Saint-Germain-en-Laye · 78100

Selected home

Apartment · 5 main rooms (T5, French classification)

Residence Clos Saint-Louis - Acte IV - Résidences Ourches · Reference A154

Price of the selected home€1,190,100VAT 20% · including all taxesExcluding notary fees. Developer data synchronised on 31 October 2026; price and availability to be confirmed with your adviser.

Schemes and conditions

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PTZ to be considered
For your main residence, subject to income and first-time buyer conditions to be verified and the bank's agreement. Your personal eligibility remains to be confirmed.
Notary fees on new-build properties
New home as a main residence. Notary fees and the applicable price are to be confirmed for your purchase.

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Selected home: 1
Surface area: 113.96 m²
expected delivery: Q4 2028
Developer: Marignan

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Understand this programme

Clos Saint-Louis - Acte IV - Résidences Ourches is a new-build development in Saint-Germain-en-Laye (78100), offered by Marignan. The selection includes 61 available new homes from 26.17 to 128.63 m²: 1 main room (T1, French classification), 2 main rooms (T2, French classification), 3 main rooms (T3, French classification), 4 main rooms (T4, French classification), 5 main rooms (T5, French classification).

Prices start at €280,000 (VAT 20% · including all taxes), excluding notary fees. The price and availability of the chosen property remain to be confirmed. Expected delivery : Q4 2028.

The home reference A154 is part of this residence. Its features and prices are presented below; the other homes remain viewable on the development page.

The developer's presentation

NEW in SAINT-GERMAIN-EN-LAYE! Be among the first to choose your new apartment or your rooftop house! It is in the very affluent town of Saint-Germain-en-Laye that Marignan, in partnership with OGIC, unveils its…

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NEW in SAINT-GERMAIN-EN-LAYE! Be among the first to choose your new apartment or your rooftop house!

It is in the very affluent town of Saint-Germain-en-Laye that Marignan, in partnership with OGIC, unveils its new development, within the unique setting of the new "Clos Saint-Louis" district, created as an extension of the town centre, around the refurbished former hospital.

Leading into the beating heart of the new district, discover the high-end apartments of the "Acte IV - Résidences Ourches" residence, designed to offer generous, bright volumes. Be among the privileged few to choose your future property, from studio to 5 rooms, 850 m from the RER A. Rooftop houses overlooking the valley, extended by fine terraces, will make your everyday life wonderful!

It will be pleasant to live and stroll safely in this large, fully pedestrianised and green district, and to enjoy the liveliness of its shops, restaurants and numerous boutiques.

Contact one of our advisers promptly to discover all our new homes in SAINT-GERMAIN-EN-LAYE and be among the first to choose the home of your dreams!

Your choice in the catalogue

The property reference A154

View the features and prices of this home. Each pricing scheme keeps its own access conditions.

Price of the selected home: VAT 20% · including all taxes. Excluding notary fees.

Reference A154Selected home

Apartment · 5 main rooms (T5, French classification)

Surface area: 113,96 m²
Floor: Floor 1
Aspect: South-West
Expected delivery: Q4 2028

VAT 20% · including all taxes: €1,190,10010,443 €/m²

PTZ to be considered
For your main residence, subject to income and first-time buyer conditions to be verified and the bank's agreement. Your personal eligibility remains to be confirmed.
Notary fees on new-build properties
New home as a main residence. Notary fees and the applicable price are to be confirmed for your purchase.

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The residence in pictures

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Where is the programme located?

2 Rue d'Ourches · Saint-Germain-en-Laye · 78100

Address provided by the developer. The location of your home and the access routes are to be confirmed with the adviser.

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Your JL HOME adviser

Floor plans, prices and clear answers

Your enquiry concerns property reference A154 from development Clos Saint-Louis - Acte IV - Résidences Ourches. An adviser will call you back to check its availability and help you understand the documents.

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We are checking the information.Availability, prices, orientation of the homes and support (PTZ, financing). Available plans and documents are to be confirmed.
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Clos Saint-Louis - Acte IV - Résidences Ourches

Saint-Germain-en-Laye · 78100

Home ref. A154: €1,190,100

VAT 20% · including all taxes

Expected delivery : Q4 2028

Floor plan requested: home ref. A154 · 5 main rooms (T5, French classification)

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Frequently asked questions

Everything you need to know about Clos Saint-Louis - Acte IV - Résidences Ourches

What is the price of the new-build home in the Clos Saint-Louis - Acte IV - Résidences Ourches development?

Prices shown for Clos Saint-Louis - Acte IV - Résidences Ourches start at €280,000 (VAT 20% · including all taxes), excluding notary fees. The price depends on the home and the purchase scheme; the conditions are stated in the list of homes.

Which homes are available in the Clos Saint-Louis - Acte IV - Résidences Ourches development?

The selection includes 61 available new homes from 26.17 to 128.63 m²: 1 main room (T1, French classification), 2 main rooms (T2, French classification), 3 main rooms (T3, French classification), 4 main rooms (T4, French classification), 5 main rooms (T5, French classification). Breakdown: 1 main room (T1, French classification): 14 homes; 2 main rooms (T2, French classification): 20 homes; 3 main rooms (T3, French classification): 11 homes; 4 main rooms (T4, French classification): 13 homes; 5 main rooms (T5, French classification): 3 homes. A T2 includes 2 main rooms, which does not mean 2 bedrooms.

Where is the Clos Saint-Louis - Acte IV - Résidences Ourches development located?

Clos Saint-Louis - Acte IV - Résidences Ourches is located in Saint-Germain-en-Laye (78100). The address provided by the developer is 2 Rue d'Ourches. The location of your home and access arrangements must be confirmed with the adviser before a visit.

When is the Clos Saint-Louis - Acte IV - Résidences Ourches development due for delivery?

Expected delivery : Q4 2028. A forecast date does not confirm that the home has been delivered. The adviser checks progress and the date applicable to the chosen home.

Is Clos Saint-Louis - Acte IV - Résidences Ourches eligible for the zero-interest loan (PTZ)?

Clos Saint-Louis - Acte IV - Résidences Ourches is in zone Abis. Some homes may allow you to apply for a PTZ for a main residence, subject to income and personal circumstances. Eligibility of the home and your household must be checked with the adviser and the bank.

Can you buy to let in the Clos Saint-Louis - Acte IV - Résidences Ourches development?

For Clos Saint-Louis - Acte IV - Résidences Ourches, the possibility of buying to let depends on the home’s purchase scheme. A price reserved for a main residence does not apply to a buy-to-let purchase. Your adviser will check the rental conditions, expected rent, charges and tax treatment with you.

How do I get the plans and check whether a home is available?

Choose a home from the list, then request its floor plan. In the form, enter your contact details and, if you wish, the time you would prefer to be called back. A JL HOME adviser checks availability, price and the documents available. This request does not reserve the home.