Property prices in Bailly (78870): median 3 822 €/m² (flats)
Median price per m² in Bailly, Yvelines, calculated from sales actually recorded (official DVF data, DGFiP / Etalab) — and not from listings.
Houses — 2025 median
5 284 €/m²
+9,8 % since 2014
Flats — 2025 median
3 822 €/m²
-2,2 % since 2014
Price per m² trend (2014–2025)
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Year-by-year data — 78870
| Year | Houses (€/m²) | Sales | Flats (€/m²) | Sales |
|---|---|---|---|---|
| 2014 | 4 815 € | 21 | 3 908 € | 25 |
| 2015 | 4 930 € | 24 | 3 392 € | 21 |
| 2016 | 4 479 € | 30 | 3 560 € | 31 |
| 2017 | 4 809 € | 20 | 3 667 € | 36 |
| 2018 | 5 148 € | 28 | 4 146 € | 45 |
| 2019 | 4 682 € | 18 | 3 961 € | 40 |
| 2020 | 4 991 € | 23 | 3 958 € | 33 |
| 2021 | 5 454 € | 28 | 4 224 € | 42 |
| 2022 | 5 630 € | 28 | 4 111 € | 42 |
| 2023 | 6 293 € | 14 | 4 165 € | 25 |
| 2024 | 5 022 € | 16 | 3 756 € | 24 |
| 2025 | 5 284 € | 20 | 3 822 € | 31 |
* fewer than 5 recorded sales: indicative median. Source: Demandes de valeurs foncières (DVF), DGFiP / Etalab — Licence Ouverte 2.0. Median prices per m², excluding land and outbuildings.
Neighbouring towns — Yvelines
The closest postcodes, with their median house price.