Price of a house in Grande-Synthe
In Grande-Synthe, the median price of a house is €1,661/sq.m, i.e. about €156,134 for an average area of 94 sq.m. Data from actual DVF transactions by the DGFiP (104 sales over the 12 months ending 31 December 2025).
Price range (house)
What DVF sales say about the price of a house in Grande-Synthe
Among the neighbouring towns tracked by Briveo that measure the same property type, Marcq-en-Barœul comes out at €4,019/sq.m, about 142% above, and Roubaix at €1,352/sq.m, about 19% below. On price per sq.m the house holds position 2nd among the 4 property types Grande-Synthe measures, and position 1st on twelve-month volume. Out of 131 apartment and house sales in the town over 12 months, 104 concern this property type, about 79%.
Observed sale prices of a house in Grande-Synthe
Of the sales of a house à Grande-Synthe, half closed between 127,000 € and 175,938 €, for a median price of 148,000 €.
Half of the house sold measure between 82 and 100 sq.m. The median plot of a house sold is 368 sq.m.
Three years of sales
| Year | Sales | Median per sq.m |
|---|---|---|
| 2023 | 64 | €1,604/sq.m |
| 2024 | 60 | €1,564/sq.m |
| 2025 | 104 | €1,702/sq.m |
Between 2023 and 2025, the median price per sq.m of a house went from 1,604 € to 1,702 €, +6.1 %.
Source and method
- Property transfer records (DVF), published by the French tax authority (DGFiP)
- Sales recorded from 1 January 2023 to 31 December 2025
- Based on 104 sales
- Figures computed on 30 October 2026
The town
Grande-Synthe covers 21.4 km², lies between 0 and 17 m above sea level and had 20,239 inhabitants in the 2023 census.
Grande-Synthe (in West Flemish and Dutch, Groot-Sinten) is a French commune situated in the département of Nord, in the région of Hauts-de-France. With its 20,239 inhabitants, Grande-Synthe is the principal town on the outskirts of Dunkerque, part of whose port it also hosts.
The full property page of the town
From Wikidata and the Wikipedia article « Grande-Synthe », licensed CC BY-SA 4.0, read on 13 October 2026. Translated from the French article. Read the article
Other property types in Grande-Synthe
Price of a house in nearby cities
Cities tracked by BRIVEO in the same department, median for the same property type when available.
Frequently asked questions, House in Grande-Synthe
Q1What is the price of a house in Grande-Synthe in 2026?
In Grande-Synthe, the median price of a house is €1,661/sq.m, with a range of €1,424 to €1,870/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.
Q2What budget for a house of 94 sq.m in Grande-Synthe?
For the average observed area (94 sq.m), the indicative budget goes from about €133,856 (1st quartile) to €175,780 (3rd quartile), around €156,134 at the median price. Indicative calculation, DVF price per sq.m multiplied by the area, excluding notary fees.
Q3How does the price of a house compare with apartments in Grande-Synthe?
The median price of a house in Grande-Synthe is about 34% above the city's apartment median (€1,235/sq.m), based on DVF sales published by the DGFiP.
Q4How many house sales in Grande-Synthe?
The DGFiP DVF database records 104 sales of this type in Grande-Synthe over the last 12 months.