Bayonne · report
Renovation in Bayonne
In 2025, 8% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 8%
Homes authorised in Bayonne: 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 | 542 | 44 | 586 |
| 2024 | 319 | 51 | 370 |
| 2023 | 402 | 32 | 434 |
| 2022 | 393 | 54 | 447 |
| 2021 | 198 | 173 | 371 |
| 2020 | 276 | 261 | 537 |
| 2019 | 125 | 63 | 188 |
| 2018 | 488 | 16 | 504 |
| 2017 | 470 | 162 | 632 |
| 2016 | 482 | 44 | 526 |
| 2015 | 25 | 60 | 85 |
| 2014 | 954 | 122 | 1,076 |
| 2013 | 1,158 | 148 | 1,306 |
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 Bayonne
At the median sale price, a 90 m² home costs €362,340. With 10% down and a 30-year mortgage, the payment is €1,410 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 34%
- Payment, one income
- 68%
Renting a 90 m² apartment costs less each month than owning 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
- €1,241
- Owning per month
- €1,311
Figures for Pyrénées-Atlantiques: Bayonne has no reliable figures of its own.
11.9% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 4,512
In 2022 the population grew by 994 while 336 homes were started: 3.0 new residents for every new home.
- New residents per new home, 2022
- 3.0
- Population change, 2022
- +994
4.7% of the 33,178 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 4.7%
- Empty homes
- 1,546