Largest City in France

2026 comparison

Nantes vs Saint-Sébastien-sur-Loire: 2026 comparison

Nantes has more inhabitants than Saint-Sébastien-sur-Loire: 332,515 versus 29,151, or 11 times as many. Nantes is both larger (65.2 km² versus 11.7 km²) and more densely populated (5,101 inhabitants per km² versus 2,500).

The median apartment price is higher in Nantes: €3,621 per m² versus €3,303. The median standard of living is higher in Saint-Sébastien-sur-Loire (€28,930 a year versus €26,720).

The two cities are 5.6 km apart as the crow flies, in the same department and the same urban unit (Nantes).

NantesSaint-Sébastien-sur-Loire
NantesSaint-Sébastien-sur-Loire5.6 km as the crow flies

Nantes

City in Loire-Atlantique

Loire-Atlantique44Pays de la Loire

Population
332,515 inhab.
6th in France · 1st in its department
Area
65.2 km²
Density
5,101 per km²
Full profile of Nantes

© Ville de Saint-Sébastien-sur-Loire, CC BY-SA 4.0

Saint-Sébastien-sur-Loire

City in Loire-Atlantique

Loire-Atlantique44Pays de la Loire

Population
29,151 inhab.
304th in France · 6th in its department
Area
11.7 km²
Density
2,500 per km²
Full profile of Saint-Sébastien-sur-Loire

Population

Population and demographics

Municipal population since 1876

NantesSaint-Sébastien-sur-Loire

Population: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Population inhab.More populous: Nantes11 times as high332,51529,151More populous: Nantes11 times as high
Change over 5 yearsStronger growth: Saint-Sébastien-sur-Loire+0.1 pt+4.3%+4.4%Stronger growth: Saint-Sébastien-sur-Loire+0.1 pt
Change over 10 yearsStronger growth: Nantes+0.3 pt+12.0%+11.7%Stronger growth: Nantes+0.3 pt
Density per km²Denser: Nantes2.0 times as high5,1012,500Denser: Nantes2.0 times as high
Under 15More young people: Saint-Sébastien-sur-Loire+1.2 pt15.5%16.7%More young people: Saint-Sébastien-sur-Loire+1.2 pt
65 and overMore seniors: Saint-Sébastien-sur-Loire+7.0 pts14.3%21.3%More seniors: Saint-Sébastien-sur-Loire+7.0 pts
People per householdLarger households: Saint-Sébastien-sur-Loire+0.201.832.03Larger households: Saint-Sébastien-sur-Loire+0.20

Sources: INSEE, official population figures, INSEE, censuses, INSEE, census

Housing

Real estate prices and housing

Housing: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Median apartment price €/m²More expensive: Nantes+10%3,6213,303More expensive: Nantes+10%
Median house price €/m²More expensive: Nantes+20%4,3983,655More expensive: Nantes+20%
Apartment rent €/m² per month, utilities includedMore expensive: Nantes+7%14.513.6More expensive: Nantes+7%
House rent €/m² per month, utilities includedMore expensive: Nantes+13%14.412.7More expensive: Nantes+13%
Homeowner householdsMore homeowners: Saint-Sébastien-sur-Loire+22 pts36.4%58.1%More homeowners: Saint-Sébastien-sur-Loire+22 pts
Share of housesMore houses: Saint-Sébastien-sur-Loire+34 pts18.2%52.4%More houses: Saint-Sébastien-sur-Loire+34 pts
Social housing (SRU law) share of primary residencesMore social housing: Nantes+11 pts29.4%18.0%More social housing: Nantes+11 pts
Second homesMore second homes: Nantes+3.3 pts4.9%1.6%More second homes: Nantes+3.3 pts
Vacant homesMore vacant homes: Nantes+2.0 pts6.1%4.0%More vacant homes: Nantes+2.0 pts
Property tax (combined rate)Higher rate: Saint-Sébastien-sur-Loire+0.5 pt53.37%53.84%Higher rate: Saint-Sébastien-sur-Loire+0.5 pt

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

Income and jobs: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Median standard of living €/yearHigher: Saint-Sébastien-sur-Loire+8%26,72028,930Higher: Saint-Sébastien-sur-Loire+8%
Poverty rateHigher: Nantes+9.4 pts19.1%9.7%Higher: Nantes+9.4 pts
Average taxable income per householdHigher: Saint-Sébastien-sur-Loire+9%€32,578€35,444Higher: Saint-Sébastien-sur-Loire+9%
Households paying income taxMore taxpaying households: Saint-Sébastien-sur-Loire+8.0 pts50%58%More taxpaying households: Saint-Sébastien-sur-Loire+8.0 pts
Activity rate (ages 15-64)Higher: Saint-Sébastien-sur-Loire+4.4 pts74.8%79.3%Higher: Saint-Sébastien-sur-Loire+4.4 pts
Unemployment rate (census)Higher: Nantes+3.6 pts13.1%9.5%Higher: Nantes+3.6 pts

