Price of a 4-room apartment (T4) in Rosny-sous-Bois
In Rosny-sous-Bois, the median price of a T4 is €3,115/sq.m, i.e. about €242,970 for an average area of 78 sq.m. Data from actual DVF transactions by the DGFiP (55 sales over 12 months).
Price range (T4)
What DVF sales say about the price of a T4 in Rosny-sous-Bois
Among the neighbouring towns tracked by Briveo that measure the same property type, Saint-Ouen-sur-Seine comes out at €6,570/sq.m, about 111% above, and Livry-Gargan at €2,447/sq.m, about 21% below. At €3,115/sq.m, the median price lands in the lower third of the town's apartment range, 1st to 3rd quartile. Apartments sold in the town average 57 sq.m, against 78 sq.m for the T4, about 37% more. Of the 6 property types measured in Rosny-sous-Bois, the T4 ranks 5th by price per sq.m and 4th by number of sales over 12 months. Out of 430 apartment and house sales in the town over 12 months, 55 concern this property type, about 13%. Across all property types, DVF sales published by the DGFiP put the town's median price +2.8% over one year.
Indicative budget for a T4 of 78 sq.m
Indicative calculation: DVF price per sq.m multiplied by the average observed area, excluding notary fees.
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 55 sales
- Figures computed on 2 September 2026
Other property types in Rosny-sous-Bois
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 Rosny-sous-Bois
Q1What is the price of a T4 in Rosny-sous-Bois in 2026?
In Rosny-sous-Bois, the median price of a T4 is €3,115/sq.m, with a range of €2,540 to €3,687/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.
Q2What budget for a T4 of 78 sq.m in Rosny-sous-Bois?
For the average observed area (78 sq.m), the indicative budget goes from about €198,120 (1st quartile) to €287,586 (3rd quartile), around €242,970 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 Rosny-sous-Bois?
The median price of a T4 in Rosny-sous-Bois is about 17% below the city's apartment median (€3,754/sq.m), based on DVF sales published by the DGFiP.
Q4How many T4 sales in Rosny-sous-Bois?
The DGFiP DVF database records 55 sales of this type in Rosny-sous-Bois over the last 12 months.