Dieppe · report
Renovation in Dieppe
In 2025, 4% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 4%
Homes authorised in Dieppe: 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 | 400 | 16 | 416 |
| 2024 | 76 | 25 | 101 |
| 2023 | 23 | 28 | 51 |
| 2022 | 49 | 27 | 76 |
| 2021 | 13 | 24 | 37 |
| 2020 | 64 | 9 | 73 |
| 2019 | 242 | 5 | 247 |
| 2018 | 44 | 34 | 78 |
| 2017 | 111 | 12 | 123 |
| 2016 | 32 | 24 | 56 |
| 2015 | 186 | 10 | 196 |
| 2014 | 54 | 106 | 160 |
| 2013 | 76 | 37 | 113 |
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 Dieppe
At the median sale price, a 90 m² home costs €204,750. With 10% down and a 30-year mortgage, the payment is €797 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 23%
- Payment, one income
- 45%
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
- €1,159
- Owning per month
- €753
Figures for Seine-Maritime: Dieppe has no reliable figures of its own.
25.8% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 4,738
In 2022 the population fell by 103 while 13 homes were started.
- Homes started, 2022
- 13
- Population change, 2022
- −103
11.4% of the 19,808 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 11.4%
- Empty homes
- 2,256