Seclin · report
Renovation in Seclin
In 2025, 97% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 97%
Homes authorised in Seclin: 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 | 1 | 33 | 34 |
| 2024 | 155 | 54 | 209 |
| 2023 | 8 | 9 | 17 |
| 2022 | 45 | 12 | 57 |
| 2021 | 61 | 5 | 66 |
| 2020 | 159 | 8 | 167 |
| 2019 | 226 | 1 | 227 |
| 2018 | 373 | 16 | 389 |
| 2017 | 4 | 34 | 38 |
| 2016 | 147 | 14 | 161 |
| 2015 | 42 | 4 | 46 |
| 2014 | 4 | — | 4 |
| 2013 | 327 | 9 | 336 |
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 Seclin
At the median sale price, a 90 m² home costs €220,770. With 10% down and a 30-year mortgage, the payment is €859 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 21%
- Payment, one income
- 42%
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
- €1,228
- Owning per month
- €885
Figures for Nord: Seclin has no reliable figures of its own.
10.9% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 12,139
In 2022 the population grew by 250 while 14 homes were started: 17.9 new residents for every new home.
- New residents per new home, 2022
- 17.9
- Population change, 2022
- +250
5.2% of the 6,101 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 5.2%
- Empty homes
- 317
Public bodies signed €210.8K of housing works here in 2024, and €210.8K since 2024.
- Signed in 2024
- €210.8K
- Per resident, 2024
- €16