Do you dream of owning a property in Saint-Germain-en-Laye as your permanent home, would you like to acquire a holiday residence, or simply invest to earn appealing income while benefiting from a sound property asset ? Whatever your plans, you need advice, information and, of course, access to offers. Our Résidences Immobilier network proposes the best advertisements from professional estate agents in Saint-Germain-en-Laye, to help you find the house or apartment meeting your selection criteria and budget. In Saint-Germain-en-Laye, the lowest price per sq. metre for properties is 5 164 €, the average price 8 283 €, and the highest 11 487 €.
| Lowest price | Average price | Highest price | |
| November 2025 | 6 361 € | 8 159 € | 9 953 € |
| Lowest price | Average price | Highest price | |
| November 2025 | 6 534 € | 8 455 € | 10 249 € |