Mordelles · report
Renovation in Mordelles
In 2025, 45% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 45%
Homes authorised in Mordelles: 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 | 28 | 23 | 51 |
| 2024 | 73 | 2 | 75 |
| 2023 | 228 | 3 | 231 |
| 2022 | 130 | 3 | 133 |
| 2021 | 21 | — | 21 |
| 2020 | 50 | 3 | 53 |
| 2019 | 230 | 21 | 251 |
| 2018 | 26 | — | 26 |
| 2017 | 4 | — | 4 |
| 2016 | 111 | — | 111 |
| 2015 | 34 | — | 34 |
| 2014 | 3 | — | 3 |
| 2013 | 25 | 3 | 28 |
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 Mordelles
At the median sale price, a 90 m² home costs €255,690. With 10% down and a 30-year mortgage, the payment is €995 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 22%
- Payment, one income
- 44%
Owning a 90 m² apartment costs less each month than renting 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
- €1,138
- Owning per month
- €972
Figures for Ille-et-Vilaine: Mordelles 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 80 while 21 homes were started: 3.8 new residents for every new home.
- New residents per new home, 2022
- 3.8
- Population change, 2022
- +80
4.1% of the 3,975 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 4.1%
- Empty homes
- 163
Public bodies signed €926.9K of housing works here in 2025, and €926.9K since 2024.
- Signed in 2025
- €926.9K
- Per resident, 2025
- €117