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luxury architect house for sale Osny, France

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Contemporary house with garden and terrace Osny (95)

Nestled in the tranquility of a secure and sought-after estate, this 157 sq m architect-designed home boasts a bold contemporary style, where the interplay of heights and transparency creates a truly unique living space. Volumes and Materials From the moment you enter the separate entrance, your eye is captivated by the majestic 56 sq m living room. An impressive cathedral ceiling in wood, accentuated by a black metal structure, crowns the space and lends it the feel of a warm loft. A wall of textured exposed stone echoes the modern lines, while a beautiful suspended staircase in metal and wood ascends to the upper level. The fitted kitchen, punctuated by light wood tones and a graphic worktop, opens invitingly onto the dining and living areas. Bathed in light thanks to its south-facing orientation, this space recedes behind large sliding glass doors, extending the living space outdoors. This ground floor level also offers independent living with a comfortable 11 m² bedroom, a modern shower room, and a separate toilet. The Belvedere Sleeping Area Upstairs, the spectacular mezzanine landing overlooks the living room and provides access to the sleeping area with a superb panoramic view. This level features four beautiful bedrooms, three of which open directly onto a large, continuous 23 m² wooden balcony, a true belvedere overlooking the garden. A separate bathroom with a whirlpool bath and a second separate toilet complete this level. On the top floor, under the eaves, the fully converted attic offers a flexible space to suit your needs: an artist's studio, a suspended office for working from home, a playroom, or a guest suite. An Indoor-Outdoor Spirit The exterior architecture of the house is distinguished by its asymmetrical double-pitched roof and its terrace covered by a contemporary metal structure, ideal for summer lunches. The 603 sq m plot includes a lush, private garden of 468 sq m, designed as a natural haven bordering the living spaces. A functional basement with a 28 sq m cellar, a closed garage (lock-up), and two outdoor parking spaces complement the high-end features of this property. A rare and unique living space that will appeal to those who appreciate spaciousness, light, and contemporary architecture. Key Features: Living area: 157 m² Land area: 603 m² (Garden: 468 m²) Living room: 56 m², south-facing Bedrooms: 5 bedrooms (1 on the ground floor) Exterior spaces: Terrace (23 m²) and balcony (23 m²) Parking: 1 garage/car park + 2 parking spaces + basement/cellar (28 m²) Amenities: Secure residence, fitted kitchen, mezzanine, converted attic. Energy rating: C Climate rating: B Estimated average annual energy costs for standard use, based on average energy prices indexed to 2023, 2024, and 2025: between euros2,390 and euros3,240. Contact: Jonathan 0650192682 RSAC: 525275798 Pontoise Condominiums of 25 units (No proceedings in progress). Annual expenses : 500 euros.

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$757,500
157m²
5bedrooms
1bathroom
land 468m²

By Espaces Atypiques Val D'oise

7 listings near Osny

Nearby
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22
3D visit

House with garden and terrace Saint-Prix (95)

Casavo offers for sale this architect-designed house of 235.0 m² on a plot of 887 m² located in a quiet residential area in Saint-Prix. Ideally located: within walking distance of schools, colleges, and close to the Gros Noyer-Saint Prix train station (RER C and line H and J). This charming house from the 1990s consists of two levels: On the ground floor: An entrance with closet, an immense bright living room of 62m² with dining area, veranda, and lounge opening onto the terrace, a separate kitchen, a pantry, a large service room with laundry space, separate WC. Upstairs: 4 comfortable bedrooms including a master suite with its own bathroom, a bathroom with WC, a large office overlooking the lounge. The attic is fully convertible with good ceiling height. Outside: a lovely garden with no overlook, a large terrace with a concrete slab area that can accommodate a jacuzzi, a garden shed. The house is complemented by a convertible outbuilding, a double garage with cellar space. Charming house, exceptional land, prime location: guaranteed favorite! Property tax: €3337 per year. This property is marketed by Casavo. Interested in this property? More information on the Casavo website.This description has been automatically translated from French.

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$729,000
235m²
4bedrooms
1bathroom
land 884m²

By Casavo Management France

Nearby
18

House with garden and terrace Le Pecq (78)

Architect's dream ensconced in Le Pecq on 1000m² of grounds at 1,5 km from the RER. The property boasts 200m² of floor space over four half levels, a spacious living area opening onto a terrace capturing the morning sun, a large dining kitchen, a raised salon with direct access to a west facing second terrace and a cosy area warmed by the opened fireplace. In addition, three bedrooms, two with ensuite bathroom and balcony, as well as a third bathroom. A big laundry room and a wine cellar complete this house of generous proportions and high-end materials. An independent annexe 35m² can be found in the landscaped gardens with a shower room and kitchen area ready to welcome guests, au pair, workshop or a professional activity.

