Aulnay-sous-Bois · report
Renovation in Aulnay-sous-Bois
In 2025, 3% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 3%
Homes authorised in Aulnay-sous-Bois: new buildings and existing ones
Dwellings authorised each year, by the year the permit was granted: in new buildings, and by works on existing buildings (conversions, extensions, changes of use). SDES Sitadel.
- Existing buildings
- New buildings
Show the numbers
| Year | New buildings | Existing buildings | Total |
|---|---|---|---|
| 2025 | 173 | 5 | 178 |
| 2024 | 210 | 8 | 218 |
| 2023 | 2,007 | 18 | 2,025 |
| 2022 | 354 | 15 | 369 |
| 2021 | 387 | 9 | 396 |
| 2020 | 143 | 16 | 159 |
| 2019 | 244 | 27 | 271 |
| 2018 | 210 | 11 | 221 |
| 2017 | 418 | 149 | 567 |
| 2016 | 263 | 23 | 286 |
| 2015 | 373 | 11 | 384 |
| 2014 | 224 | 7 | 231 |
| 2013 | 371 | 10 | 381 |
Only permits that create dwellings are listed, so renovation that adds no home (refurbishing, insulating, re-roofing) is not counted. A permit is permission to build, not a finished home. The current year is left out until it is complete.
Other reports for Aulnay-sous-Bois
At the median sale price, a 90 m² home costs €301,140. With 10% down and a 30-year mortgage, the payment is €1,172 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 34%
- 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
- €1,751
- Owning per month
- €1,051
Figures for Seine-Saint-Denis: Aulnay-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 1,239 while 237 homes were started: 5.2 new residents for every new home.
- New residents per new home, 2022
- 5.2
- Population change, 2022
- +1,239
4.2% of the 33,235 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 4.2%
- Empty homes
- 1,387