Price of a 5-room apartment and larger (T5+) in Ermont
In Ermont, the median price of a T5+ is €3,111/sq.m, i.e. about €298,656 for an average area of 96 sq.m. Data from actual DVF transactions by the DGFiP (8 sales over the 12 months ending 31 December 2025).
Price range (T5+)
What DVF sales say about the price of a T5+ in Ermont
The average area of the T5+ sold, 96 sq.m, is about 54% larger than that of the apartments sold in the town, 63 sq.m. The median price, €3,111/sq.m, falls in the lower third of the town's apartment price range, from the 1st to the 3rd quartile. The 8 T5+ sales recorded over 12 months weigh about 3% of the 278 apartment and house sales in the town. Ermont measures 6 property types, and the T5+ comes 6th on price per sq.m, 6th on sales volume over 12 months. Compared with the neighbouring towns tracked by Briveo where this property type is measured, Sarcelles at €1,707/sq.m, about 45% below. Across all the town's apartments, whatever their number of rooms, the median price per sq.m has moved -1.8% over one year, based on DVF sales published by the DGFiP.
Observed sale prices of a T5+ in Ermont
Of the sales of a T5+ à Ermont, half closed between 250,625 € and 353,750 €, for a median price of 300,675 €.
Half of the T5+ sold measure between 93 and 100 sq.m.
Three years of sales
| Year | Sales | Median per sq.m |
|---|---|---|
| 2023 | 11 | €3,100/sq.m |
| 2024 | 9 | €3,076/sq.m |
| 2025 | 8 | €3,422/sq.m |
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 8 sales
- Figures computed on 30 October 2026
The town
Ermont covers 4.2 km², lies between 43 and 65 m above sea level and had 29,489 inhabitants in the 2023 census. Its inhabitants are called the Ermontois.
Ermont is a French commune situated in the Val-d'Oise department, in the Île-de-France region. It is a member of the Communauté d'agglomération Val Parisis. With 29,489 inhabitants at the last census of 2023, it is one of the most significant communes in Val-d'Oise and the vallée de Montmorency.
The full property page of the town
From Wikidata and the Wikipedia article « Ermont », licensed CC BY-SA 4.0, read on 13 October 2026. Translated from the French article. Read the article
Other property types in Ermont
Price of a T5+ in nearby cities
Cities tracked by BRIVEO in the same department, median for the same property type when available.
Frequently asked questions, T5+ in Ermont
Q1What is the price of a T5+ in Ermont in 2026?
In Ermont, the median price of a T5+ is €3,111/sq.m, with a range of €2,652 to €3,515/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.
Q2What budget for a T5+ of 96 sq.m in Ermont?
For the average observed area (96 sq.m), the indicative budget goes from about €254,592 (1st quartile) to €337,440 (3rd quartile), around €298,656 at the median price. Indicative calculation, DVF price per sq.m multiplied by the area, excluding notary fees.
Q3How does the price of a T5+ compare with apartments in Ermont?
The median price of a T5+ in Ermont is about 15% below the city's apartment median (€3,663/sq.m), based on DVF sales published by the DGFiP.
Q4How many T5+ sales in Ermont?
The DGFiP DVF database records 8 sales of this type in Ermont over the last 12 months.