Saint-Lyphard · report
Renovation in Saint-Lyphard
In 2025, 16% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 16%
Homes authorised in Saint-Lyphard: 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 | 27 | 5 | 32 |
| 2024 | 24 | 1 | 25 |
| 2023 | 23 | 4 | 27 |
| 2022 | 125 | 4 | 129 |
| 2021 | 30 | 9 | 39 |
| 2020 | 34 | 7 | 41 |
| 2019 | 50 | — | 50 |
| 2018 | 32 | 2 | 34 |
| 2017 | 37 | — | 37 |
| 2016 | 40 | 1 | 41 |
| 2015 | 20 | 1 | 21 |
| 2014 | 39 | 1 | 40 |
| 2013 | 23 | 4 | 27 |
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-Lyphard
At the median sale price, a 90 m² home costs €265,320. With 10% down and a 30-year mortgage, the payment is €1,033 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 23%
- Payment, one income
- 45%
Figures for Loire-Atlantique: Saint-Lyphard has no reliable figures of its own.
13.1% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 10,457
In 2022 the population grew by 58 while 62 homes were started: 0.9 new residents for every new home.
- New residents per new home, 2022
- 0.9
- Population change, 2022
- +58
4.0% of the 2,326 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 4.0%
- Empty homes
- 94