House construction cost per m² in France in 2026
What does a new house really cost in France? Official figures, regional ranges and a trade-by-trade example.
The official figure: €1,914/m²
According to the 2024 EPTB survey by the ministry’s statistics service (SDES), the average new detached house costs €1,914/m² excluding land, for an average 118 m², about €225,500. The average plot costs €95,000 for 932 m² (€102/m²), bringing the full project to about €313,700.
What 2026 projects show
The 2026 barometer by simulateur-prix-construction-maison.fr, based on 632 projects between 28 March and 2 September 2026, gives a median of €2,063/m²; half of projects fall between €1,900 and €2,219/m².
Regional differences
SDES figures range from about €1,685/m² in Centre-Val de Loire to €2,156/m² in Provence-Alpes-Côte d’Azur and €2,158/m² in Corsica. Our calculator applies a regional factor to direct costs only.
Example: the 120 m² H120 house
Our turnkey H120 reference house in Lyon: €250,000 excl. VAT, i.e. €300,000 incl. VAT, including studies, management and insurance, excluding land. A 100 m² Essentiel version is €216,000 incl. VAT, a 120 m² Premium version €331,565.
What the per-m² price excludes
Land, public utility connections, planning tax and landscaping are separate budgets.