Challans · report
Renovation in Challans
In 2025, 5% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 5%
Homes authorised in Challans: 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 | 382 | 22 | 404 |
| 2024 | 266 | 20 | 286 |
| 2023 | 260 | 7 | 267 |
| 2022 | 751 | 21 | 772 |
| 2021 | 270 | 23 | 293 |
| 2020 | 197 | 21 | 218 |
| 2019 | 202 | 12 | 214 |
| 2018 | 463 | 13 | 476 |
| 2017 | 300 | 41 | 341 |
| 2016 | 263 | 3 | 266 |
| 2015 | 161 | 6 | 167 |
| 2014 | 176 | 5 | 181 |
| 2013 | 166 | 5 | 171 |
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 Challans
At the median sale price, a 90 m² home costs €236,430. With 10% down and a 30-year mortgage, the payment is €920 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
- €1,172
- Owning per month
- €900
Figures for Vendée: Challans 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 53 while 358 homes were started: 0.1 new residents for every new home.
- New residents per new home, 2022
- 0.1
- Population change, 2022
- +53
6.3% of the 12,452 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 6.3%
- Empty homes
- 784