Isère · report
Renovation in Isère
In 2025, 15% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 15%
Homes authorised in Isère: 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 | 6,705 | 1,154 | 7,859 |
| 2024 | 5,295 | 999 | 6,294 |
| 2023 | 5,500 | 1,236 | 6,736 |
| 2022 | 9,032 | 1,402 | 10,434 |
| 2021 | 9,433 | 1,155 | 10,588 |
| 2020 | 6,645 | 833 | 7,478 |
| 2019 | 9,518 | 1,104 | 10,622 |
| 2018 | 8,108 | 1,094 | 9,202 |
| 2017 | 9,745 | 782 | 10,527 |
| 2016 | 7,593 | 823 | 8,416 |
| 2015 | 5,655 | 646 | 6,301 |
| 2014 | 6,793 | 756 | 7,549 |
| 2013 | 7,880 | 899 | 8,779 |
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 Isère
At the median sale price, a 90 m² home costs €238,590. With 10% down and a 30-year mortgage, the payment is €929 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 20%
- Payment, one income
- 41%
31.7% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 6,432
- Per 1,000 residents
- 5.0
In 2022 the population grew by 7,610 while 6,663 homes were started: 1.1 new residents for every new home.
- New residents per new home, 2022
- 1.1
- Population change, 2022
- +7,610
7.6% of the 688,508 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 7.6%
- Empty homes
- 52,268
Public bodies signed €8M of housing works here in 2025, and €8M since 2024.
- Signed in 2025
- €8M
- Per resident, 2025
- €6