Savenay · report
Renovation in Savenay
In 2025, 59% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 59%
Homes authorised in Savenay: 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 | 64 | 91 | 155 |
| 2024 | 11 | 3 | 14 |
| 2023 | 151 | 28 | 179 |
| 2022 | 75 | 8 | 83 |
| 2021 | 261 | 9 | 270 |
| 2020 | 99 | 11 | 110 |
| 2019 | 23 | 9 | 32 |
| 2018 | 65 | 1 | 66 |
| 2017 | 107 | 9 | 116 |
| 2016 | 121 | 1 | 122 |
| 2015 | 35 | 1 | 36 |
| 2014 | 97 | — | 97 |
| 2013 | 74 | 2 | 76 |
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 Savenay
At the median sale price, a 90 m² home costs €258,390. With 10% down and a 30-year mortgage, the payment is €1,006 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 21%
- Payment, one income
- 43%
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
- €1,183
- Owning per month
- €914
Figures for Loire-Atlantique: Savenay has no reliable figures of its own.
13.1% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 10,457
In 2022 the population grew by 78 while 98 homes were started: 0.8 new residents for every new home.
- New residents per new home, 2022
- 0.8
- Population change, 2022
- +78
7.5% of the 4,107 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 7.5%
- Empty homes
- 307
Public bodies signed €236.1K of housing works here in 2024, and €236.1K since 2024.
- Signed in 2024
- €236.1K
- Per resident, 2024
- €25