moulineaux+8.9 pts | 15.80% | 24.70% | Higher rate: Issy-les-Moulineaux+8.9 pts |
Sources: DGFiP (DVF), Ministry of Housing (rent map), INSEE, census, Ministry for the Ecological Transition (SRU), DGFiP, local taxation
Income and jobs
Residents’ income and jobs
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Median standard of living €/yearHigher: Boulogne-Billancourt+6% | 40,000 | 37,740 | Higher: Boulogne-Billancourt+6% |
| Poverty rateHigher: Boulogne-Billancourt+1.0 pt | 10.4% | 9.4% | Higher: Boulogne-Billancourt+1.0 pt |
| Average taxable income per householdHigher: Boulogne-Billancourt+25% | €68,518 | €54,865 | Higher: Boulogne-Billancourt+25% |
| Households paying income taxTie | 69% | 69% | Tie |
| Activity rate (ages 15-64)Higher: Issy-les-Moulineaux+1.1 pt | 81.4% | 82.5% | Higher: Issy-les-Moulineaux+1.1 pt |
| Unemployment rate (census)Higher: Boulogne-Billancourt+1.2 pt | 8.7% | 7.5% | Higher: Boulogne-Billancourt+1.2 pt |
Sources: INSEE, Filosofi, DGFiP, income tax, INSEE, census
Local life
Town hall and fiber internet
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Mayor | Pierre-Christophe Baguet | André Santini | |
| Political label of the mayor’s list (2026 local elections) | Les Républicains | union of the centre | |
| Premises with fiberTie | 98% | 98% | Tie |
Sources: Ministry of the Interior, register of elected officials, Ministry of the Interior, Arcep
Shops and facilities
Shops, leisure and transportation
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Shops per 10,000 inhab.More shops per capita: Boulogne-Billancourt+46% | 61.6740 in total | 42.2289 in total | More shops per capita: Boulogne-Billancourt+46% |
| Food shops per 10,000 inhab.More per capita: Boulogne-Billancourt+58% | 19.9239 in total | 12.686 in total | More per capita: Boulogne-Billancourt+58% |
| Restaurants per 10,000 inhab.More per capita: Boulogne-Billancourt+29% | 46.9564 in total | 36.2248 in total | More per capita: Boulogne-Billancourt+29% |
| Sports facilities per 10,000 inhab.More per capita: Issy-les-Moulineaux+58% | 8.3100 in total | 13.190 in total | More per capita: Issy-les-Moulineaux+58% |
| Cultural venues per 10,000 inhab.More per capita: Boulogne-Billancourt+20% | 1.619 in total | 1.39 in total | More per capita: Boulogne-Billancourt+20% |
| Hotels per 10,000 inhab.More per capita: Issy-les-Moulineaux+40% | 1.720 in total | 2.316 in total | More per capita: Issy-les-Moulineaux+40% |
| Passenger train stationsMore stations: Issy-les-Moulineaux+2 | 0 | 2 | More stations: Issy-les-Moulineaux+2 |
Number of facilities per 10,000 inhabitants (total count in small print). Source: INSEE, facilities database (BPE)
Health
Health care
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Access to general practitioners visits/inhab./year localized potential accessibilityTie | 3.1 | 3.1 | Tie |
| General practitioners per 10,000 inhab.More per capita: Boulogne-Billancourt+82% | 12.7153 in total | 7.048 in total | More per capita: Boulogne-Billancourt+82% |
| Medical specialists per 10,000 inhab.More per capita: Boulogne-Billancourt+86% | 25.3304 in total | 13.693 in total | More per capita: Boulogne-Billancourt+86% |
| Dentists per 10,000 inhab.More per capita: Boulogne-Billancourt+35% | 11.8142 in total | 8.860 in total | More per capita: Boulogne-Billancourt+35% |
| Pharmacies per 10,000 inhab.Tie | 2.834 in total | 2.819 in total | Tie |
| HospitalsMore facilities: Boulogne-Billancourt+6 | 9 | 3 | More facilities: Boulogne-Billancourt+6 |
Practitioners and facilities per 10,000 inhabitants (total count in small print); access to doctors includes those in neighboring communes. Sources: Ministry of Health (DREES), APL, INSEE, facilities database (BPE), Ministry of Health (Finess)
Education
Schools and colleges
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Primary schoolsMore schools: Boulogne-Billancourt+10 | 37 | 27 | More schools: Boulogne-Billancourt+10 |
| Middle schoolsMore middle schools: Boulogne-Billancourt+4 | 10 | 6 | More middle schools: Boulogne-Billancourt+4 |
| High schoolsMore high schools: Boulogne-Billancourt+6 | 8 | 2 | More high schools: Boulogne-Billancourt+6 |
| Higher education institutions and programsMore facilities: Boulogne-Billancourt+4 | 12 | 8 | More facilities: Boulogne-Billancourt+4 |
Sources: Ministry of Education, INSEE, facilities database (BPE)
Recorded crime
Offenses recorded by the police
