2026 comparison
Argenteuil vs Sannois: 2026 comparison
Argenteuil has more inhabitants than Sannois: 106,546 versus 27,266, or 3.9 times as many. Argenteuil is both larger (17.2 km² versus 4.8 km²) and more densely populated (6,187 inhabitants per km² versus 5,704).
The median apartment price is higher in Sannois: €3,567 per m² versus €3,333. The median standard of living is higher in Sannois (€27,400 a year versus €21,300).
The two cities are 2.6 km apart as the crow flies, in the same department and the same urban unit (Paris).
Argenteuil
City in Val-d'Oise
- Population
- 106,546 inhab.
- 40th in France · 1st in its department
- Area
- 17.2 km²
- Density
- 6,187 per km²
Sannois
City in Val-d'Oise
- Population
- 27,266 inhab.
- 332nd in France · 15th in its department
- Area
- 4.8 km²
- Density
- 5,704 per km²
Population
Population and demographics
Municipal population since 1876
ArgenteuilSannois
| Criterion | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Population inhab.More populous: Argenteuil3.9 times as high | 106,546 | 27,266 | More populous: Argenteuil3.9 times as high |
| Change over 5 yearsStronger growth: Sannois+5.4 pts | −3.7% | +1.7% | Stronger growth: Sannois+5.4 pts |
| Change over 10 yearsStronger growth: Sannois+2.0 pts | −0.6% | +1.4% | Stronger growth: Sannois+2.0 pts |
| Density per km²Denser: Argenteuil+8% | 6,187 | 5,704 | Denser: Argenteuil+8% |
| Under 15More young people: Argenteuil+0.7 pt | 20.7% | 20.0% | More young people: Argenteuil+0.7 pt |
| 65 and overMore seniors: Sannois+1.5 pt | 13.6% | 15.1% | More seniors: Sannois+1.5 pt |
| People per householdLarger households: Argenteuil+0.07 | 2.39 | 2.32 | Larger households: Argenteuil+0.07 |
Sources: INSEE, official population figures, INSEE, censuses, INSEE, census
Housing
Real estate prices and housing
| Criterion | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Median apartment price €/m²More expensive: Sannois+7% | 3,333 | 3,567 | More expensive: Sannois+7% |
| Median house price €/m²More expensive: Sannois+12% | 4,058 | 4,551 | More expensive: Sannois+12% |
| Apartment rent €/m² per month, utilities includedMore expensive: Sannois+2% | 19.4 | 19.8 | More expensive: Sannois+2% |
| House rent €/m² per month, utilities includedMore expensive: Argenteuil+3% | 18.2 | 17.6 | More expensive: Argenteuil+3% |
| Homeowner householdsMore homeowners: Sannois+9.5 pts | 43.1% | 52.6% | More homeowners: Sannois+9.5 pts |
| Share of housesMore houses: Sannois+0.6 pt | 28.9% | 29.5% | More houses: Sannois+0.6 pt |
| Social housing (SRU law) share of primary residencesMore social housing: Argenteuil+6.8 pts | 35.2% | 28.4% | More social housing: Argenteuil+6.8 pts |
| Second homesTie | 0.9% | 0.9% | Tie |
| Vacant homesMore vacant homes: Argenteuil+1.0 pt | 6.1% | 5.1% | More vacant homes: Argenteuil+1.0 pt |
| Property tax (combined rate)Higher rate: Sannois+6.2 pts | 38.85% | 45.07% | Higher rate: Sannois+6.2 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 | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Median standard of living €/yearHigher: Sannois+29% | 21,300 | 27,400 | Higher: Sannois+29% |
| Poverty rateHigher: Argenteuil+12 pts | 29.8% | 17.6% | Higher: Argenteuil+12 pts |
| Average taxable income per householdHigher: Sannois+40% | €25,075 | €35,020 | Higher: Sannois+40% |
| Households paying income taxMore taxpaying households: Sannois+16 pts | 38% | 54% | More taxpaying households: Sannois+16 pts |