Sources: INSEE, Filosofi, DGFiP, income tax, INSEE, census

Local life

Town hall and fiber internet

Local life: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
MayorJohanna RollandThomas Boucher
Political label of the mayor’s list (2026 local elections)miscellaneous leftmiscellaneous right
Premises with fiberBetter covered: Saint-Sébastien-sur-Loire+3.8 pts95%99%Better covered: Saint-Sébastien-sur-Loire+3.8 pts

Sources: Ministry of the Interior, register of elected officials, Ministry of the Interior, Arcep

Shops and facilities

Shops, leisure and transportation

Shops and facilities: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Shops per 10,000 inhab.More shops per capita: Nantes+51%51.21,701 in total34.099 in totalMore shops per capita: Nantes+51%
Food shops per 10,000 inhab.More per capita: Nantes2.5 times as high17.3574 in total6.920 in totalMore per capita: Nantes2.5 times as high
Restaurants per 10,000 inhab.More per capita: Nantes2.0 times as high35.81,190 in total17.852 in totalMore per capita: Nantes2.0 times as high
Sports facilities per 10,000 inhab.More per capita: Saint-Sébastien-sur-Loire+34%14.8492 in total19.958 in totalMore per capita: Saint-Sébastien-sur-Loire+34%
Cultural venues per 10,000 inhab.More per capita: Saint-Sébastien-sur-Loire+14%0.930 in total1.03 in totalMore per capita: Saint-Sébastien-sur-Loire+14%
Hotels per 10,000 inhab.More per capita: Nantes+52%1.652 in total1.03 in totalMore per capita: Nantes+52%
Passenger train stationsMore stations: Nantes+132More stations: Nantes+1

Number of facilities per 10,000 inhabitants (total count in small print). Source: INSEE, facilities database (BPE)

Health

Health care

Health: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Access to general practitioners visits/inhab./year localized potential accessibilityTie4.74.7Tie
General practitioners per 10,000 inhab.More per capita: Nantes+46%11.5384 in total7.923 in totalMore per capita: Nantes+46%
Medical specialists per 10,000 inhab.More per capita: Nantes3.4 times as high25.5849 in total7.522 in totalMore per capita: Nantes3.4 times as high
Dentists per 10,000 inhab.More per capita: Saint-Sébastien-sur-Loire+37%6.5216 in total8.926 in totalMore per capita: Saint-Sébastien-sur-Loire+37%
Pharmacies per 10,000 inhab.More per capita: Nantes+18%2.481 in total2.16 in totalMore per capita: Nantes+18%
HospitalsMore facilities: Nantes+32331More facilities: Nantes+32

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

Education: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Primary schoolsMore schools: Nantes+13514712More schools: Nantes+135
Middle schoolsMore middle schools: Nantes+34373More middle schools: Nantes+34
High schoolsMore high schools: Nantes+34395More high schools: Nantes+34
Higher education institutions and programsMore facilities: Nantes+1011021More facilities: Nantes+101

Sources: Ministry of Education, INSEE, facilities database (BPE)

Recorded crime

Offenses recorded by the police

Recorded crime: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Home burglaries per 1,000 homesHigher rate: Saint-Sébastien-sur-Loire+39%6.38.8Higher rate: Saint-Sébastien-sur-Loire+39%
Non-violent thefts per 1,000 inhab.Higher rate: Nantes2.4 times as high17.57.3Higher rate: Nantes2.4 times as high
Physical violence outside the family per 1,000 inhab.Higher rate: Nantes2.2 times as high4.42.0Higher rate: Nantes2.2 times as high
Vehicle thefts per 1,000 inhab.Higher rate: Saint-Sébastien-sur-Loire+15%2.83.3Higher rate: Saint-Sébastien-sur-Loire+15%
Vandalism and property damage per 1,000 inhab.Higher rate: Nantes+42%8.86.2Higher rate: Nantes+42%

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)

