Property prices in Boussy-Saint-Antoine (91800): median 2 940 €/m² (flats)
Median price per m² in Boussy-Saint-Antoine, Brunoy, Essonne, calculated from sales actually recorded (official DVF data, DGFiP / Etalab) — and not from listings.
Houses — 2025 median
3 658 €/m²
+15,5 % since 2014
Flats — 2025 median
2 940 €/m²
+1,8 % since 2014
Price per m² trend (2014–2025)
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Year-by-year data — 91800
| Year | Houses (€/m²) | Sales | Flats (€/m²) | Sales |
|---|---|---|---|---|
| 2014 | 3 167 € | 150 | 2 889 € | 279 |
| 2015 | 3 256 € | 189 | 2 550 € | 239 |
| 2016 | 3 132 € | 221 | 2 388 € | 229 |
| 2017 | 3 248 € | 227 | 2 500 € | 249 |
| 2018 | 3 320 € | 228 | 2 619 € | 231 |
| 2019 | 3 322 € | 263 | 2 615 € | 313 |
| 2020 | 3 500 € | 205 | 2 667 € | 265 |
| 2021 | 3 805 € | 249 | 2 777 € | 294 |
| 2022 | 4 128 € | 252 | 2 950 € | 255 |
| 2023 | 3 985 € | 175 | 2 914 € | 242 |
| 2024 | 3 697 € | 143 | 2 809 € | 180 |
| 2025 | 3 658 € | 176 | 2 940 € | 188 |
* 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 — Essonne
The closest postcodes, with their median house price.