Largest City in France

2026 comparison

Boulogne-sur-Mer vs Dunkerque: 2026 comparison

Dunkerque has more inhabitants than Boulogne-sur-Mer: 87,442 versus 40,924, or 2.1 times as many. Dunkerque covers a larger area (43.9 km² versus 8.4 km²), but Boulogne-sur-Mer is more densely populated: 4,860 inhabitants per km² versus 1,992.

The median apartment price is higher in Dunkerque: €2,144 per m² versus €1,613. The median standard of living is higher in Dunkerque (€22,790 a year versus €19,800).

The two cities are 61 km apart as the crow flies.

Boulogne-sur-MerDunkerque
Boulogne-sur-MerDunkerque61 km as the crow flies

Boulogne-sur-Mer

City in Pas-de-Calais

Pas-de-Calais62Hauts-de-France

Population
40,924 inhab.
198th in France · 3rd in its department
Area
8.4 km²
Density
4,860 per km²
Full profile of Boulogne-sur-Mer

Dunkerque

City in Nord

Nord59Hauts-de-France

Population
87,442 inhab.
54th in France · 4th in its department
Area
43.9 km²
Density
1,992 per km²
Full profile of Dunkerque

Population

Population and demographics

Municipal population since 1876

Boulogne-sur-MerDunkerque

Population: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Population inhab.More populous: Dunkerque2.1 times as high40,92487,442More populous: Dunkerque2.1 times as high
Change over 5 yearsSmaller decline: Boulogne-sur-Mer+0.4 pt−0.3%−0.7%Smaller decline: Boulogne-sur-Mer+0.4 pt
Change over 10 yearsSmaller decline: Dunkerque+0.7 pt−4.7%−4.0%Smaller decline: Dunkerque+0.7 pt
Density per km²Denser: Boulogne-sur-Mer2.4 times as high4,8601,992Denser: Boulogne-sur-Mer2.4 times as high
Under 15More young people: Boulogne-sur-Mer+0.3 pt16.6%16.3%More young people: Boulogne-sur-Mer+0.3 pt
65 and overMore seniors: Dunkerque+2.6 pts20.2%22.8%More seniors: Dunkerque+2.6 pts
People per householdLarger households: Dunkerque+0.091.922.01Larger households: Dunkerque+0.09

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

Housing

Real estate prices and housing

Housing: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Median apartment price €/m²More expensive: Dunkerque+33%1,6132,144More expensive: Dunkerque+33%
Median house price €/m²More expensive: Dunkerque+20%1,6101,939More expensive: Dunkerque+20%
Apartment rent €/m² per month, utilities includedMore expensive: Dunkerque+18%11.513.5More expensive: Dunkerque+18%
House rent €/m² per month, utilities includedMore expensive: Dunkerque+17%9.511.1More expensive: Dunkerque+17%
Homeowner householdsMore homeowners: Dunkerque+15 pts30.0%45.5%More homeowners: Dunkerque+15 pts
Share of housesMore houses: Dunkerque+14 pts26.4%40.7%More houses: Dunkerque+14 pts
Social housing (SRU law) share of primary residences38.1%—
Second homesMore second homes: Boulogne-sur-Mer+0.1 pt4.0%3.9%More second homes: Boulogne-sur-Mer+0.1 pt
Vacant homesMore vacant homes: Boulogne-sur-Mer+1.6 pt8.5%6.9%More vacant homes: Boulogne-sur-Mer+1.6 pt
Property tax (combined rate)Higher rate: Boulogne-sur-Mer+6.1 pts57.59%51.49%Higher rate: Boulogne-sur-Mer+6.1 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

Income and jobs: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Median standard of living €/yearHigher: Dunkerque+15%19,80022,790Higher: Dunkerque+15%
Poverty rateHigher: Boulogne-sur-Mer+7.8 pts30.5%22.7%Higher: Boulogne-sur-Mer+7.8 pts
Average taxable income per householdHigher: Dunkerque+27%€20,197€25,682Higher: Dunkerque+27%
Households paying income taxMore taxpaying households: Dunkerque+6.8 pts34%40%More taxpaying households: Dunkerque+6.8 pts
Activity rate (ages 15-64)Higher: Dunkerque+1.7 pt70.5%72.1%Higher: Dunkerque+1.7 pt
Unemployment rate (census)Higher: Boulogne-sur-Mer+3.7 pts21.6%17.9%Higher: Boulogne-sur-Mer+3.7 pts

