A chateau for sale in Val-d'Oise can be found along the Oise valley, the Vexin français and the Montmorency forest, in a department that inspired many Impressionist painters and has kept a well-preserved, quietly rural character despite its immediate proximity to the busy capital city. Properties range from the Vexin gentleman's residence, built in local pale limestone, to larger riverside estates along the Oise, surrounded by outbuildings and orchards planted generations ago by earlier owners. Browse every chateau for sale listed by private owners, agencies and notaries in the department.
This page gathers real price benchmarks for these residences, the areas where they are concentrated, the particular features of Vexin and Oise valley building stock, and the checks worth making before any serious visit. It speaks to buyers seeking a preserved rural setting less than an hour from Paris by car or train. The full buying process is covered step by step in our guide to buying prestige property in France.
DVF land registry data does not identify chateaux as such: the benchmarks below cover sales of houses over 300 m² of living space on 0.05 to 10 ha, above €1,000/m², tracked by our observatory. They frame the market for large residences without describing it entirely: an estate with 30 ha of parkland or a listed monument sold with its farmland falls outside this scope.
In Val-d'Oise, 57 sales were recorded from 2021 to 2025, with a median price of €1,075,000*, a floor/ceiling range (P10–P90) of €685,200 to €1,640,500 and a median of €2,674/m² of living space, for an average of 383 m² of living space and 6,597 m² of land. Across the Île-de-France region, the 2025 median stands at €1,445,000* (90 sales), against €822,000 in France in 2025 (981 sales).
| Scope | Sales | Median price | Floor – ceiling (P10–P90) | €/m² living space (median) |
|---|---|---|---|---|
| Val-d'Oise (2021-2025) | 57 | €1,075,000* | €685,200 – €1,640,500 | 2,674 |
| Île-de-France (2025) | 90 | €1,445,000* | €700,000 – €3,496,500 | 4,247 |
| France (2025) | 981 | €822,000 | €428,000 – €3,100,000 | 2,308 |
The breakdown by stratum (coastal, rural tourist, ordinary rural) and the five-year trend are in our observatory of prestige property prices in France (in French). Before making an offer, work out purchase costs and borrowing capacity with our financial tools and calculators.
Source: DVF (DGFiP), transactions from 1 January 2021 to 31 December 2025, processed by ma-propriete.fr; prices rounded to the nearest €100. * Fewer than 100 sales: read as an indication only.
The chateau to renovate in the Vexin français is recognisable by its locally quarried pale limestone and its slate or flat-tile roofing depending on the area and the building's original period of construction. Buildings range from the classic eighteenth-century gentleman's residence to fortified farmhouses converted into homes of character, along with a few remodelled medieval manor houses scattered across the plateau. In the Oise valley, nineteenth-century bourgeois properties, often built for industrialists or artists, stand out for their more eclectic architecture.
Outbuildings are common: service wings, a dovecote, a tithe barn in the Vexin, sometimes remnants of fortifications or a partially filled-in moat around the main house. Parkland, often planted with orchards and historic vines in the Vexin, extends into still-worked farmland on some of the larger, older properties. The condition of the roof, the limestone façades and the timber frame weighs heavily on value, as the Vexin's soft stone is particularly sensitive to water infiltration.
The Vexin français, around Magny-en-Vexin, Marines and Vétheuil, holds most of the large rural residences, set within a landscape of farmed plateaux and deep river valleys designated as a regional nature park for several decades now. The Oise valley, from L'Isle-Adam to Auvers-sur-Oise, forms a second sought-after area, with riverside properties long favoured by landscape painters and their wealthy patrons. Further south, the Montmorency forest and its surroundings, around Montmorency and Saint-Leu-la-Forêt, remain more built-up, while the Pays de France to the east keeps a stronger agricultural character overall.
Val-d'Oise benefits from the TGV station at Roissy Charles-de-Gaulle 2 airport, connecting the department to the national and international high-speed network, complemented by the Transilien H and J lines and the A15 and A16 motorways serving every corner of the area. Vexin areas close to the Seine valley and the Oise riverside around Auvers-sur-Oise rank among the most sought-after, while the Pays de France and the north-east of the department remain more affordable for a comparable size.
Some chateaux and manor houses in Val-d'Oise are listed or registered historic monuments, particularly in the Vexin français where the built heritage is particularly dense; exterior works to a façade, roof, window or door then require prior clearance from the Architecte des Bâtiments de France before the permit application can even be submitted. The Vexin français regional nature park adds specific planning rules, notably on façade colours and roofing materials, which should be checked with the town hall before any project.
On the technical side, always have the condition of cellars and underground cavities checked, common in the Vexin's limestone subsoil, along with the flood zoning along the Oise and the Seine rivers. The drainage system of isolated properties, the condition of the roof and the heating cost of old, large volumes should be budgeted before any offer, along with the status of any farmland under a rural tenancy agreement.
Chateaux on the market in Val-d'Oise are listed by private owners, specialist agencies and notaries, several linked to a family succession or an estate settlement; filters cover price, living space, land area and outbuildings, and an e-mail alert can be switched on to follow new properties as they come up for sale. A look at the neighbouring departments often pays off: see the chateaux for sale in Île-de-France.
