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Property Prices in Le Sillon de Bretagne, Saint-Herblain2026 property valuation

Name: Property prices per m² in Le Sillon de Bretagne, Saint-Herblain
Creator: Immover
License: https://www.etalab.gouv.fr/licence-ouverte-open-licence

Updated: January 2026 Sources: DVF · Notaires de France · Immover January 2026 · DVF, Notaires de France, Immover

In brief

The average price per m² in Le Sillon de Bretagne (Saint-Herblain) is 2 860 €/m² for an apartment, within a range of 2,6 to 3,1 k€ per m², based on actual notarised (DVF) sales. Over the period, the market fell 8 % over 5 years and rose 10,4 % over the last 12 months, with about 36 transactions per year.

Le Sillon de Bretagne, around its tower block, in the north of Saint-Herblain.

Property Prices in Le Sillon de Bretagne

The 2026 figures· Indicative data

2 860^€/m²

Apartments in the Le Sillon de Bretagne district of Saint-Herblain sell at an average price of around 2 860 €/m², based on prices actually recorded (DVF transactions, notarised sales). Between 2 632 and 3 077 €/m² covers half of all sales, the gap reflecting the type of property, the floor, the condition and the progress of the urban renewal scheme. Five-year trend: -8 %.

T2 (2 rooms)2 951 €

Apartment (average)2 860 €

T4 and larger (4+ rooms)2 820 €

T3 (3 rooms)2 801 €

12-month change

+10,4 %

5-year change

-8 %

Transactions / year

Price range /m²

2,6 to 3,1 k€

Prices from the DVF file (Demandes de valeurs foncières, published by the DGFiP), transactions actually recorded at the notary, aggregated at district level using the IRIS zoning of INSEE. Cross-referenced with the Notaires de France - INSEE indices. Learn more about our methodology.

Market trend

-8 % over 5 years

Change in the average price per m² in Le Sillon de Bretagne, Saint-Herblain, 2021 to 2026. Source: DVF.

After 3 102 €/m² in 2021, the average price in the Le Sillon de Bretagne district of Saint-Herblain reaches 2 860 €/m² in 2026, a change of roughly -8 % over the period.

Le Sillon de Bretagne compared with its neighbouring districts

average €/m²

DistrictTierPrice /m²Gap

Le Bourg3 045 €+6 %

La Pelousière3 012 €+5 %

Les Quatre Vents2 990 €+5 %

Le Sillon de Bretagne2 860 €ref.

Bourgonnière2 729 €-5 %

Accessibility

LocationThe district occupies the north of Saint-Herblain, around its tower block.
BusThe bus network and the chronobus routes serve the district and link it to central Nantes and to the neighbouring areas.
FacilitiesSchools, facilities and local amenities serve the area.

Shops and services

Shops

The local shops of the district serve residents, complemented by those of the Atlantis hub.

Setting and landmarks

The Sillon de Bretagne tower block and its surroundings give this large northern district under renewal its structure.

Services

Schools and local services serve the families of the district.

The history of the district

Le Sillon de Bretagne is a district in the north of Saint-Herblain, known for its tower block, one of the tallest residential buildings in western France, built in the 1970s. The tower and its surroundings form a large housing estate that stands out in the landscape of the town.

The district, designated a priority area, is the subject of urban renewal works that are reshaping its buildings and public spaces. It has facilities and local shops of its own, in the north of the town.

On the market, Le Sillon de Bretagne stands at around 2 860 €/m². Demand centres on the apartments of the district, in an area engaged in a renewal programme.

Who buys in Le Sillon de Bretagne

Le Sillon de Bretagne attracts first-time buyers, families and investors looking for measured prices in the north of Saint-Herblain, in a housing district under renewal. Demand centres on apartments in the blocks of the area, valued for their cost and for the local facilities.

Frequently asked questions

The average price in Le Sillon de Bretagne is 2 860 €/m² for an apartment (actual DVF transactions, notarised sales), within a range of 2 632 to 3 077 €/m² depending on the building, the floor and the condition.

The district occupies the north of the town, around its tower block, one of the tallest residential buildings in western France.

Le Sillon de Bretagne stands at around 2 860 €/m². Prices vary with the type of property, the floor, the condition and the progress of the urban renewal scheme in the area.

Mainly apartments, in the blocks of the large estate, in a district engaged in urban renewal works. The area suits buyers looking for measured prices.

This analysis is published by Immover, an independent observatory founded by Antony Barbier. Data sourced from official sources (DVF, INSEE, Notaries of France).