Hergnies · report
Renovation in Hergnies
In 2025, 5% of the homes authorised were in existing buildings: conversions, extensions and changes of use.
- Homes in existing buildings, 2025
- 5%
Homes authorised in Hergnies: 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 | 41 | 2 | 43 |
| 2024 | 170 | 3 | 173 |
| 2023 | 6 | 1 | 7 |
| 2022 | 34 | 2 | 36 |
| 2021 | 59 | 5 | 64 |
| 2020 | 33 | — | 33 |
| 2019 | 13 | 1 | 14 |
| 2018 | 8 | 1 | 9 |
| 2017 | 11 | — | 11 |
| 2016 | 23 | — | 23 |
| 2015 | 8 | 1 | 9 |
| 2014 | 2 | 1 | 3 |
| 2013 | 16 | — | 16 |
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 Hergnies
At the median sale price, a 90 m² home costs €146,520. With 10% down and a 30-year mortgage, the payment is €570 a month. The HCSF caps it at 35% of a household's income.
- Payment, two incomes
- 13%
- Payment, one income
- 27%
Figures for Nord: Hergnies 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 8 while 44 homes were started: 0.2 new residents for every new home.
- New residents per new home, 2022
- 0.2
- Population change, 2022
- +8
7.3% of the 1,897 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.
- Empty, 2023 census
- 7.3%
- Empty homes
- 138