Real estate prices in Grandchamp

Department 78 — property sales (DVF data)

Population: 300 inhabitants (-6.5% between 2013 and 2023)

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Apartments — median/sqm (2025)
1621 €
Houses — median/sqm (2025)
3
Sales in 2025
10,3 %
1-year change (houses)
15,4 €
Apartment rent est. /sqm/month
11,9 €
House rent est. /sqm/month
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Gross yield apartments
8,8 %
Gross yield houses

Estimated asking rents — "Carte des loyers" 2025 (French Ministry of Ecological Transition). Gross yield = annual rent / median sale price per sqm.

Other communes — Yvelines

Versailles (13264 sales)
Sartrouville (7779 sales)
Houilles (5920 sales)
Poissy (5658 sales)
Rambouillet (5340 sales)
Chatou (5300 sales)
Élancourt (4928 sales)

Safety — recorded crime (2025)

Rate ‰France
Physical assaults (non-domestic) 0.0 3.2
Vehicle thefts 0.0 1.8

Source: SSMSI, French Ministry of the Interior. Offences recorded by police and gendarmerie, per 1,000 inhabitants — unreported offences are not included.

Energy labels (DPE)

Energy sieves (F+G): 13.3% (France: 9.9%)

LabelShare
A 6.7%
B 6.7%
C 13.3%
D 43.3%
E 16.7%
F 10.0%
G 3.3%

Source: ADEME (2026), 30 diagnostics performed since July 2021 — share of diagnosed dwellings, not a census of the stock. G banned from rental since 2025, F in 2028, E in 2034.

Nearby towns