Saint-Ouen-l'Aumône

Cost of living in Saint-Ouen-l'Aumône — 2026

Saint-Ouen-l'Aumône has 25,578 residents and lies in Val-d'Oise. For a reference home of 45 m², rent works out to about €829 per month in 2026. Asking rent stands at 18.42 €/m², a 34% gap separating smaller units (21.54 €/m²) from homes of three rooms or more (16.13 €/m²). Renting a house costs 15.64 €/m². To buy, expect 3,105 €/m² — the equivalent of 14 years of rent. Median income is 23,920 €/year, meaning reference rent absorbs about 42% of monthly income. The property tax rate on built land is 44.4%. Diesel averages 2.22 €/L. Medical density reaches 57.1 general practitioners per 100,000 residents. There are 10.2 places to eat and drink per 1,000 residents within a 5 km radius.