Department 78 — property sales (DVF data)
Population: 639 inhabitants (-3.9% between 2013 and 2023)
Estimated asking rents — "Carte des loyers" 2025 (French Ministry of Ecological Transition). Gross yield = annual rent / median sale price per sqm.
Energy sieves (F+G): 31.9% (France: 9.9%)
| Label | Share |
|---|---|
| A | 4.3% |
| B | 2.9% |
| C | 18.8% |
| D | 24.6% |
| E | 17.4% |
| F | 14.5% |
| G | 17.4% |
Source: ADEME (2026), 69 diagnostics performed since July 2021 — share of diagnosed dwellings, not a census of the stock. G banned from rental since 2025, F in 2028, E in 2034.