Price of a 5-room apartment and larger (T5+) in Montbonnot-Saint-Martin
In Montbonnot-Saint-Martin, the median price of a T5+ is €4,001/sq.m, i.e. about €432,108 for an average area of 108 sq.m. Data from actual DVF transactions by the DGFiP (7 sales over the 12 months ending 31 December 2025).
Price range (T5+)
What DVF sales say about the price of a T5+ in Montbonnot-Saint-Martin
Among the neighbouring towns tracked by Briveo that measure the same property type, Les Deux Alpes comes out at €5,882/sq.m, about 47% above, and Échirolles at €1,492/sq.m, about 63% below. The median price, €4,001/sq.m, falls in the middle third of the town's apartment price range, from the 1st to the 3rd quartile. Apartments sold in the town average 73 sq.m, against 108 sq.m for the T5+, about 48% more. Montbonnot-Saint-Martin measures 5 property types, and the T5+ comes 5th on price per sq.m, 4th on sales volume over 12 months. Out of 61 apartment and house sales in the town over 12 months, 7 concern this property type, about 11%. 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 +4.6% over one year.
Observed sale prices of a T5+ in Montbonnot-Saint-Martin
Of the sales of a T5+ à Montbonnot-Saint-Martin, half closed between 404,325 € and 466,500 €, for a median price of 427,950 €.
Half of the T5+ sold measure between 98 and 118 sq.m.
Three years of sales
| Year | Sales | Median per sq.m |
|---|---|---|
| 2023 | 4 | €3,928/sq.m |
| 2024 | 3 | €4,034/sq.m |
| 2025 | 7 | €3,968/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 7 sales
- Figures computed on 29 October 2026
The town
Montbonnot-Saint-Martin covers 6.4 km², lies between 215 and 356 m above sea level and had 5,698 inhabitants in the 2023 census.
Montbonnot-Saint-Martin is a French commune situated in the département of Isère in the Auvergne-Rhône-Alpes region. It forms part of the communauté de communes du Pays du Grésivaudan. Its inhabitants are known as Bonimontains.
The full property page of the town
From Wikidata and the Wikipedia article « Montbonnot-Saint-Martin », licensed CC BY-SA 4.0, read on 29 October 2026. Translated from the French article. Read the article
Other property types in Montbonnot-Saint-Martin
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 Montbonnot-Saint-Martin
Q1What is the price of a T5+ in Montbonnot-Saint-Martin in 2026?
In Montbonnot-Saint-Martin, the median price of a T5+ is €4,001/sq.m, with a range of €3,457 to €4,295/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.
Q2What budget for a T5+ of 108 sq.m in Montbonnot-Saint-Martin?
For the average observed area (108 sq.m), the indicative budget goes from about €373,356 (1st quartile) to €463,860 (3rd quartile), around €432,108 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 Montbonnot-Saint-Martin?
The median price of a T5+ in Montbonnot-Saint-Martin is about 4% below the city's apartment median (€4,166/sq.m), based on DVF sales published by the DGFiP.
Q4How many T5+ sales in Montbonnot-Saint-Martin?
The DGFiP DVF database records 7 sales of this type in Montbonnot-Saint-Martin over the last 12 months.