Marennes-Hiers-Brouage · report
Renovation in Marennes-Hiers-Brouage
In 2025, 23% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 23%
Homes authorised in Marennes-Hiers-Brouage: 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 | 17 | 5 | 22 |
| 2024 | 13 | 4 | 17 |
| 2023 | 46 | 3 | 49 |
| 2022 | 21 | 4 | 25 |
| 2021 | 43 | 2 | 45 |
| 2020 | 48 | 4 | 52 |
| 2019 | 18 | 8 | 26 |
| 2018 | 14 | 8 | 22 |
| 2017 | 25 | 4 | 29 |
| 2016 | 24 | 1 | 25 |
| 2015 | 13 | 4 | 17 |
| 2014 | 23 | — | 23 |
| 2013 | 21 | 2 | 23 |
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 Marennes-Hiers-Brouage
At the median sale price, a 90 m² home costs €222,840. With 10% down and a 30-year mortgage, the payment is €867 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 21%
- Payment, one income
- 42%
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
- €994
- Owning per month
- €880
Figures for Charente-Maritime: Marennes-Hiers-Brouage has no reliable figures of its own.
19.5% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 4,797
In 2022 the population grew by 15 while 26 homes were started: 0.6 new residents for every new home.
- New residents per new home, 2022
- 0.6
- Population change, 2022
- +15
7.9% of the 4,307 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 7.9%
- Empty homes
- 339