Climate

Temperature, sunshine and rain

Climate: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Average temperatureWarmer: Saint-Sébastien-sur-Loire+0.1 °C12.7°C12.8°CWarmer: Saint-Sébastien-sur-Loire+0.1 °C
Sunshine h/yearTie1,8731,873Tie
Rainfall mm/yearWetter: Saint-Sébastien-sur-Loire+5%820859Wetter: Saint-Sébastien-sur-Loire+5%
Rainy days days/year at least 1 mmMore rainy days: Saint-Sébastien-sur-Loire+7 days/year120127More rainy days: Saint-Sébastien-sur-Loire+7 days/year
Frost days days/yearMore frost days: Saint-Sébastien-sur-Loire+6 days/year2935More frost days: Saint-Sébastien-sur-Loire+6 days/year
Very hot days days/year 30 °C or moreMore hot days: Saint-Sébastien-sur-Loire+6 days/year1218More hot days: Saint-Sébastien-sur-Loire+6 days/year

Climate normals from the reference Météo-France station of each commune. Source: Météo-France, climate normals

Natural hazards

Natural disasters and prevention

Natural hazards: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Natural disasters declared since 1982More declarations: Nantes+9167More declarations: Nantes+9
Natural hazard prevention plansMore plans: Nantes+121More plans: Nantes+1
Radon potentialSignificantLow, with aggravating factors

Sources: Géorisques (GASPAR), IRSN

Land

Area, terrain and administrative areas

Land: Nantes and Saint-Sébastien-sur-Loire compared
CriterionNantesSaint-Sébastien-sur-LoireDifference
Area km²Larger: Nantes5.6 times as high65.211.7Larger: Nantes5.6 times as high
Town hall elevationHigher: Saint-Sébastien-sur-Loire+6 m12 m18 mHigher: Saint-Sébastien-sur-Loire+6 m
Coastal communeSameNoNoSame
Density grid (INSEE)SameLarge urban centreLarge urban centreSame
DepartmentSameLoire-Atlantique (44)Loire-Atlantique (44)Same
IntercommunalitySameNantes MétropoleNantes MétropoleSame
Urban unitSameNantesNantesSame
Functional areaSameNantesNantesSame

Sources: IGN, IGN, elevation, Ministry for the Ecological Transition, Loi Littoral, INSEE, density grid, INSEE, COG, INSEE, geographic classifications

Summary

Nantes vs Saint-Sébastien-sur-Loire at a glance

Summary table: Nantes and Saint-Sébastien-sur-Loire
CriterionNantesSaint-Sébastien-sur-Loire
Population inhab.332,51529,151
Change over 10 years+12.0%+11.7%
Density per km²5,1012,500
Median apartment price €/m²3,6213,303
Median house price €/m²4,3983,655
Apartment rent €/m²14.513.6
Property tax (combined rate)53.37%53.84%
Median standard of living €/year26,72028,930
Unemployment rate (census)13.1%9.5%
Premises with fiber95%99%
Access to general practitioners visits/inhab./year4.74.7
Home burglaries per 1,000 homes6.38.8
Average temperature12.7°C12.8°C
Sunshine h/year1,8731,873
Area km²65.211.7

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FAQ

Nantes vs Saint-Sébastien-sur-Loire: your questions

Which is the larger city, Nantes or Saint-Sébastien-sur-Loire?

By population, Nantes: 332,515 inhabitants versus 29,151 for Saint-Sébastien-sur-Loire (official population figures in force on January 1, 2026). Nantes is the 6th largest city in France, Saint-Sébastien-sur-Loire the 304th. By area, Nantes is also the larger (65.2 km²).

How far is Nantes from Saint-Sébastien-sur-Loire?

Nantes and Saint-Sébastien-sur-Loire are 5.6 km apart as the crow flies, between the centers of the two communes, in the same department (Loire-Atlantique).

Where is real estate more expensive, in Nantes or Saint-Sébastien-sur-Loire?

To buy an apartment, Nantes is more expensive: €3,621 per m² (median price), versus €3,303 in Saint-Sébastien-sur-Loire (+10%). Median prices of sales over the last five years (DGFiP, DVF).

Where is the standard of living higher, in Nantes or Saint-Sébastien-sur-Loire?

In Saint-Sébastien-sur-Loire, half of the residents have a standard of living above €28,930 a year, versus €26,720 in Nantes (disposable income per consumption unit, INSEE).

Are Nantes and Saint-Sébastien-sur-Loire in the same department?

Yes: both towns are in Loire-Atlantique (44), in the Pays de la Loire region.

Official population figures in force on January 1, 2026. Source: INSEE, official population figures

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