Price of a 3-room apartment (T3) in L'Île-Saint-Denis
In L'Île-Saint-Denis, the median price of a T3 is €3,880/sq.m, i.e. about €244,440 for an average area of 63 sq.m. Data from actual DVF transactions by the DGFiP (16 sales over the 12 months ending 31 December 2025).
Price range (T3)
What DVF sales say about the price of a T3 in L'Île-Saint-Denis
Among the neighbouring towns tracked by Briveo that measure the same property type, Saint-Ouen-sur-Seine comes out at €6,459/sq.m, about 66% above, and Épinay-sur-Seine at €2,656/sq.m, about 32% below. Half the town's apartment sales sit between its 1st and 3rd quartiles, and at €3,880/sq.m this median lands in the middle third of that span. Apartments sold in the town average 58 sq.m, against 63 sq.m for the T3, about 8% more. Of the 5 property types measured in L'Île-Saint-Denis, the T3 ranks 5th by price per sq.m and 1st by number of sales over 12 months. The 16 T3 sales recorded over 12 months weigh about 46% of the 35 apartment and house sales in the town. For all of the town's apartments, whatever their number of rooms, DVF sales published by the DGFiP show the median price per sq.m moving +8.7% over one year.
Observed sale prices of a T3 in L'Île-Saint-Denis
Of the sales of a T3 à L'Île-Saint-Denis, half closed between 208,750 € and 290,625 €, for a median price of 246,500 €.
Half of the T3 sold measure between 61 and 67 sq.m.
Three years of sales
| Year | Sales | Median per sq.m |
|---|---|---|
| 2023 | 20 | €4,160/sq.m |
| 2024 | 14 | €3,395/sq.m |
| 2025 | 16 | €3,925/sq.m |
Between 2023 and 2025, the median price per sq.m of a T3 went from 4,160 € to 3,925 €, −5.6 %.
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 16 sales
- Figures computed on 2 October 2026
The town
L'Île-Saint-Denis covers 1.8 km², lies between 22 and 33 m above sea level and had 8,696 inhabitants in the 2023 census.
L'Île-Saint-Denis is a French commune situated in the département of Seine-Saint-Denis, whose territory corresponds perfectly to that of a fluvial island in the Seine, the île Saint-Denis. It is often considered, wrongly, to be part of the town of Saint-Denis. Its area and population make it one of the smallest communes in Seine-Saint-Denis.
The full property page of the town
From Wikidata and the Wikipedia article « L'Île-Saint-Denis », licensed CC BY-SA 4.0, read on 13 October 2026. Translated from the French article. Read the article
Other property types in L'Île-Saint-Denis
Price of a T3 in nearby cities
Cities tracked by BRIVEO in the same department, median for the same property type when available.
Frequently asked questions, T3 in L'Île-Saint-Denis
Q1What is the price of a T3 in L'Île-Saint-Denis in 2026?
In L'Île-Saint-Denis, the median price of a T3 is €3,880/sq.m, with a range of €3,349 to €4,466/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.
Q2What budget for a T3 of 63 sq.m in L'Île-Saint-Denis?
For the average observed area (63 sq.m), the indicative budget goes from about €210,987 (1st quartile) to €281,358 (3rd quartile), around €244,440 at the median price. Indicative calculation, DVF price per sq.m multiplied by the area, excluding notary fees.
Q3How does the price of a T3 compare with apartments in L'Île-Saint-Denis?
The median price of a T3 in L'Île-Saint-Denis is close to the city's apartment median (€3,889/sq.m), based on DVF sales published by the DGFiP.
Q4How many T3 sales in L'Île-Saint-Denis?
The DGFiP DVF database records 16 sales of this type in L'Île-Saint-Denis over the last 12 months.