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$1,019,500
200m²
4bedrooms
1bathroom
land 1,000m²

By Les Cercles

Nearby
Exclusivity
20

House with garden and terrace Soisy-sous-Montmorency (95)

Close to Montmorency and Enghien-les-Bains, in a calm and residential environment, this architect-designed house, completed in 2011, offers 333 m² of living space on a plot of 1,378 m², with an unobstructed view of Paris, the Eiffel Tower, and La Défense.The 20 m² entrance, characterized by a Saracen vault, leads to a triple reception area of 72 m², organized around a living room with a fireplace and a dining area. Adjacent to this, a 31 m² fitted and equipped kitchen dining area. The ground floor also includes a bedroom with an en-suite bathroom and separate toilets.Upstairs, the night area offers two bedrooms (or large offices), two suites with dressing areas and en-suite shower rooms, as well as a 55 m² master suite with a dressing area and a bathroom equipped with a bathtub and an XXL shower.Lots of light and generous volumes.The total basement includes a large room of 57 m², a pantry, a storage room, storage spaces, toilets, and a 42 m² garage.The attic represents more than 100 m² on the ground, with about 60 m² usable from a height of 1.80 m.Outside, the garden surrounds the house and features a pond. The terrace benefits from an open view of Paris, the Eiffel Tower, and La Défense. Several vehicles can be parked on the property.Amenities: electric heating with geothermal energy, aluminum joinery, electric roller shutters, double glazing, fireplace with insert, fiber optics, and alarm system. Energy performance rating B.Environment: Close to Enghien-les-Bains, its lake, casino, and leisure facilities, the property also benefits from the proximity to the Montmorency forest and its many walking paths. The Domont-Montmorency Golf Club is accessible within a few kilometers. The landscapes of the French Vexin are also quickly reachable by car, providing a valued setting for outdoor activities and weekend getaways.Education: Soisy-sous-Montmorency has 5 nursery schools, 6 elementary schools, and 2 public colleges, in addition to the private primary school Jeanne d'Arc. Nearby, private educational offerings include Notre-Dame de Bury in Margency, with a college and high school, as well as Notre-Dame Providence in Enghien-les-Bains. This area thus allows for a diverse educational offering, from primary to high school, in a residential environment.Health: The area also benefits from significant medical and hospital services, including the Claude Bernard Clinic in Ermont, the Domont Clinic, and the Simone Veil Hospital in Eaubonne.Transport: The Enghien Racecourse station, located in Soisy-sous-Montmorency, is served by the H line of the Transilien, with a connection to Paris Gare du Nord. The Ermont-Eaubonne station allows connections with the H and J lines as well as with the RER C. Several bus lines also serve Soisy and provide connections to Enghien-les-Bains, Ermont-Eaubonne, Domont, and neighboring municipalities.A house designed for the whole family, with volumes that allow everyone to find their space, in a calm and preserved environment, sheltered from view, while remaining close to Paris and amenities.The fees are the responsibility of the seller. Information on the risks to which this property is exposed is available on the Géorisques website: www.georisques.gouv.fr.Contact Stéphanie BEAUNE, Independent Entrepreneur, Commercial Agent OptimHome (RSAC No. 889 996 195 PONTOISE Registry) 06 64 21 12 98 (ref. 615068)This description has been automatically translated from French.

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$1,791,800
333m²
6bedrooms
1bathroom
land 1,378m²

By Optimhome - Stéphanie Beaune

Nearby
17
Video

House with garden and terrace Le Vésinet (78)

This relatively recent architect-designed property set in a 1450 sqm plot is located on the edge of the “pelouses du Vésinet”. It includes a spacious living/reception room and dining room opening onto a terrace, a separate kitchen, three spacious bedrooms sharing a bathroom, a separate wc, and a generously proportioned master suite with a shower room enjoying an open view of the garden. The garden level comprises two bedrooms sharing a shower room, a spacious family room (or possible screening room), and a bright sitting room opening onto a terrace hidden from view. With two cellars and a utility room. The property features freestone, brick and copper roofing, and has been meticulously renovated by the current owners. In a convenient location near the town centre, the transport networks and the international schools north-west of the capital.

