Groisy · report
Renovation in Groisy
In 2025, 5% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 5%
Homes authorised in Groisy: 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 | 40 | 2 | 42 |
| 2024 | 34 | 28 | 62 |
| 2022 | 28 | 3 | 31 |
| 2021 | 55 | 7 | 62 |
| 2020 | 41 | 17 | 58 |
| 2019 | 29 | 9 | 38 |
| 2018 | 17 | 9 | 26 |
| 2017 | 17 | 1 | 18 |
| 2016 | 21 | 45 | 66 |
| 2015 | 76 | 3 | 79 |
| 2014 | 62 | 6 | 68 |
| 2013 | 6 | — | 6 |
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 Groisy
At the median sale price, a 90 m² home costs €438,390. With 10% down and a 30-year mortgage, the payment is €1,706 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 27%
- Payment, one income
- 54%
Renting a 90 m² apartment costs less each month than owning 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
- €1,521
- Owning per month
- €1,683
Figures for Haute-Savoie: Groisy has no reliable figures of its own.
19.9% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 8,917
In 2022 the population grew by 38 while 20 homes were started: 1.9 new residents for every new home.
- New residents per new home, 2022
- 1.9
- Population change, 2022
- +38
3.1% of the 1,842 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 3.1%
- Empty homes
- 58