Department 01 — property sales (DVF data)
Population: 1,196 inhabitants (-2.4% 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): 6.5% (France: 9.9%)
| Label | Share |
|---|---|
| A | 2.4% |
| B | 6.5% |
| C | 47.6% |
| D | 27.4% |
| E | 9.7% |
| F | 5.6% |
| G | 0.8% |
Source: ADEME (2026), 124 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.