Price of a 4-room apartment (T4) in Chilly-Mazarin
In Chilly-Mazarin, the median price of a T4 is €2,278/sq.m, i.e. about €179,962 for an average area of 79 sq.m. Data from actual DVF transactions by the DGFiP (45 sales over the 12 months ending 31 December 2025).
Price range (T4)
What DVF sales say about the price of a T4 in Chilly-Mazarin
The median price, €2,278/sq.m, falls in the lower third of the town's apartment price range, from the 1st to the 3rd quartile. Apartments sold in the town average 64 sq.m, against 79 sq.m for the T4, about 23% more. Chilly-Mazarin measures 6 property types, and the T4 comes 5th on price per sq.m, 2nd on sales volume over 12 months. Out of 230 apartment and house sales in the town over 12 months, 45 concern this property type, about 20%. Among the neighbouring towns tracked by Briveo that measure the same property type, Palaiseau comes out at €3,354/sq.m, about 47% above, and Étampes at €1,800/sq.m, about 21% below. 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 +6.9% over one year.
Observed sale prices of a T4 in Chilly-Mazarin
Of the sales of a T4 à Chilly-Mazarin, half closed between 167,210 € and 201,113 €, for a median price of 180,155 €.
Half of the T4 sold measure between 77 and 82 sq.m.
Three years of sales
| Year | Sales | Median per sq.m |
|---|---|---|
| 2023 | 52 | €2,315/sq.m |
| 2024 | 43 | €2,190/sq.m |
| 2025 | 45 | €2,323/sq.m |
Between 2023 and 2025, the median price per sq.m of a T4 stayed stable, 2,315 € then 2,323 €.
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 45 sales
- Figures computed on 30 October 2026
The town
Chilly-Mazarin covers 5.6 km², lies between 42 and 101 m above sea level and had 20,443 inhabitants in the 2023 census.
Chilly-Mazarin (pronounced [ ʃili mazaʁɛ̃]) is a French commune situated eighteen kilometres south of Paris in the département of l'Essonne in the Île-de-France region. Connected to Lutèce as early as the 3rd century by an aqueduct, Chilly-Mazarin was from the Middle Ages the estate of important families and then of celebrated noblemen who endowed it with châteaux, among them the heirs of Cardinal Jules Mazarin who gave it its name.
The full property page of the town
From Wikidata and the Wikipedia article « Chilly-Mazarin », licensed CC BY-SA 4.0, read on 13 October 2026. Translated from the French article. Read the article
Other property types in Chilly-Mazarin
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 Chilly-Mazarin
Q1What is the price of a T4 in Chilly-Mazarin in 2026?
In Chilly-Mazarin, the median price of a T4 is €2,278/sq.m, with a range of €2,112 to €2,472/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.
Q2What budget for a T4 of 79 sq.m in Chilly-Mazarin?
For the average observed area (79 sq.m), the indicative budget goes from about €166,848 (1st quartile) to €195,288 (3rd quartile), around €179,962 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 Chilly-Mazarin?
The median price of a T4 in Chilly-Mazarin is about 8% below the city's apartment median (€2,467/sq.m), based on DVF sales published by the DGFiP.
Q4How many T4 sales in Chilly-Mazarin?
The DGFiP DVF database records 45 sales of this type in Chilly-Mazarin over the last 12 months.