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

Local life

Town hall and fiber internet

Local life: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
MayorFrédéric CuvillierPatrice Vergriete
Political label of the mayor’s list (2026 local elections)Socialist Partymiscellaneous centre
Premises with fiberBetter covered: Boulogne-sur-Mer+6.3 pts100%93%Better covered: Boulogne-sur-Mer+6.3 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: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Shops per 10,000 inhab.More shops per capita: Boulogne-sur-Mer+4%62.1254 in total59.8523 in totalMore shops per capita: Boulogne-sur-Mer+4%
Food shops per 10,000 inhab.More per capita: Boulogne-sur-Mer+33%23.797 in total17.8156 in totalMore per capita: Boulogne-sur-Mer+33%
Restaurants per 10,000 inhab.More per capita: Boulogne-sur-Mer+4%38.9159 in total37.3326 in totalMore per capita: Boulogne-sur-Mer+4%
Sports facilities per 10,000 inhab.More per capita: Dunkerque+23%14.258 in total17.5153 in totalMore per capita: Dunkerque+23%
Cultural venues per 10,000 inhab.More per capita: Boulogne-sur-Mer+46%3.213 in total2.219 in totalMore per capita: Boulogne-sur-Mer+46%
Hotels per 10,000 inhab.More per capita: Boulogne-sur-Mer+42%2.410 in total1.715 in totalMore per capita: Boulogne-sur-Mer+42%
Passenger train stationsMore stations: Boulogne-sur-Mer+121More stations: Boulogne-sur-Mer+1

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

Health

Health care

Health: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Access to general practitioners visits/inhab./year localized potential accessibilityBetter access: Boulogne-sur-Mer+32%4.73.5Better access: Boulogne-sur-Mer+32%
General practitioners per 10,000 inhab.More per capita: Boulogne-sur-Mer+17%9.840 in total8.373 in totalMore per capita: Boulogne-sur-Mer+17%
Medical specialists per 10,000 inhab.More per capita: Dunkerque+55%8.836 in total13.6119 in totalMore per capita: Dunkerque+55%
Dentists per 10,000 inhab.More per capita: Dunkerque+34%5.422 in total7.263 in totalMore per capita: Dunkerque+34%
Pharmacies per 10,000 inhab.More per capita: Boulogne-sur-Mer+4%4.418 in total4.237 in totalMore per capita: Boulogne-sur-Mer+4%
HospitalsTie77Tie

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: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Primary schoolsMore schools: Dunkerque+282452More schools: Dunkerque+28
Middle schoolsMore middle schools: Dunkerque+5813More middle schools: Dunkerque+5
High schoolsMore high schools: Dunkerque+8412More high schools: Dunkerque+8
Higher education institutions and programsMore facilities: Dunkerque+459More facilities: Dunkerque+4

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

Recorded crime

Offenses recorded by the police

Recorded crime: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Home burglaries per 1,000 homesHigher rate: Boulogne-sur-Mer+88%8.04.3Higher rate: Boulogne-sur-Mer+88%
Non-violent thefts per 1,000 inhab.Higher rate: Dunkerque+4%10.010.5Higher rate: Dunkerque+4%
Physical violence outside the family per 1,000 inhab.Higher rate: Boulogne-sur-Mer+82%8.94.9Higher rate: Boulogne-sur-Mer+82%
Vehicle thefts per 1,000 inhab.Higher rate: Dunkerque+40%1.11.5Higher rate: Dunkerque+40%
Vandalism and property damage per 1,000 inhab.Higher rate: Boulogne-sur-Mer+45%17.111.8Higher rate: Boulogne-sur-Mer+45%

