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Boulogne-Billancourt · report

Empty homes in Boulogne-Billancourt

7.2% of the 68,389 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.

Empty, 2023 census
7.2%
Empty homes
4,921

Empty homes in Boulogne-Billancourt, census by census

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

  • Boulogne-Billancourt
  • Hauts-de-Seine
  • France
Show the numbers
CensusBoulogne-BillancourtHauts-de-SeineFrance
20237.2%6.8%7.8%
20176.8%6.7%8.2%
20126.7%6.2%7.6%
20076.9%6.4%6.5%
19998.5%8.4%6.9%
19908.3%6.6%7.2%
19826.4%6.3%7.6%
19755.8%5.8%7.7%
19683.8%4.2%6.6%

Against the wider area

Share of homes standing empty in the 2023 census.

AreaEmpty
Boulogne-Billancourt7.2%
Hauts-de-Seine6.8%
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-Billancourt

At the median sale price, a 90 m² home costs €751,860. With 10% down and a 30-year mortgage, the payment is €2,926 a month. The HCSF caps it at 35% of a household's income.

Payment, two incomes
44%
Payment, one income
88%

Owning and renting a 90 m² apartment cost about the same each month. 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
€2,676
Owning per month
€2,744

Figures for Hauts-de-Seine: Boulogne-Billancourt has no reliable figures of its own.

2.7% more homes were licensed for construction in the last 12 months than in an average year of the past decade.

Licensed, 12 months
12,666

In 2022 the population fell by 1,186 while 290 homes were started.

Homes started, 2022
290
Population change, 2022
−1,186

In 2025, 43% of the homes authorised were in existing buildings: conversions, extensions and changes of use.

Homes in existing buildings, 2025
43%