Franconville

Cost of living in Franconville — 2026

Franconville has 37,754 residents and lies in Val-d'Oise. For a reference home of 45 m², rent works out to about €828 per month in 2026. Asking rent stands at 18.41 €/m², a 26% gap separating smaller units (21.46 €/m²) from homes of three rooms or more (17.02 €/m²). Renting a house costs 16.62 €/m². To buy, expect 2,934 €/m² — the equivalent of 13 years of rent. Houses cost more, at 3,985 €/m². Median income is 26,930 €/year, meaning reference rent absorbs about 37% of monthly income. The property tax rate on built land is 42.6%. Diesel averages 2.22 €/L. Medical density reaches 57.1 general practitioners per 100,000 residents. There are 11.8 places to eat and drink per 1,000 residents within a 5 km radius.