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: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Average temperatureWarmer: Dunkerque+0.5 °C11.2°C11.7°CWarmer: Dunkerque+0.5 °C
Sunshine h/year1,710—
Rainfall mm/yearWetter: Boulogne-sur-Mer+19%825691Wetter: Boulogne-sur-Mer+19%
Rainy days days/year at least 1 mmMore rainy days: Boulogne-sur-Mer+6 days/year127121More rainy days: Boulogne-sur-Mer+6 days/year
Frost days days/yearMore frost days: Boulogne-sur-Mer+2 days/year1917More frost days: Boulogne-sur-Mer+2 days/year
Very hot days days/year 30 °C or moreTie22Tie

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

Natural hazards

Natural disasters and prevention

Natural hazards: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Natural disasters declared since 1982More declarations: Dunkerque+12526More declarations: Dunkerque+1
Natural hazard prevention plansMore plans: Boulogne-sur-Mer+121More plans: Boulogne-sur-Mer+1
Radon potentialSameLowLowSame

Sources: Géorisques (GASPAR), IRSN

Land

Area, terrain and administrative areas

Land: Boulogne-sur-Mer and Dunkerque compared
CriterionBoulogne-sur-MerDunkerqueDifference
Area km²Larger: Dunkerque5.2 times as high8.4243.9Larger: Dunkerque5.2 times as high
Town hall elevationHigher: Boulogne-sur-Mer+44 m51 m7 mHigher: Boulogne-sur-Mer+44 m
Coastal communeSameYes (sea)Yes (sea)Same
Density grid (INSEE)SameLarge urban centreLarge urban centreSame
DepartmentPas-de-Calais (62)Nord (59)
IntercommunalityCommunauté d'agglomération du BoulonnaisCommunauté urbaine de Dunkerque
Urban unitBoulogne-sur-MerDunkerque
Functional areaBoulogne-sur-MerDunkerque

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

Summary

Boulogne-sur-Mer vs Dunkerque at a glance

Summary table: Boulogne-sur-Mer and Dunkerque
CriterionBoulogne-sur-MerDunkerque
Population inhab.40,92487,442
Change over 10 years−4.7%−4.0%
Density per km²4,8601,992
Median apartment price €/m²1,6132,144
Median house price €/m²1,6101,939
Apartment rent €/m²11.513.5
Property tax (combined rate)57.59%51.49%
Median standard of living €/year19,80022,790
Unemployment rate (census)21.6%17.9%
Premises with fiber100%93%
Access to general practitioners visits/inhab./year4.73.5
Home burglaries per 1,000 homes8.04.3
Average temperature11.2°C11.7°C
Sunshine h/year1,710—
Area km²8.4243.9

More comparisons

Compare with other towns

Compare two other towns

FAQ

Boulogne-sur-Mer vs Dunkerque: your questions

Which is the larger city, Boulogne-sur-Mer or Dunkerque?

By population, Dunkerque: 87,442 inhabitants versus 40,924 for Boulogne-sur-Mer (official population figures in force on January 1, 2026). Dunkerque is the 54th largest city in France, Boulogne-sur-Mer the 198th. By area, Dunkerque is also the larger (43.9 km²).

How far is Boulogne-sur-Mer from Dunkerque?

Boulogne-sur-Mer and Dunkerque are 61 km apart as the crow flies, between the centers of the two communes.

Where is real estate more expensive, in Boulogne-sur-Mer or Dunkerque?

To buy an apartment, Dunkerque is more expensive: €2,144 per m² (median price), versus €1,613 in Boulogne-sur-Mer (+33%). Median prices of sales over the last five years (DGFiP, DVF).

Where is the standard of living higher, in Boulogne-sur-Mer or Dunkerque?

In Dunkerque, half of the residents have a standard of living above €22,790 a year, versus €19,800 in Boulogne-sur-Mer (disposable income per consumption unit, INSEE).

Are Boulogne-sur-Mer and Dunkerque in the same department?

No: Boulogne-sur-Mer is in Pas-de-Calais (62), and Dunkerque in Nord (59), both in the Hauts-de-France region.

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

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