Property prices in Boissy-le-Sec (91870): median 1 472 €/m² (houses)
Median price per m² in Boissy-le-Sec, Essonne, calculated from sales actually recorded (official DVF data, DGFiP / Etalab) — and not from listings.
Houses — 2025 median
1 472 €/m²
+1,7 % since 2014
Flats — 2022 median
2 203 €/m²
+40,5 % since 2015
Price per m² trend (2014–2025)
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Year-by-year data — 91870
| Year | Houses (€/m²) | Sales | Flats (€/m²) | Sales |
|---|---|---|---|---|
| 2014 | 1 447 €* | 3 | — | — |
| 2015 | 1 870 €* | 4 | 1 567 €* | 1 |
| 2016 | 1 857 € | 5 | — | — |
| 2017 | 1 675 € | 10 | — | — |
| 2018 | 2 043 €* | 4 | — | — |
| 2019 | 2 335 € | 14 | — | — |
| 2020 | 2 048 € | 8 | — | — |
| 2021 | 1 809 € | 7 | 1 752 €* | 1 |
| 2022 | 2 136 € | 5 | 2 203 €* | 1 |
| 2023 | 2 039 €* | 4 | — | — |
| 2024 | 2 963 €* | 3 | — | — |
| 2025 | 1 472 € | 12 | — | — |
* 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.
Auvers-Saint-Georges (91580) · 2 820 €/m²Authon-la-Plaine (91410) · 2 625 €/m²Chalo-Saint-Mars (91780) · 1 770 €/m²Le Val-Saint-Germain (91530) · 2 422 €/m²Saint-Sulpice-de-Favières (91910) · 2 093 €/m²Breuillet (91650) · 2 744 €/m²Chamarande (91730) · 2 614 €/m²Boissy-sous-Saint-Yon (91790) · 3 101 €/m²