Price of a 3-room apartment (T3) in Rosny-sous-Bois
In Rosny-sous-Bois, the median price of a T3 is €3,627/sq.m, i.e. about €228,501 for an average area of 63 sq.m. Data from actual DVF transactions by the DGFiP (113 sales over the 12 months ending 31 December 2025).
Price range (T3)
What DVF sales say about the price of a T3 in Rosny-sous-Bois
Compared with the neighbouring towns tracked by Briveo where this property type is measured, Saint-Ouen-sur-Seine comes out at €6,459/sq.m, about 78% above, and Épinay-sur-Seine at €2,656/sq.m, about 27% below. The average area of the T3 sold, 63 sq.m, is about 11% larger than that of the apartments sold in the town, 57 sq.m. The median price, €3,627/sq.m, falls in the middle third of the town's apartment price range, from the 1st to the 3rd quartile. Out of 430 apartment and house sales in the town over 12 months, 113 concern this property type, about 26%. Of the 6 property types measured in Rosny-sous-Bois, the T3 ranks 4th by price per sq.m and 1st by number of sales over 12 months. Across all the town's apartments, whatever their number of rooms, the median price per sq.m has moved +2.8% over one year, based on DVF sales published by the DGFiP.
Observed sale prices of a T3 in Rosny-sous-Bois
Of the sales of a T3 à Rosny-sous-Bois, half closed between 190,000 € and 260,000 €, for a median price of 225,000 €.
Half of the T3 sold measure between 58 and 67 sq.m.
Three years of sales
| Year | Sales | Median per sq.m |
|---|---|---|
| 2023 | 120 | €3,667/sq.m |
| 2024 | 115 | €3,591/sq.m |
| 2025 | 113 | €3,615/sq.m |
Between 2023 and 2025, the median price per sq.m of a T3 stayed stable, 3,667 € then 3,615 €.
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 113 sales
- Figures computed on 31 October 2026
The town
Rosny-sous-Bois covers 5.9 km², lies between 45 and 116 m above sea level and had 47,180 inhabitants in the 2023 census.
Rosny-sous-Bois [ʁonisubwɑ] is a French commune situated in Île-de-France, to the east of Paris, in the département of Seine-Saint-Denis.
The full property page of the town
From Wikidata and the Wikipedia article « Rosny-sous-Bois », licensed CC BY-SA 4.0, read on 13 October 2026. Translated from the French article. Read the article
Other property types in Rosny-sous-Bois
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 Rosny-sous-Bois
Q1What is the price of a T3 in Rosny-sous-Bois in 2026?
In Rosny-sous-Bois, the median price of a T3 is €3,627/sq.m, with a range of €3,074 to €4,107/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.
Q2What budget for a T3 of 63 sq.m in Rosny-sous-Bois?
For the average observed area (63 sq.m), the indicative budget goes from about €193,662 (1st quartile) to €258,741 (3rd quartile), around €228,501 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 Rosny-sous-Bois?
The median price of a T3 in Rosny-sous-Bois is about 3% below the city's apartment median (€3,754/sq.m), based on DVF sales published by the DGFiP.
Q4How many T3 sales in Rosny-sous-Bois?
The DGFiP DVF database records 113 sales of this type in Rosny-sous-Bois over the last 12 months.