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The figures side by side

MeasureSeine-et-Marne
Price per m²—
Change in a year—
Change in five years—
Affordability
Payment, two incomes23%
Payment, one income47%
New homes
Licensed, 12 months7,285
Per 1,000 residents5.0
Past cycles
Deepest fall−12.5%
Recovery from the low135 months
People and new homes
New residents per new home, 20222.2
Population change, 2022+15,709
Empty homes
Empty, 2023 census6.5%
Empty homes43,086
Renovation
Homes in existing buildings, 202516%
Public housing works
Signed in 2025€8.6M
Per resident, 2025€6

Each place's own figures where it has them; a dash means there is none. Prices are asking prices where a place has them, and bank valuations otherwise.

Every report

Affordability

  • Seine-et-Marne

    At the median sale price, a 90 m² home costs €275,310. With 10% down and a 30-year mortgage, the payment is €1,072 a month. The HCSF caps it at 35% of a household's income.

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New homes

  • Seine-et-Marne

    29.0% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.

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Past cycles

  • Seine-et-Marne

    Prices of existing homes have fallen by 3% or more 3 times since 1996. The deepest began in Q3 2007.

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People and new homes

  • Seine-et-Marne

    In 2022 the population grew by 15,709 while 7,234 homes were started: 2.2 new residents for every new home.

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Empty homes

  • Seine-et-Marne

    6.5% of the 661,580 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.

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Renovation

  • Seine-et-Marne

    In 2025, 16% of the homes authorised were in existing buildings: conversions, extensions and changes of use.

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Public housing works

  • Seine-et-Marne

    Public bodies signed €8.6M of housing works here in 2025, and €19.1M since 2024.

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