Herbignac · report
Renovation in Herbignac
In 2025, 17% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 17%
Homes authorised in Herbignac: 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 | 35 | 7 | 42 |
| 2024 | 104 | 6 | 110 |
| 2023 | 37 | 7 | 44 |
| 2022 | 34 | 4 | 38 |
| 2021 | 67 | 20 | 87 |
| 2020 | 63 | 5 | 68 |
| 2019 | 36 | 1 | 37 |
| 2018 | 49 | 3 | 52 |
| 2017 | 89 | 1 | 90 |
| 2016 | 57 | 2 | 59 |
| 2015 | 46 | 3 | 49 |
| 2014 | 56 | 6 | 62 |
| 2013 | 71 | 4 | 75 |
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 Herbignac
At the median sale price, a 90 m² home costs €223,020. With 10% down and a 30-year mortgage, the payment is €868 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 20%
- Payment, one income
- 40%
Figures for Loire-Atlantique: Herbignac has no reliable figures of its own.
13.1% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.
- Licensed, 12 months
- 10,457
In 2022 the population grew by 46 while 37 homes were started: 1.2 new residents for every new home.
- New residents per new home, 2022
- 1.2
- Population change, 2022
- +46
6.9% of the 3,509 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 6.9%
- Empty homes
- 241