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$3,417,200
360m²
6bedrooms
1bathroom
land 1,450m²

By Daniel Feau Saint-germain-en-laye

Nearby
19

House with garden Le Vésinet (78)

In a quiet and sought-after green area of the Superior Lake in the "city park" of Vésinet, close to the town center, schools, and the RER A, this exceptional property consists of a "remarkable" classified house from the early 20th century, "Villa Cottage," designed by renowned architect Roger Lord, with a total area of 384 m² built on a landscaped plot of 3,198 m².The Anglo-Norman architectural style facades of this magnificent half-timbered residence give it an exclusive and historic character rooted in local heritage, within a protected environment and a green setting, a true haven of peace and serenity. With a living area of 264 m², it comprises 10 rooms distributed over 3 levels and raised on a fully equipped mezzanine. Beautifully rehabilitated, it offers high-end features combining aesthetics, technology, and quality noble materials.The ground floor features an entrance with an independent WC and wardrobe, a dining room, a high-end equipped and fitted kitchen, a large living room, and an intimate round relaxation lounge. The upper floors offer three beautiful bedrooms with bathrooms and dressing rooms, a master suite with a bathroom, dressing room, and mosaic hammam, and an office or children's room, benefiting from generously sized cantilevered balconies and exceptional views of the landscaped garden and the lake.A total mezzanine of 120 m² includes an independent WC, a laundry room, two cellars, and a large relaxation area, sports, and cinema room.Additionally, a 30 m² outbuilding for use as a garage and/or workshop completes this rare and prestigious property. We inform you that in accordance with Article L.561-5 of the Monetary and Financial Code, an identity document will be requested before each visit.This description has been automatically translated from French.

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$3,394,400
264m²
5bedrooms
2bathrooms
land 3,198m²

By Praedium Agency - Groupe Praedium

Nearby
16
Video

Contemporary house with pool and garden Le Vésinet (78)

In the prestigious Golden Triangle of Vésinet, PARIS OUEST SOTHEBYS REALTY exclusively offers a historic and iconic Hôtel Particulier dating from the Napoleonic era. The property has undergone a complete renovation by the international interior designer TRISTAN AUER. Built at the end of the 19th century, this exceptional property has a total surface area of approximately 700 m² over 4 levels, with annexes, in the heart of a sumptuous landscaped park of 5,000 m², featuring a pond, a mobile floor swimming pool of the 'Aqualift' type, a tennis court, and three closed garages. Ground floor: a triple reception bathed in light, with period parquet flooring, moldings, and a fireplace, a library, and an office. Wide French windows open on both sides of the park, providing exceptional brightness throughout, as well as an independent kitchen leading to a large stone terrace, ideal for outdoor receptions. The majestic staircase leads to the upper floors. On the first floor: A parental suite resembling a private apartment, including a spacious bedroom, an office, a sumptuous marble bathroom (bathtub and shower), and a custom dressing room, a junior suite with a dressing room, marble shower room, and separate toilets, as well as a landing with guest toilets. On the second floor: Four suites, each with its own private bathroom or shower room. A playroom and an additional dressing room. In the garden level (fully fitted basement): A spacious playroom, a magnificent wine cellar, a laundry room, several storage spaces, a dressing room, a bedroom converted into an artist's studio, and a shower room with toilets. Combining the charm of the old with exceptional contemporary amenities, this rare and iconic residence is located in one of the most sought-after areas of Vésinet. A unique property for a clientele seeking elegance, space, and discretion. Diagnostic D Contact: Sandrine Maurice +33610150805This description has been automatically translated from French.

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$10,137,700
700m²

By Paris Ouest Sotheby's International Realty - Hauts-de-seine - Yvelines

Nearby
Exclusivity
16

House with garden Aigremont (78)

