Saint-Pierre-du-Perray · report
Renovation in Saint-Pierre-du-Perray
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 Saint-Pierre-du-Perray: 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 | 2 | 4 | 6 |
| 2024 | 33 | — | 33 |
| 2023 | 127 | — | 127 |
| 2022 | 168 | — | 168 |
| 2021 | 15 | 4 | 19 |
| 2020 | 8 | — | 8 |
| 2019 | 76 | — | 76 |
| 2018 | 173 | — | 173 |
| 2017 | 3 | — | 3 |
| 2016 | 202 | — | 202 |
| 2015 | 185 | 1 | 186 |
| 2014 | 7 | 2 | 9 |
| 2013 | 11 | 2 | 13 |
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 Saint-Pierre-du-Perray
At the median sale price, a 90 m² home costs €294,390. With 10% down and a 30-year mortgage, the payment is €1,146 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 23%
- Payment, one income
- 47%
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
- €1,598
- Owning per month
- €1,114
Figures for Essonne: Saint-Pierre-du-Perray 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 78 while 169 homes were started.
- Homes started, 2022
- 169
- Population change, 2022
- −78
2.4% of the 4,804 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 2.4%
- Empty homes
- 117