| Activity rate (ages 15-64)Higher: Sannois+4.6 pts | 73.2% | 77.9% | Higher: Sannois+4.6 pts |
| Unemployment rate (census)Higher: Argenteuil+3.8 pts | 14.5% | 10.8% | Higher: Argenteuil+3.8 pts |
Sources: INSEE, Filosofi, DGFiP, income tax, INSEE, census
Local life
Town hall and fiber internet
| Criterion | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Mayor | Georges Mothron | Nicolas Ponchel | |
| Political label of the mayor’s list (2026 local elections)Same | miscellaneous right | miscellaneous right | Same |
| Premises with fiberBetter covered: Argenteuil+2.2 pts | 100% | 97% | Better covered: Argenteuil+2.2 pts |
Sources: Ministry of the Interior, register of elected officials, Ministry of the Interior, Arcep
Shops and facilities
Shops, leisure and transportation
| Criterion | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Shops per 10,000 inhab.More shops per capita: Argenteuil+14% | 42.0448 in total | 37.0101 in total | More shops per capita: Argenteuil+14% |
| Food shops per 10,000 inhab.More per capita: Argenteuil+31% | 19.2205 in total | 14.740 in total | More per capita: Argenteuil+31% |
| Restaurants per 10,000 inhab.More per capita: Argenteuil+46% | 31.0330 in total | 21.358 in total | More per capita: Argenteuil+46% |
| Sports facilities per 10,000 inhab.More per capita: Sannois2.5 times as high | 10.1108 in total | 25.770 in total | More per capita: Sannois2.5 times as high |
| Cultural venues per 10,000 inhab.More per capita: Sannois+7% | 1.011 in total | 1.13 in total | More per capita: Sannois+7% |
| Hotels per 10,000 inhab.More per capita: Sannois+56% | 0.55 in total | 0.72 in total | More per capita: Sannois+56% |
| Passenger train stationsMore stations: Argenteuil+1 | 2 | 1 | More stations: Argenteuil+1 |
Number of facilities per 10,000 inhabitants (total count in small print). Source: INSEE, facilities database (BPE)
Health
Health care
| Criterion | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Access to general practitioners visits/inhab./year localized potential accessibilityBetter access: Sannois+40% | 1.7 | 2.3 | Better access: Sannois+40% |
| General practitioners per 10,000 inhab.More per capita: Argenteuil+16% | 5.559 in total | 4.813 in total | More per capita: Argenteuil+16% |
| Medical specialists per 10,000 inhab.More per capita: Argenteuil2.3 times as high | 5.255 in total | 2.26 in total | More per capita: Argenteuil2.3 times as high |
| Dentists per 10,000 inhab.More per capita: Sannois3.9 times as high | 1.415 in total | 5.515 in total | More per capita: Sannois3.9 times as high |
| Pharmacies per 10,000 inhab.More per capita: Sannois+30% | 2.527 in total | 3.39 in total | More per capita: Sannois+30% |
| HospitalsMore facilities: Argenteuil+3 | 3 | 0 | More facilities: Argenteuil+3 |
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 | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Primary schoolsMore schools: Argenteuil+45 | 60 | 15 | More schools: Argenteuil+45 |
| Middle schoolsMore middle schools: Argenteuil+11 | 15 | 4 | More middle schools: Argenteuil+11 |
| High schoolsMore high schools: Argenteuil+8 | 11 | 3 | More high schools: Argenteuil+8 |
| Higher education institutions and programsMore facilities: Argenteuil+5 | 5 | 0 | More facilities: Argenteuil+5 |
Sources: Ministry of Education, INSEE, facilities database (BPE)
Recorded crime
Offenses recorded by the police
| Criterion | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Home burglaries per 1,000 homesHigher rate: Argenteuil+23% | 5.7 | 4.7 | Higher rate: Argenteuil+23% |
