A manor house for sale in Isère is most often found as a Dauphiné fortified house, built of limestone or river pebbles, with a corner tower and a steeply pitched roof, scattered across the Grésivaudan, the Trièves and the Bièvre plain. The word manor is rarely used locally: people more often speak of a fortified house, a noble residence or an estate, inherited from the minor nobility of the Dauphiné. Browse the manor houses for sale listed by private owners, agencies and notaries across the department.
This page gathers real price benchmarks for grand residences in Isère, the areas where they are most present across the Grésivaudan, the Chartreuse and the Bièvre, the character of Dauphiné building traditions, and the checks specific to an old residence close to the alpine massifs. To prepare the purchase of a prestige property as a whole, read our guide to buying prestige property in France.
DVF land registry data does not identify manor houses 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 Isère, 60 sales were recorded from 2021 to 2025, with a median price of €745,500*, a floor/ceiling range (P10–P90) of €530,500 to €1,203,200 and a median of €2,069/m² of living space, for an average of 370 m² of living space and 10,070 m² of land. Across the Auvergne-Rhône-Alpes region, the 2025 median stands at €860,000* (87 sales), against €822,000 in France in 2025 (981 sales).
| Scope | Sales | Median price | Floor – ceiling (P10–P90) | €/m² living space (median) |
|---|---|---|---|---|
| Isère (2021-2025) | 60 | €745,500* | €530,500 – €1,203,200 | 2,069 |
| Auvergne-Rhône-Alpes (2025) | 87 | €860,000* | €492,700 – €2,670,000 | 2,542 |
| 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 Dauphiné fortified house often combines the limestone of the pre-alpine massifs with river pebbles laid in chequerboard or herringbone patterns on the finest façades. A round or square corner tower, sometimes the remnant of an earlier stronghold, usually dominates the house, topped with a steeply pitched roof covered in tile or slate depending on altitude. The plan stays organised around a courtyard closed by a gateway and a boundary wall, inherited from the building's defensive origins. Dressed-stone lintels and corner quoins, finer on the principal façade, often help date the successive building campaigns.
Outbuildings include barns, stables and sometimes a dovecote, evidence of a farming past still visible in the Trièves and the Bièvre. Many houses were remodelled in the nineteenth century with the addition of verandas or ancillary buildings, while keeping their original structure and stone fireplaces. Current restorations favour lime renders, timber joinery and insulation compatible with the thickness of pebble walls. Some Bièvre barns still keep their original oak roof frame, a valued feature when converting them into living space.
The Grésivaudan, between Grenoble and Pontcharra, at the foot of the Chartreuse and Belledonne massifs, holds residences sought after for their proximity to the Grenoble metropolis and their views of the mountains. The Vercors, around Villard-de-Lans, and the Trièves from Mens to Clelles, keep a more rustic and secluded building stock. The Bièvre plain, around La Côte-Saint-André and Beaurepaire, and the northern Isère towards Bourgoin-Jallieu and the Rhône valley, offer more affordable old residences amid a landscape of arable farmland and remaining hedgerows.
Grenoble station is served by TGV, placing the southern part of the department a little over three hours from Paris; the northern Isère also benefits from its proximity to Lyon-Saint-Exupéry airport. The most expensive areas remain the Grésivaudan and the immediate edges of Grenoble; the Trièves and the rural Bièvre offer comparable old residences on markedly more accessible terms.
Several fortified houses of the Grésivaudan and the Trièves are listed in the heritage inventory or registered as historic monuments, which puts any work on the towers and façades under the approval of the Architecte des Bâtiments de France; establish the exact status before starting work. In areas close to the Vercors and Chartreuse massifs, the local development plan and ground-movement risk strictly govern new building and extensions. Some Grésivaudan municipalities also require a prior soil survey because of nearby land once subject to Isère river flooding.
On the technical side, have the foundations checked on sloping ground, the roof timbers exposed to snow load at altitude, and the condition of the pebble walls, which are sensitive to damp; a ground-movement survey is advisable at the foot of the massifs. Also check the private drainage system, which often needs upgrading in rural areas, and the municipal or private status of the rural tracks serving isolated properties. A pest inspection focused on wood-boring beetles is also worth requesting on barns awaiting conversion.
Manor and fortified house listings in Isère come from private owners, agencies specialising in character properties and notaries; filter them by price, living space and outbuildings, and set an e-mail alert to follow new listings. To compare with neighbouring departments, browse the manor houses for sale in Auvergne-Rhône-Alpes.
