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Jouy-en-Josas, 78350

Price of a 3-room apartment (T3) in Jouy-en-Josas

In Jouy-en-Josas, the median price of a T3 is €3,872/sq.m, i.e. about €255,552 for an average area of 66 sq.m. Data from actual DVF transactions by the DGFiP (9 sales over the 12 months ending 31 December 2025).

Price range (T3)

Entry (1st quartile)
€3,383/sq.m
Median
€3,872/sq.m
High (3rd quartile)
€4,474/sq.m

What DVF sales say about the price of a T3 in Jouy-en-Josas

Compared with the neighbouring towns tracked by Briveo where this property type is measured, Versailles comes out at €6,471/sq.m, about 67% above, and Poissy at €3,531/sq.m, about 9% below. Half the town's apartment sales sit between its 1st and 3rd quartiles, and at €3,872/sq.m this median lands in the middle third of that span. This property type takes about 12% of local activity, 9 of the 73 apartment and house sales counted over twelve months. Of the 6 property types measured in Jouy-en-Josas, the T3 ranks 5th by price per sq.m and 4th 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 +1.5% over one year, based on DVF sales published by the DGFiP.

Observed sale prices of a T3 in Jouy-en-Josas

Of the sales of a T3 à Jouy-en-Josas, half closed between 206,625 € and 333,500 €, for a median price of 287,500 €.

Entry (1st quartile)
€206,625
Median
€287,500
High (3rd quartile)
€333,500

Half of the T3 sold measure between 61 and 78 sq.m.

Three years of sales

YearSalesMedian per sq.m
202312€3,991/sq.m
20249€3,744/sq.m
20259€3,769/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 9 sales
  • Figures computed on 30 October 2026

The town

Jouy-en-Josas covers 10.1 km², lies between 77 and 179 m above sea level and had 7,981 inhabitants in the 2023 census.

Jouy-en-Josas [ʒwi ɑ̃ ʒozas] is a French commune situated in the département of Yvelines in the Île-de-France region, along the valley of the Bièvre, to the north of the plateau de Saclay and the vallée de Chevreuse, and to the south of Versailles. Jouy-en-Josas is distinguished by its exceptional natural surroundings, with notably the forêt de Versailles which borders the commune to the north and the vallée de la Bièvre which runs through Jouy from one end to the other.

The full property page of the town

From Wikidata and the Wikipedia article « Jouy-en-Josas », licensed CC BY-SA 4.0, read on 13 October 2026. Translated from the French article. Read the article

Other property types in Jouy-en-Josas

Property typeMedian price / sq.mCentral range, middle half of salesAverage surfaceSales, 12 months ending 31 December 2025
Studio€4,444€4,122 – €5,11030 m²7
T2€3,959€3,743 – €4,71143 m²13
T4€3,758€3,316 – €3,90587 m²13
T5+€4,035€3,151 – €4,288107 m²4
House€5,569€4,258 – €6,158121 m²27

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 Jouy-en-Josas

Q1What is the price of a T3 in Jouy-en-Josas in 2026?

In Jouy-en-Josas, the median price of a T3 is €3,872/sq.m, with a range of €3,383 to €4,474/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.

Q2What budget for a T3 of 66 sq.m in Jouy-en-Josas?

For the average observed area (66 sq.m), the indicative budget goes from about €223,278 (1st quartile) to €295,284 (3rd quartile), around €255,552 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 Jouy-en-Josas?

The median price of a T3 in Jouy-en-Josas is about 2% below the city's apartment median (€3,942/sq.m), based on DVF sales published by the DGFiP.

Q4How many T3 sales in Jouy-en-Josas?

The DGFiP DVF database records 9 sales of this type in Jouy-en-Josas over the last 12 months.