La Chapelle-sur-Erdre · report
Renovation in La Chapelle-sur-Erdre
In 2025, 8% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 8%
Homes authorised in La Chapelle-sur-Erdre: 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 | 22 | 2 | 24 |
| 2024 | 122 | 5 | 127 |
| 2023 | 151 | 5 | 156 |
| 2022 | 229 | 11 | 240 |
| 2021 | 308 | 53 | 361 |
| 2020 | 73 | 2 | 75 |
| 2019 | 141 | 12 | 153 |
| 2018 | 173 | — | 173 |
| 2017 | 63 | 4 | 67 |
| 2016 | 192 | 3 | 195 |
| 2015 | 88 | 1 | 89 |
| 2014 | 83 | — | 83 |
| 2013 | 168 | 3 | 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 La Chapelle-sur-Erdre
At the median sale price, a 90 m² home costs €302,850. With 10% down and a 30-year mortgage, the payment is €1,179 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 22%
- Payment, one income
- 45%
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
- €1,247
- Owning per month
- €1,088
Figures for Loire-Atlantique: La Chapelle-sur-Erdre 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 207 while 258 homes were started: 0.8 new residents for every new home.
- New residents per new home, 2022
- 0.8
- Population change, 2022
- +207
3.1% of the 9,230 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 3.1%
- Empty homes
- 288