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Boulogne-sur-Mer · report

Empty homes in Boulogne-sur-Mer

8.5% of the 23,483 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.

Empty, 2023 census
8.5%
Empty homes
1,992

Empty homes in Boulogne-sur-Mer, census by census

Share of homes standing empty at each census, against the wider areas.

  • Boulogne-sur-Mer
  • Pas-de-Calais
  • France
Show the numbers
CensusBoulogne-sur-MerPas-de-CalaisFrance
20238.5%7.0%7.8%
201712.9%7.7%8.2%
201210.3%6.5%7.6%
20077.2%5.0%6.5%
19996.9%4.5%6.9%
19908.7%6.3%7.2%
19824.6%6.3%7.6%
19754.8%4.8%7.7%
19684.8%4.4%6.6%

Against the wider area

Share of homes standing empty in the 2023 census.

AreaEmpty
Boulogne-sur-Mer8.5%
Pas-de-Calais7.0%
France7.8%

INSEE counts a home as vacant when nobody lives in it: for sale, to let, already let or sold but not yet occupied, awaiting repair, or kept empty. Second homes are counted apart and are not included. The latest census is the rolling survey of 2021 to 2025.

Other reports for Boulogne-sur-Mer

At the median sale price, a 90 m² home costs €150,750. With 10% down and a 30-year mortgage, the payment is €587 a month. The HCSF caps it at 35% of a household's income.

Payment, two incomes
18%
Payment, one income
36%

Owning a 90 m² apartment costs less each month than renting it. Owning counts interest, running costs and the return the deposit could earn, at apartments' median sale price; rent is the asking rent. Repaying the loan is saving, so it is left out.

Rent per month
€1,031
Owning per month
€559

Figures for Pas-de-Calais: Boulogne-sur-Mer has no reliable figures of its own.

11.4% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.

Licensed, 12 months
6,067

In 2022 the population fell by 500 while 92 homes were started.

Homes started, 2022
92
Population change, 2022
−500

In 2025, 64% of the homes authorised were in existing buildings: conversions, extensions and changes of use.

Homes in existing buildings, 2025
64%