Guignen · report
Renovation in Guignen
In 2025, 34% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 34%
Homes authorised in Guignen: 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 | 39 | 20 | 59 |
| 2024 | 13 | 1 | 14 |
| 2023 | 5 | 4 | 9 |
| 2022 | 36 | 3 | 39 |
| 2021 | 28 | — | 28 |
| 2020 | 38 | 2 | 40 |
| 2019 | 64 | 1 | 65 |
| 2018 | 42 | — | 42 |
| 2017 | 19 | 3 | 22 |
| 2016 | 21 | 2 | 23 |
| 2015 | 19 | 2 | 21 |
| 2014 | 10 | 1 | 11 |
| 2013 | 14 | 3 | 17 |
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 Guignen
At the median sale price, a 90 m² home costs €205,920. With 10% down and a 30-year mortgage, the payment is €801 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 18%
- Payment, one income
- 36%
Figures for Ille-et-Vilaine: Guignen 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 26 while 30 homes were started: 0.9 new residents for every new home.
- New residents per new home, 2022
- 0.9
- Population change, 2022
- +26
7.1% of the 1,849 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 7.1%
- Empty homes
- 132