Retiers · report
Renovation in Retiers
In 2025, 38% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 38%
Homes authorised in Retiers: 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 | 18 | 11 | 29 |
| 2024 | 18 | 12 | 30 |
| 2023 | 62 | 5 | 67 |
| 2022 | 14 | 3 | 17 |
| 2021 | 23 | 8 | 31 |
| 2020 | 16 | 2 | 18 |
| 2019 | 17 | — | 17 |
| 2018 | 16 | 3 | 19 |
| 2017 | 25 | 5 | 30 |
| 2016 | 25 | 2 | 27 |
| 2015 | 15 | — | 15 |
| 2014 | 17 | — | 17 |
| 2013 | 37 | 2 | 39 |
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 Retiers
At the median sale price, a 90 m² home costs €174,960. With 10% down and a 30-year mortgage, the payment is €681 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 16%
- Payment, one income
- 32%
Figures for Ille-et-Vilaine: Retiers has no reliable figures of its own.
17.6% more homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 12,128
In 2022 the population grew by 13 while 22 homes were started: 0.6 new residents for every new home.
- New residents per new home, 2022
- 0.6
- Population change, 2022
- +13
8.2% of the 2,128 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 8.2%
- Empty homes
- 175