| Non-violent thefts per 1,000 inhab.Higher rate: Argenteuil+37% | 10.6 | 7.8 | Higher rate: Argenteuil+37% |
| Physical violence outside the family per 1,000 inhab.Higher rate: Argenteuil+78% | 4.2 | 2.4 | Higher rate: Argenteuil+78% |
| Vehicle thefts per 1,000 inhab.Higher rate: Argenteuil+32% | 3.3 | 2.5 | Higher rate: Argenteuil+32% |
| Vandalism and property damage per 1,000 inhab.Higher rate: Argenteuil+39% | 10.5 | 7.5 | Higher rate: Argenteuil+39% |
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 | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Natural disasters declared since 1982More declarations: Argenteuil+19 | 30 | 11 | More declarations: Argenteuil+19 |
| Natural hazard prevention plansMore plans: Argenteuil+2 | 3 | 1 | More plans: Argenteuil+2 |
| Radon potentialSame | Low | Low | Same |
Sources: Géorisques (GASPAR), IRSN
Land
Area, terrain and administrative areas
| Criterion | Argenteuil | Sannois | Difference |
|---|---|---|---|
| Area km²Larger: Argenteuil3.6 times as high | 17.2 | 4.78 | Larger: Argenteuil3.6 times as high |
| Town hall elevationHigher: Sannois+21 m | 36 m | 57 m | Higher: Sannois+21 m |
| Coastal communeSame | No | No | Same |
| Density grid (INSEE)Same | Large urban centre | Large urban centre | Same |
| DepartmentSame | Val-d'Oise (95) | Val-d'Oise (95) | Same |
| Intercommunality | Métropole du Grand Paris | Communauté d'agglomération Val Parisis | |
| 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
Argenteuil vs Sannois at a glance
| Criterion | Argenteuil | Sannois |
|---|---|---|
| Population inhab. | 106,546 | 27,266 |
| Change over 10 years | −0.6% | +1.4% |
| Density per km² | 6,187 | 5,704 |
| Median apartment price €/m² | 3,333 | 3,567 |
| Median house price €/m² | 4,058 | 4,551 |
| Apartment rent €/m² | 19.4 | 19.8 |
| Property tax (combined rate) | 38.85% | 45.07% |
| Median standard of living €/year | 21,300 | 27,400 |
| Unemployment rate (census) | 14.5% | 10.8% |
| Premises with fiber | 100% | 97% |
| Access to general practitioners visits/inhab./year | 1.7 | 2.3 |
| Home burglaries per 1,000 homes | 5.7 | 4.7 |
| Average temperature | 12.5°C | 12.5°C |
| Sunshine h/year | 1,634 | 1,634 |
| Area km² | 17.2 | 4.78 |
More comparisons
Compare with other towns
FAQ
Argenteuil vs Sannois: your questions
Which is the larger city, Argenteuil or Sannois?
By population, Argenteuil: 106,546 inhabitants versus 27,266 for Sannois (official population figures in force on January 1, 2026). Argenteuil is the 40th largest city in France, Sannois the 332nd. By area, Argenteuil is also the larger (17.2 km²).
How far is Argenteuil from Sannois?
Argenteuil and Sannois are 2.6 km apart as the crow flies, between the centers of the two communes, in the same department (Val-d'Oise).
Where is real estate more expensive, in Argenteuil or Sannois?
To buy an apartment, Sannois is more expensive: €3,567 per m² (median price), versus €3,333 in Argenteuil (+7%). Median prices of sales over the last five years (DGFiP, DVF).
Where is the standard of living higher, in Argenteuil or Sannois?
In Sannois, half of the residents have a standard of living above €27,400 a year, versus €21,300 in Argenteuil (disposable income per consumption unit, INSEE).
Are Argenteuil and Sannois in the same department?
Yes: both towns are in Val-d'Oise (95), in the Île-de-France region.
Official population figures in force on January 1, 2026. Source: INSEE, official population figures