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Home burglaries per 1,000 homesHigher rate: Issy-les-Moulineaux2.0 times as high | 2.6 | 5.2 | Higher rate: Issy-les-Moulineaux2.0 times as high |
| Non-violent thefts per 1,000 inhab.Higher rate: Boulogne-Billancourt+4% | 14.1 | 13.6 | Higher rate: Boulogne-Billancourt+4% |
| Physical violence outside the family per 1,000 inhab.Higher rate: Issy-les-Moulineaux+28% | 1.7 | 2.2 | Higher rate: Issy-les-Moulineaux+28% |
| Vehicle thefts per 1,000 inhab.Higher rate: Boulogne-Billancourt+1% | 1.9 | 1.8 | Higher rate: Boulogne-Billancourt+1% |
| Vandalism and property damage per 1,000 inhab.Higher rate: Boulogne-Billancourt+21% | 7.7 | 6.4 | Higher rate: Boulogne-Billancourt+21% |
Offenses recorded in the commune by the police and gendarmerie, per 1,000 inhabitants (per 1,000 homes for burglaries); this is not the actual crime level. Rates for the latest published year. Source: Ministry of the Interior (SSMSI)
Natural hazards
Natural disasters and prevention
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Natural disasters declared since 1982More declarations: Issy-les-Moulineaux+6 | 7 | 13 | More declarations: Issy-les-Moulineaux+6 |
| Natural hazard prevention plansMore plans: Issy-les-Moulineaux+1 | 1 | 2 | More plans: Issy-les-Moulineaux+1 |
| Radon potentialSame | Low | Low | Same |
Sources: Géorisques (GASPAR), IRSN
Land
Area, terrain and administrative areas
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux | Difference |
|---|---|---|---|
| Area km²Larger: Boulogne-Billancourt+45% | 6.17 | 4.25 | Larger: Boulogne-Billancourt+45% |
| Town hall elevationHigher: Issy-les-Moulineaux+3 m | 35 m | 37 m | Higher: Issy-les-Moulineaux+3 m |
| Coastal communeSame | No | No | Same |
| Density grid (INSEE)Same | Large urban centre | Large urban centre | Same |
| DepartmentSame | Hauts-de-Seine (92) | Hauts-de-Seine (92) | Same |
| IntercommunalitySame | Métropole du Grand Paris | Métropole du Grand Paris | Same |
| Urban unitSame | Paris | Paris | Same |
| Functional areaSame | Paris | Paris | Same |
Sources: IGN, IGN, elevation, Ministry for the Ecological Transition, Loi Littoral, INSEE, density grid, INSEE, COG, INSEE, geographic classifications
Summary
Boulogne-Billancourt vs Issy-les-Moulineaux at a glance
| Criterion | Boulogne-Billancourt | Issy-les-Moulineaux |
|---|---|---|
| Population inhab. | 120,206 | 68,449 |
| Change over 10 years | +1.9% | +3.1% |
| Density per km² | 19,482 | 16,106 |
| Median apartment price €/m² | 8,735 | 8,020 |
| Median house price €/m² | 13,092 | 9,714 |
| Apartment rent €/m² | 29.7 | 27.9 |
| Property tax (combined rate) | 15.80% | 24.70% |
| Median standard of living €/year | 40,000 | 37,740 |
| Unemployment rate (census) | 8.7% | 7.5% |
| Premises with fiber | 98% | 98% |
| Access to general practitioners visits/inhab./year | 3.1 | 3.1 |
| Home burglaries per 1,000 homes | 2.6 | 5.2 |
| Average temperature | 12.3°C | 12.3°C |
| Sunshine h/year | 1,717 | 1,717 |
| Area km² | 6.17 | 4.25 |
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FAQ
Boulogne-Billancourt vs Issy-les-Moulineaux: your questions
Which is the larger city, Boulogne-Billancourt or Issy-les-Moulineaux?
By population, Boulogne-Billancourt: 120,206 inhabitants versus 68,449 for Issy-les-Moulineaux (official population figures in force on January 1, 2026). Boulogne-Billancourt is the 34th largest city in France, Issy-les-Moulineaux the 76th. By area, Boulogne-Billancourt is also the larger (6.2 km²).
How far is Boulogne-Billancourt from Issy-les-Moulineaux?
Boulogne-Billancourt and Issy-les-Moulineaux are 2.1 km apart as the crow flies, between the centers of the two communes, in the same department (Hauts-de-Seine).
Where is real estate more expensive, in Boulogne-Billancourt or Issy-les-Moulineaux?
To buy an apartment, Boulogne-Billancourt is more expensive: €8,735 per m² (median price), versus €8,020 in Issy-les-Moulineaux (+9%). Median prices of sales over the last five years (DGFiP, DVF).
Where is the standard of living higher, in Boulogne-Billancourt or Issy-les-Moulineaux?
In Boulogne-Billancourt, half of the residents have a standard of living above €40,000 a year, versus €37,740 in Issy-les-Moulineaux (disposable income per consumption unit, INSEE).
Are Boulogne-Billancourt and Issy-les-Moulineaux in the same department?
Yes: both towns are in Hauts-de-Seine (92), in the Île-de-France region.
Official population figures in force on January 1, 2026. Source: INSEE, official population figures