Stunning farmhouse restored by an architectJust 1 km from Chambourcy and 5 km from the center of Saint-Germain-en-Laye, a short walk from the forest within the sought-after village of Aigremont, this former farmhouse renovated by an architect offers 303 m² of living space and a walled landscaped garden with no overlooking neighbors. As soon as you enter, you discover a spacious house with 11 rooms, including 7 bright bedrooms, one of which is a master suite, a large reception room, and a billiard room. The 4 bathrooms and 4 toilets provide optimal comfort perfectly suited to the needs of a large family. Generous volumes and smooth circulation are appealing. On the ground floor to the left, there is a large bedroom on the same level with a private shower room, toilet, and independent access to the garden for absolute comfort. To the right, the welcoming kitchen, equipped with a French door, naturally extends the right wing of the house towards a majestic living room where the dining area and lounge harmoniously coexist. Large bay windows allow plenty of light and offer an unobstructed view of the garden; the open fireplace promises sweet moments to share. A discreet door leads to a second generously sized room, ready to accommodate according to needs: reception lounge, home cinema, or playroom. Upstairs, the master suite has its own bathroom and a charming boudoir. Three other bedrooms, one of which is particularly spacious, complete this level. At the far end, a spectacular room, enhanced by its high ceiling, invites you to imagine a play area, a teenage lounge, or a characterful office. A final floor leads to a large attic bedroom, full of charm with its exposed beams, its shower room, and its private toilet. Designed for quality of life and modularity, this house also benefits from an outbuilding, a double stone cellar, and a lean-to providing parking for three vehicles. Offering a perfect balance between country living and immediate proximity to the amenities of Chambourcy, Saint-Germain-en-Laye, and the main routes to Paris, this property is a rare invitation to live differently.Bus: 2 min. Access to A14/A13 in 5 min. All shops within 10 min. Schools and college in the municipalities of Aigremont/Chambourcy. Local high schools in St Germain en Laye. International high school within 15 min. Numerous golf courses within 15 min!! PROGRESSIVE PRICE TENDER: proposals will be accepted online on the IMMOFIT platform, from 08/09/2026 at 9 AM to 31/10/2026 at 10 PM (Europe/Paris). The price displayed in this announcement corresponds to a possible first proposal price, including negotiation fees or fees to be borne by the seller, and participants may submit their proposals in minimum progressive increments of 15,000 euros, until the closing time of the interactive tender (specified above). Participation in the tender is subject to prior approval. All proposals will be forwarded to the seller, who will remain free to select which one he wishes to follow up on. An online proposal during the interactive tender does not constitute a firm and precise offer within the meaning of Article 1114 of the Civil Code but a purchase proposal.

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$1,116,300
304m²
6bedrooms
1bathroom
land 800m²

By Laforêt Chambourcy

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About Osny

Luxury Houses and Villas in Osny?

Osny, located in the Val-d'Oise department of the Île-de-France region, offers an attractive living environment for buyers of exceptional properties. The town has 17,954 inhabitants with a population density of 1434.03 inhabitants/km², indicating a relatively dense but preserved environment. The luxury house and villa market in Osny is characterized by its dynamism, attracting clients looking for properties with character. Nearby towns such as Cergy, Pontoise, and L'Isle-Adam are also highly sought after in the prestige real estate sector, which can influence demand and prices in Osny.

What is the price of luxury real estate in Osny?

In Osny, the luxury home market has seen notable changes. The average price per square meter in 2025 stood at 4057.69 euros, while it is projected to be 4043.65 euros for 2026, marking a slight decrease of 0.34%. Compared to 2021, when the average price per square meter was 4332.71 euros, there is a decrease of approximately 6.9%. This multi-year trend suggests a stabilization, or even a slight correction, in the luxury home market in the commune, although the overall positioning remains high.

What are the most sought-after neighborhoods in Osny?

Osny is structured around 8 neighborhoods, each with its own character. While specific data on the most sought-after neighborhoods for luxury homes are not detailed here, it is common for exceptional properties to be located in areas valued for their tranquility, green surroundings, proximity to amenities, or clear views. The search for a prestigious house, a luxury villa, or a charming house in Osny often focuses on sectors offering a balance between peace and accessibility.

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How can you find a luxury house with a terrace for sale in Osny?

As part of your search for a luxury property, discover our catalog of 3 luxury houses with a terrace in Osny, offered from $586,051. Outdoor meals or summer receptions, the terrace extends the house outdoors. Property listings are found in particular in La Meth. The houses listed in our listings offer attractive living areas measuring between 154 m² and 221 m².

How can you find a luxury house with a pool in Osny?

As part of your search for a property of excellence, browse our privileged selection of 1 luxury house with a pool in Osny available from $1,013,771. These exceptional residences enjoy prime locations, particularly in La Meth. Whether the architecture of this house incorporates a covered indoor aquatic space or a vast outdoor pool, the property flourishes amid remarkably landscaped grounds measuring 631 m².