Cormeilles-en-Parisis · report
Renovation in Cormeilles-en-Parisis
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 Cormeilles-en-Parisis: 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 | 209 | 18 | 227 |
| 2024 | 299 | 10 | 309 |
| 2023 | 256 | 13 | 269 |
| 2022 | 881 | 2 | 883 |
| 2021 | 195 | 68 | 263 |
| 2020 | 173 | 3 | 176 |
| 2019 | 356 | 60 | 416 |
| 2018 | 64 | — | 64 |
| 2017 | 637 | 9 | 646 |
| 2016 | 583 | 4 | 587 |
| 2015 | 297 | 11 | 308 |
| 2014 | 38 | 12 | 50 |
| 2013 | 437 | 19 | 456 |
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 Cormeilles-en-Parisis
At the median sale price, a 90 m² home costs €397,980. With 10% down and a 30-year mortgage, the payment is €1,549 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 29%
- Payment, one income
- 57%
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
- €1,718
- Owning per month
- €1,474
Figures for Val-d'Oise: Cormeilles-en-Parisis has no reliable figures of its own.
32.3% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 4,869
In 2022 the population grew by 206 while 899 homes were started: 0.2 new residents for every new home.
- New residents per new home, 2022
- 0.2
- Population change, 2022
- +206
6.5% of the 11,839 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 6.5%
- Empty homes
- 772