Department 01 — property sales (DVF data)
Population: 996 inhabitants (+1.7% 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): 4.7% (France: 9.9%)
| Label | Share |
|---|---|
| A | 2.3% |
| B | 8.1% |
| C | 37.2% |
| D | 36.0% |
| E | 11.6% |
| F | 1.2% |
| G | 3.5% |
Source: ADEME (2026), 86 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.