Viry-Châtillon · report
Renovation in Viry-Châtillon
In 2025, 67% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 67%
Homes authorised in Viry-Châtillon: 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 | 1 | 2 | 3 |
| 2024 | 3 | — | 3 |
| 2023 | 376 | — | 376 |
| 2022 | 65 | 4 | 69 |
| 2021 | 65 | 4 | 69 |
| 2020 | 7 | — | 7 |
| 2019 | 53 | 2 | 55 |
| 2018 | 80 | 11 | 91 |
| 2017 | 166 | 4 | 170 |
| 2016 | 91 | 1 | 92 |
| 2015 | 128 | — | 128 |
| 2014 | 16 | 16 | 32 |
| 2013 | 148 | 39 | 187 |
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 Viry-Châtillon
At the median sale price, a 90 m² home costs €268,470. With 10% down and a 30-year mortgage, the payment is €1,045 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 26%
- Payment, one income
- 51%
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
- €1,523
- Owning per month
- €887
Figures for Essonne: Viry-Châtillon has no reliable figures of its own.
33.7% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 5,659
In 2022 the population fell by 274 while 3 homes were started.
- Homes started, 2022
- 3
- Population change, 2022
- −274
11.1% of the 15,053 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 11.1%
- Empty homes
- 1,676