Property prices in Châteaufort (78117): median 4 347 €/m² (houses)
Median price per m² in Châteaufort, Toussus-le-Noble, Yvelines, calculated from sales actually recorded (official DVF data, DGFiP / Etalab) — and not from listings.
Houses — 2025 median
4 347 €/m²
+13,0 % since 2014
Flats — 2025 median
3 423 €/m²
-3,2 % since 2014
Price per m² trend (2014–2025)
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Past judicial auction sales in Châteaufort (78117)
5 adjudications recorded from 2017 to 2026; median hammer price €530,000.
| Hearing | Property | Starting price | Sold for |
|---|---|---|---|
| Jul 8, 2026 | Une maison — de 201,12 m², comprenant : Au rez-de-chaussée : grand séjour traversant, une cuisine ouvra… | 227,000 € | 530,000 € |
| Oct 1, 2025 | Une maison — de 201,12 m² loi Carrez, comprenant : Au rez-de-chaussée : grand séjour traversant, cuisin… | 606,100 € | 606,100 € |
| May 21, 2025 | Une maison — de 201,12 m², composée de : Au rez-de-chaussée : grand séjour traversant, une cuisine ouvr… | 227,000 € | 551,000 € |
| Jun 14, 2017 | Un bâtiment à usage commercial — de 131,24 m² - Un terrain d'environ 540 m² La situation d'occupation est inconnue à [...] | — | 163,000 € |
| Feb 8, 2017 | Un bâtiment à usage commercial — de 131,24 m², comprenant : au rez-de-chaussée : un entrepôt (35,86 m²), une salle [...] | — | 130,000 € |
Source: public adjudication results (Licitor). The 20 most recent sales are listed; starting prices are completed progressively.
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Year-by-year data — 78117
| Year | Houses (€/m²) | Sales | Flats (€/m²) | Sales |
|---|---|---|---|---|
| 2014 | 3 847 € | 21 | 3 537 € | 5 |
| 2015 | 4 046 € | 26 | 3 000 €* | 3 |
| 2016 | 3 886 € | 25 | 2 477 €* | 1 |
| 2017 | 3 867 € | 33 | 2 647 €* | 2 |
| 2018 | 4 132 € | 31 | 2 949 €* | 4 |
| 2019 | 4 213 € | 26 | 3 422 € | 12 |
| 2020 | 4 452 € | 25 | 3 319 € | 6 |
| 2021 | 4 413 € | 26 | 4 789 € | 13 |
| 2022 | 4 364 € | 25 | 5 254 €* | 2 |
| 2023 | 4 676 € | 16 | 4 489 € | 5 |
| 2024 | 4 228 € | 17 | 5 104 € | 7 |
| 2025 | 4 347 € | 12 | 3 423 € | 8 |
* 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.