Treize-Septiers · report
Renovation in Treize-Septiers
In 2025, 10% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 10%
Homes authorised in Treize-Septiers: 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 | 28 | 3 | 31 |
| 2024 | 16 | — | 16 |
| 2023 | 19 | 6 | 25 |
| 2022 | 15 | — | 15 |
| 2021 | 55 | 6 | 61 |
| 2020 | 35 | 1 | 36 |
| 2019 | 25 | 1 | 26 |
| 2018 | 12 | 3 | 15 |
| 2017 | 7 | 1 | 8 |
| 2016 | 14 | 4 | 18 |
| 2015 | 20 | 2 | 22 |
| 2014 | 18 | 1 | 19 |
| 2013 | 19 | 1 | 20 |
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 Treize-Septiers
At the median sale price, a 90 m² home costs €183,510. With 10% down and a 30-year mortgage, the payment is €714 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 17%
- Payment, one income
- 33%
Figures for Vendée: Treize-Septiers has no reliable figures of its own.
16.8% more homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 8,026
In 2022 the population grew by 55 while 32 homes were started: 1.7 new residents for every new home.
- New residents per new home, 2022
- 1.7
- Population change, 2022
- +55
3.3% of the 1,446 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 3.3%
- Empty homes
- 48