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Rosny-sous-Bois · report

Empty homes in Rosny-sous-Bois

9.9% of the 22,827 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.

Empty, 2023 census
9.9%
Empty homes
2,263

Empty homes in Rosny-sous-Bois, census by census

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

  • Rosny-sous-Bois
  • Seine-Saint-Denis
  • France
Show the numbers
CensusRosny-sous-BoisSeine-Saint-DenisFrance
20239.9%6.0%7.8%
20177.2%5.8%8.2%
20126.3%5.4%7.6%
20075.1%5.0%6.5%
19996.2%8.4%6.9%
19905.6%6.0%7.2%
19826.0%7.0%7.6%
19755.5%7.3%7.7%
19684.4%4.4%6.6%

Against the wider area

Share of homes standing empty in the 2023 census.

AreaEmpty
Rosny-sous-Bois9.9%
Seine-Saint-Denis6.0%
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 Rosny-sous-Bois

At the median sale price, a 90 m² home costs €347,580. With 10% down and a 30-year mortgage, the payment is €1,353 a month. The HCSF caps it at 35% of a household's income.

Payment, two incomes
33%
Payment, one income
67%

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
€1,858
Owning per month
€1,244

Figures for Seine-Saint-Denis: Rosny-sous-Bois has no reliable figures of its own.

10.1% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.

Licensed, 12 months
11,995

In 2022 the population grew by 1,233 while 670 homes were started: 1.8 new residents for every new home.

New residents per new home, 2022
1.8
Population change, 2022
+1,233

In 2025, 2% of the homes authorised were in existing buildings: conversions, extensions and changes of use.

Homes in existing buildings, 2025
2%