Property prices in Thiverval-Grignon (78850): median 3 215 €/m² (flats)
Median price per m² in Thiverval-Grignon, Yvelines, calculated from sales actually recorded (official DVF data, DGFiP / Etalab) — and not from listings.
Houses — 2025 median
3 990 €/m²
+85,6 % since 2014
Flats — 2025 median
3 215 €/m²
-22,5 % since 2014
Price per m² trend (2014–2025)
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Year-by-year data — 78850
| Year | Houses (€/m²) | Sales | Flats (€/m²) | Sales |
|---|---|---|---|---|
| 2014 | 2 150 € | 8 | 4 148 €* | 1 |
| 2015 | 2 286 €* | 3 | 2 917 €* | 1 |
| 2016 | 3 133 € | 6 | 3 889 €* | 1 |
| 2017 | 3 467 € | 7 | 3 750 € | 17 |
| 2018 | 3 734 €* | 4 | 3 649 €* | 3 |
| 2019 | 3 730 € | 10 | 3 745 €* | 2 |
| 2020 | 2 985 € | 8 | 3 675 € | 6 |
| 2021 | 4 151 € | 11 | 4 045 €* | 4 |
| 2022 | 3 250 € | 9 | 4 142 €* | 1 |
| 2023 | 4 104 € | 9 | 4 417 €* | 1 |
| 2024 | 4 409 € | 7 | 4 190 €* | 2 |
| 2025 | 3 990 €* | 3 | 3 215 € | 6 |
* 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.