Saint-Malo · report
Renovation in Saint-Malo
In 2025, 42% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 42%
Homes authorised in Saint-Malo: 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 | 137 | 101 | 238 |
| 2024 | 101 | 27 | 128 |
| 2023 | 570 | 40 | 610 |
| 2022 | 343 | 177 | 520 |
| 2021 | 988 | 192 | 1,180 |
| 2020 | 398 | 96 | 494 |
| 2019 | 771 | 63 | 834 |
| 2018 | 820 | 199 | 1,019 |
| 2017 | 804 | 16 | 820 |
| 2016 | 721 | 43 | 764 |
| 2015 | 423 | 19 | 442 |
| 2014 | 361 | 18 | 379 |
| 2013 | 625 | 50 | 675 |
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-Malo
At the median sale price, a 90 m² home costs €401,940. With 10% down and a 30-year mortgage, the payment is €1,564 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 35%
- Payment, one income
- 69%
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
- €1,226
- Owning per month
- €1,482
Figures for Ille-et-Vilaine: Saint-Malo 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 184 while 883 homes were started: 0.2 new residents for every new home.
- New residents per new home, 2022
- 0.2
- Population change, 2022
- +184
5.3% of the 38,206 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 5.3%
- Empty homes
- 2,012