Price of a 4-room apartment (T4) in Boulogne-sur-Mer
In Boulogne-sur-Mer, the median price of a T4 is €1,494/sq.m, i.e. about €126,990 for an average area of 85 sq.m. Data from actual DVF transactions by the DGFiP (48 sales over the 12 months ending 31 December 2025).
Price range (T4)
What DVF sales say about the price of a T4 in Boulogne-sur-Mer
The 48 T4 sales recorded over 12 months weigh about 10% of the 466 apartment and house sales in the town. Boulogne-sur-Mer measures 6 property types, and the T4 comes 5th on price per sq.m, 4th on sales volume over 12 months. The average area of the T4 sold, 85 sq.m, is about 45% larger than that of the apartments sold in the town, 59 sq.m. At €1,494/sq.m, the median price lands in the lower third of the town's apartment range, 1st to 3rd quartile. Compared with the neighbouring towns tracked by Briveo where this property type is measured, Le Touquet-Paris-Plage comes out at €8,830/sq.m, about 491% above, and Béthune at €1,321/sq.m, about 12% below. Across all the town's apartments, whatever their number of rooms, the median price per sq.m has moved -0.9% over one year, based on DVF sales published by the DGFiP.
Observed sale prices of a T4 in Boulogne-sur-Mer
Of the sales of a T4 à Boulogne-sur-Mer, half closed between 107,300 € and 185,000 €, for a median price of 125,000 €.
Half of the T4 sold measure between 73 and 94 sq.m.
Three years of sales
| Year | Sales | Median per sq.m |
|---|---|---|
| 2023 | 57 | €1,508/sq.m |
| 2024 | 49 | €1,473/sq.m |
| 2025 | 48 | €1,494/sq.m |
Between 2023 and 2025, the median price per sq.m of a T4 stayed stable, 1,508 € then 1,494 €.
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 48 sales
- Figures computed on 11 October 2026
The town
Boulogne-sur-Mer covers 8.4 km², lies between 0 and 110 m above sea level and had 40,539 inhabitants in the 2023 census.
Boulogne-sur-Mer is a French commune, a sub-prefecture of the Pas-de-Calais department in the Hauts-de-France region. Its inhabitants are called the Boulonnais. With 40,539 inhabitants within the commune boundaries at the last census in 2023, the town is the third largest in the department by population, well behind Calais and just behind Arras, and first by population density.
The full property page of the town
From Wikidata and the Wikipedia article « Boulogne-sur-Mer », licensed CC BY-SA 4.0, read on 13 October 2026. Translated from the French article. Read the article
Other property types in Boulogne-sur-Mer
Price of a T4 in nearby cities
Cities tracked by BRIVEO in the same department, median for the same property type when available.
Frequently asked questions, T4 in Boulogne-sur-Mer
Q1What is the price of a T4 in Boulogne-sur-Mer in 2026?
In Boulogne-sur-Mer, the median price of a T4 is €1,494/sq.m, with a range of €1,113 to €1,837/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.
Q2What budget for a T4 of 85 sq.m in Boulogne-sur-Mer?
For the average observed area (85 sq.m), the indicative budget goes from about €94,605 (1st quartile) to €156,145 (3rd quartile), around €126,990 at the median price. Indicative calculation, DVF price per sq.m multiplied by the area, excluding notary fees.
Q3How does the price of a T4 compare with apartments in Boulogne-sur-Mer?
The median price of a T4 in Boulogne-sur-Mer is about 7% below the city's apartment median (€1,600/sq.m), based on DVF sales published by the DGFiP.
Q4How many T4 sales in Boulogne-sur-Mer?
The DGFiP DVF database records 48 sales of this type in Boulogne-sur-Mer over the last 12 months.