Saint-Aubin-des-Châteaux · report
Renovation in Saint-Aubin-des-Châteaux
In 2025, 86% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 86%
Homes authorised in Saint-Aubin-des-Châteaux: 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 | 1 | 6 | 7 |
| 2023 | 1 | — | 1 |
| 2021 | 3 | 10 | 13 |
| 2020 | 1 | — | 1 |
| 2019 | 6 | 1 | 7 |
| 2018 | 7 | 1 | 8 |
| 2017 | 1 | — | 1 |
| 2016 | 2 | 2 | 4 |
| 2015 | 3 | 2 | 5 |
| 2014 | 3 | 4 | 7 |
| 2013 | 8 | 1 | 9 |
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 Saint-Aubin-des-Châteaux
At the median sale price, a 90 m² home costs €139,050. With 10% down and a 30-year mortgage, the payment is €541 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 14%
- Payment, one income
- 27%
Figures for Loire-Atlantique: Saint-Aubin-des-Châteaux 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 fell by 5 while 1 homes were started.
- Homes started, 2022
- 1
- Population change, 2022
- −5
12.0% of the 841 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 12.0%
- Empty homes
- 101
Public bodies signed €311.7K of housing works here in 2025, and €341.1K since 2024.
- Signed in 2025
- €311.7K
- Per resident, 2025
- €179