Issou · report
Renovation in Issou
In 2024, 0% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2024
- 0%
Homes authorised in Issou: 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 |
|---|---|---|---|
| 2024 | 106 | — | 106 |
| 2023 | 1 | 3 | 4 |
| 2022 | 6 | 1 | 7 |
| 2018 | 1 | — | 1 |
| 2017 | 1 | — | 1 |
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 Issou
At the median sale price, a 90 m² home costs €233,190. With 10% down and a 30-year mortgage, the payment is €908 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 19%
- Payment, one income
- 39%
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
- €1,485
- Owning per month
- €859
Figures for Yvelines: Issou has no reliable figures of its own.
12.7% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 7,492
In 2022 the population grew by 202 while 4 homes were started: 50.5 new residents for every new home.
- New residents per new home, 2022
- 50.5
- Population change, 2022
- +202
4.3% of the 1,696 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 4.3%
- Empty homes
- 73