The average price per m² in Saint-Ouen-sur-Seine is 6 341 €/m² for an apartment, based on actual notarised (DVF) sales. About 528 transactions are recorded each year.
Ambience illustration of Saint-Ouen-sur-Seine, between the Puces, the Docks and the banks of the Seine.
The average price of apartments in Saint-Ouen-sur-Seine stands at 6 341 €/m², according to the DVF database, which records the sales actually registered before notaries. The market is dense and active, of the order of 528 apartment sales a year. That average covers marked gaps: the older stock of the Vieux Saint-Ouen and the blocks of the northern sectors trade below the municipal average, while the schemes delivered at the Docks, along the boulevard Victor-Hugo and around the Village des athlètes pull values upwards. With more than nine dwellings in ten being flats, the municipality offers very few houses.
Prices from the DVF file (Demandes de valeurs foncières, published by the DGFiP), transactions actually recorded at the notary at municipality level. Cross-referenced with the Notaires de France - INSEE indices. Learn more about our methodology.
After 6 682 €/m² in 2021, the average price in Saint-Ouen-sur-Seine reaches 6 341 €/m² in 2026, roughly -5 % over the period.
The Saint-Ouen market rests first of all on transport. The arrival of Line 14 at Mairie de Saint-Ouen in December 2020, alongside Line 13, the RER C and the T3b tram, has brought the municipality closer to central Paris and widened its pool of buyers to households that previously looked at the northern arrondissements. To that accessibility is added the move of the Île-de-France regional council in 2018 and the growth of offices along the Seine, which have taken the municipality from a strictly residential and industrial profile to a service-sector employment hub.
The second driver is new supply. The Docks eco-district, then the conversion of the Village des athlètes of the 2024 Games, shared with Saint-Denis and L'Île-Saint-Denis, have added several thousand dwellings in a few years, a large share of them social housing. That flow sustains a high volume of sales, of the order of 528 apartment transactions a year, and pulls the municipal average upwards. It also creates a two-speed market, between recent schemes and post-war co-ownerships whose value depends more and more on the energy rating.
Backing onto the northern ring road, Saint-Ouen-sur-Seine sits in the upper middle of its inner suburb: clearly above Aubervilliers, at a level close to Asnières-sur-Seine, and far behind Levallois-Perret.
The municipality owes its name to Ouen, bishop of Rouen in the 7th century, whose cult settled on this village by the Seine. Long rural, covered with vines and market gardens turned towards the Paris halls, it took shape around a château: between 1664 and 1669, Joachim de Seiglières de Boisfranc had a residence built there by the architect Antoine Le Pautre. It was there that Louis XVIII signed, on 2 May 1814, the Déclaration de Saint-Ouen, the text announcing the constitutional Charter. In 1823, the king had a new château built by Jean-Jacques-Marie Huvé and Jacques-Ignace Hittorff, given to the comtesse du Cayla, who lived there until her death in 1852.
The 19th century tipped the municipality into industry. In 1830, a water basin was dug at right angles to the Seine, 600 metres long and 50 wide: it gave birth to the docks, where a coal depot was set up in 1885. Factories, warehouses and workshops lined up along the river and the railway, drawing a working population housed in estates and small tenement blocks. In the 1870s, the rag-and-bone dealers driven out of Paris settled beyond the fortifications: the marché aux Puces was officially born there in 1885. The covered markets followed, Vernaison in 1920, Malik in 1921, Biron in 1925, Jules-Vallès in 1938.
The deindustrialisation of the late 20th century freed vast tracts of land, converted from the 2000s onwards. The Docks eco-district replaced the former port installations with housing, offices and the Grand Parc opened along the Seine; a maintenance site for Line 14 was brought into service there at the start of 2020. The Île-de-France regional council moved its headquarters to the municipality in 2018, the year in which it officially took the name Saint-Ouen-sur-Seine. The Village des athlètes of the 2024 Games, shared with Saint-Denis and L'Île-Saint-Denis, has been converted into a residential district whose first occupants arrived in the summer of 2025. That succession of building sites explains the juxtaposition of old low-rise streets and newly built fronts.
According to INSEE, the French national statistics institute, Saint-Ouen-sur-Seine has 53 615 inhabitants and 28 613 dwellings, of which 88 % are main residences: the municipality is lived in year-round and very little concerned by second homes. The stock is almost exclusively made up of flats, with 92,3 % apartments and only around 1 300 houses. Tenants account for 71,3 % of main residences and owners for 27,3 %, with social housing close to 29 % of the stock. Buyers are therefore above all first-time buyers and young working households looking for an address a few stops from Paris, along with investors drawn by continuous rental demand. The average household size, 2,12 people, reflects a majority of small dwellings.
The average price of apartments in Saint-Ouen-sur-Seine is 6 341 €/m², calculated on the DVF transactions actually completed before notaries. It is a municipal average: an older studio in the Vieux Saint-Ouen and a new dwelling delivered at the Docks or near the Village des athlètes do not sit at the same level. The year of construction, the storey and the distance to the metro explain most of the observed gaps.
The highest values are concentrated on the recent schemes: the Docks eco-district and its surroundings by the Grand Parc, the Victor-Hugo sector close to the porte de Saint-Ouen, and the new district that came out of the Village des athlètes, delivered from 2025 onwards. The older fabric of the centre, around the town hall and the marché aux Puces, along with the post-war housing estates in the north of the municipality, remain below the average.
Saint-Ouen-sur-Seine is served by Line 13 of the metro, by Line 14 extended to Mairie de Saint-Ouen in December 2020, by Line C of the RER and by the T3b tram at the gates of Paris. That density of services, rare in the northern inner suburbs of Paris, puts a large part of the municipality less than a quarter of an hour from the centre of the capital and directly supports property values.
It is possible but rare. INSEE counts around 1 300 houses against more than 26 000 apartments, less than 5 % of the stock. Those houses are found mainly in the low-rise streets inherited from the old working fabric, often on small plots. The number of annual sales there is low, which makes price references scarcer and negotiations more dependent on the condition of the property.
The two markets clearly coexist. New build, very present at the Docks and in the district that came out of the Village des athlètes, offers high energy performance and outdoor space, at a price above the municipal average. Older stock, in the centre and around the Puces, gives access to larger floor areas for a smaller budget, but often means allowing for an energy renovation budget.
This analysis is published by Immover, an independent observatory founded by Antony Barbier. Data sourced from official sources (DVF, INSEE, Notaries of France).