Cassis · report
Renovation in Cassis
In 2025, 29% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 29%
Homes authorised in Cassis: 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 | 10 | 4 | 14 |
| 2024 | 20 | 5 | 25 |
| 2023 | 34 | 3 | 37 |
| 2022 | 28 | 4 | 32 |
| 2021 | 5 | 5 | 10 |
| 2020 | 4 | 4 | 8 |
| 2019 | 40 | 3 | 43 |
| 2018 | 14 | 3 | 17 |
| 2017 | 17 | 6 | 23 |
| 2016 | 23 | 4 | 27 |
| 2015 | 38 | — | 38 |
| 2014 | 9 | 3 | 12 |
| 2013 | 12 | 4 | 16 |
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 Cassis
At the median sale price, a 90 m² home costs €687,510. With 10% down and a 30-year mortgage, the payment is €2,676 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 51%
- Payment, one income
- 102%
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
- €1,904
- Owning per month
- €2,305
Figures for Bouches-du-Rhône: Cassis has no reliable figures of its own.
24.5% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 8,951
In 2022 the population fell by 45 while 6 homes were started.
- Homes started, 2022
- 6
- Population change, 2022
- −45
6.5% of the 6,185 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 6.5%
- Empty homes
- 402