Serris · report
Renovation in Serris
In 2025, 0% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 0%
Homes authorised in Serris: 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 | 158 | — | 158 |
| 2024 | 116 | — | 116 |
| 2023 | 47 | — | 47 |
| 2022 | 109 | 2 | 111 |
| 2021 | 245 | — | 245 |
| 2020 | 364 | 2 | 366 |
| 2019 | 544 | — | 544 |
| 2018 | 259 | — | 259 |
| 2017 | 237 | — | 237 |
| 2016 | 201 | 1 | 202 |
| 2015 | 54 | — | 54 |
| 2014 | 78 | — | 78 |
| 2013 | 308 | — | 308 |
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 Serris
At the median sale price, a 90 m² home costs €433,530. With 10% down and a 30-year mortgage, the payment is €1,687 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 36%
- Payment, one income
- 71%
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
- €1,771
- Owning per month
- €1,587
Figures for Seine-et-Marne: Serris 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
- 7,285
In 2022 the population grew by 338 while 3 homes were started: 112.7 new residents for every new home.
- New residents per new home, 2022
- 112.7
- Population change, 2022
- +338
8.6% of the 6,073 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 8.6%
- Empty homes
- 523