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Guyancourt, 78280

Price of a house in Guyancourt

In Guyancourt, the median price of a house is €4,193/sq.m, i.e. about €461,230 for an average area of 110 sq.m. Data from actual DVF transactions by the DGFiP (62 sales over 12 months).

Price range (house)

Entry (1st quartile)
€3,732/sq.m
Median
€4,193/sq.m
High (3rd quartile)
€4,605/sq.m

What DVF sales say about the price of a house in Guyancourt

Among the neighbouring towns tracked by Briveo that measure the same property type, Versailles comes out at €8,818/sq.m, about 110% above, and Rambouillet at €3,594/sq.m, about 14% below. Guyancourt measures 6 property types, and the house comes 2nd on price per sq.m, 1st on sales volume over 12 months. The 62 house sales recorded over 12 months weigh about 31% of the 197 apartment and house sales in the town. Across all property types, DVF sales published by the DGFiP put the town's median price -0.3% over one year.

Indicative budget for a house of 110 sq.m

Entry (1st quartile)
€410,520
Median
€461,230
High (3rd quartile)
€506,550

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 62 sales
  • Figures computed on 2 September 2026

Other property types in Guyancourt

Property typeMedian price / sq.mp25-p75 rangeAverage surfaceSales 12 months
Studio€4,810€4,538 – €5,60626 m²14
T2€4,176€3,670 – €4,39948 m²30
T3€3,808€3,370 – €4,17966 m²39
T4€3,508€3,210 – €3,95683 m²37
T5+€3,186€2,869 – €3,443102 m²15

Price of a house in nearby cities

Cities tracked by BRIVEO in the same department, median for the same property type when available.

Frequently asked questions, House in Guyancourt

Q1What is the price of a house in Guyancourt in 2026?

In Guyancourt, the median price of a house is €4,193/sq.m, with a range of €3,732 to €4,605/sq.m (1st to 3rd quartile), based on DVF sales published by the DGFiP.

Q2What budget for a house of 110 sq.m in Guyancourt?

For the average observed area (110 sq.m), the indicative budget goes from about €410,520 (1st quartile) to €506,550 (3rd quartile), around €461,230 at the median price. Indicative calculation, DVF price per sq.m multiplied by the area, excluding notary fees.

Q3How does the price of a house compare with apartments in Guyancourt?

The median price of a house in Guyancourt is about 10% above the city's apartment median (€3,809/sq.m), based on DVF sales published by the DGFiP.

Q4How many house sales in Guyancourt?

The DGFiP DVF database records 62 sales of this type in Guyancourt over the last 12 months.