Saint-Germain-en-Laye · 78100

Selected home

Apartment · 3 main rooms (T3, French classification)

Residence Le Carré Richelieu · Reference A05

Price of the selected home€890,000VAT 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.
Jeanbrun private landlord
Rental investment in an apartment in a multi-unit building: unfurnished letting, with rents and income capped. Conditions and structure still to be checked.
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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Explore this property

Selected home: 1
Surface area: 71.67 m²
expected delivery: Q1 2027

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Understand this programme

Le Carré Richelieu is a new-build development in Saint-Germain-en-Laye (78100). The selection includes 8 available new homes from 71.67 to 193.63 m²: Maison T4, 3 main rooms (T3, French classification), 4 main rooms (T4, French classification), 5 main rooms (T5, French classification).

Prices start at €850,000 (VAT 20% · including all taxes), excluding notary fees. The price and availability of the chosen property remain to be confirmed. Expected delivery : Q1 2027.

The home reference A05 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

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Le Carré Richelieu is an exceptional new-build development that preserves the identity and character of the site. It includes the renovation of the existing building, retaining the original façade and porch, and the construction of a new extension on the corner of Rue de la République and Rue des Bûcherons.

The development comprises 26 homes, including 4 town houses (11 homes in the historic building section and 15 apartments in the new section).

The new section will be built in keeping with the architecture of the renovated building and will include ground-floor shops and an underground car park with 39 parking spaces. The residence's high-end finishes match the standard expected of this location.

Luxury finishes for your comfort and security, and one underground parking space for each home.

Your choice in the catalogue

The property reference A05

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 A05Selected home

Apartment · 3 main rooms (T3, French classification)

Surface area: 71,67 m²
Floor: Ground floor
Expected delivery: Q3 2026 · to be confirmed

Floor plan on request

VAT 20% · including all taxes: €890,00012,418 €/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.
Jeanbrun private landlord
Rental investment in an apartment in a multi-unit building: unfurnished letting, with rents and income capped. Conditions and structure still to be checked.
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?

18 rue de la République · 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 A05 from development Le Carré Richelieu. An adviser will call you back to check its availability and help you understand the documents.

You submit your request.Enter your number and your callback preference.
We are checking the information.Availability, prices, orientation of the homes and support (PTZ, financing). Available plans and documents are to be confirmed.
You decide what happens next.Ask your questions and choose whether you wish to proceed. No booking is made here.

A discussion about this programme and your search
Prices and availability to be confirmed with your adviser

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An adviser will answer your questions. Email and budget are optional.

Le Carré Richelieu

Saint-Germain-en-Laye · 78100

Home ref. A05: €890,000

VAT 20% · including all taxes

Expected delivery : Q1 2027

Information requested: home ref. A05 · 3 main rooms (T3, French classification)

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Frequently asked questions

Everything you need to know about Le Carré Richelieu

What is the price of the new-build home in the Le Carré Richelieu development?

Prices shown for Le Carré Richelieu start at €850,000 (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 Le Carré Richelieu development?

The selection includes 8 available new homes from 71.67 to 193.63 m²: Maison T4, 3 main rooms (T3, French classification), 4 main rooms (T4, French classification), 5 main rooms (T5, French classification). Breakdown: 3 main rooms (T3, French classification): 4 homes; 4 main rooms (T4, French classification): 1 home; 5 main rooms (T5, French classification): 2 homes; Maison T4: 1 home.

Where is the Le Carré Richelieu development located?

Le Carré Richelieu is located in Saint-Germain-en-Laye (78100). The address provided by the developer is 18 rue de la République. The location of your home and access arrangements must be confirmed with the adviser before a visit.

When is the Le Carré Richelieu development due for delivery?

Expected delivery : Q1 2027. 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 Le Carré Richelieu eligible for the zero-interest loan (PTZ)?

Le Carré Richelieu 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 Le Carré Richelieu development?

For Le Carré Richelieu, 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.