Saint-Quentin · report
Renovation in Saint-Quentin
In 2025, 65% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 65%
Homes authorised in Saint-Quentin: 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 | 96 | 179 | 275 |
| 2024 | 344 | 31 | 375 |
| 2023 | 195 | 16 | 211 |
| 2022 | 122 | 81 | 203 |
| 2021 | 220 | 72 | 292 |
| 2020 | 107 | 117 | 224 |
| 2019 | 203 | 145 | 348 |
| 2018 | 74 | 39 | 113 |
| 2017 | 6 | 73 | 79 |
| 2016 | 180 | 38 | 218 |
| 2015 | 10 | 29 | 39 |
| 2014 | 153 | 25 | 178 |
| 2013 | 11 | 58 | 69 |
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-Quentin
At the median sale price, a 90 m² home costs €100,350. With 10% down and a 30-year mortgage, the payment is €391 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 11%
- Payment, one income
- 23%
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
- €994
- Owning per month
- €386
Figures for Aisne: Saint-Quentin has no reliable figures of its own.
29.0% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 913
In 2022 the population fell by 182 while 166 homes were started.
- Homes started, 2022
- 166
- Population change, 2022
- −182
13.3% of the 30,761 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 13.3%
- Empty homes
- 4,106
Public bodies signed €375.5K of housing works here in 2025, and €375.5K since 2024.
- Signed in 2025
- €375.5K
- Per resident, 2025
- €7