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Saint-Sébastien-sur-Loire · report

People and new homes in Saint-Sébastien-sur-Loire

In 2022 the population grew by 223 while 88 homes were started: 2.5 new residents for every new home.

New residents per new home, 2022
2.5
Population change, 2022
+223

Population change and homes started in Saint-Sébastien-sur-Loire

The population's yearly change, apparent net migration plus births minus deaths, against homes started. INSEE and SDES.

Population change

Show the numbers
YearPopulation change
2022223
202190
2020325
2019465
2018110
2017545
2016-34
2015501
2014456
2013305
2012-45
2011362
2010276
2009291
2008-22

Homes started

Show the numbers
YearHomes started
202288
2021398
2020241
201937
2018163
2017394
2016414
2015138
2014306
2013164
2012—
2011—
2010—
2009—
2008—

Year by year

YearNet migrationBirths minus deathsPopulation changeHomes started
2008−108+86−22—
2009+195+96+291—
2010+159+117+276—
2011+285+77+362—
2012−108+63−45—
2013+230+75+305164
2014+340+116+456306
2015+431+70+501138
2016−118+84−34414
2017+461+84+545394
2018+19+91+110163
2019+421+44+46537
2020+259+66+325241
2021+35+55+90398
2022+203+20+22388

Births and deaths are INSEE's civil registration, by place of residence. INSEE publishes no yearly migration for places, so migration here is what is left of the population change once births and deaths are taken out, and each year's population is itself drawn from five years of census surveys: read it as a trend. France counts no homes finished, so homes started (SDES Sitadel) stand in; most are finished about two years later. A home houses a household, not a person: two or three new residents per new home is roughly one home per new household.

Other reports for Saint-Sébastien-sur-Loire

At the median sale price, a 90 m² home costs €295,380. With 10% down and a 30-year mortgage, the payment is €1,150 a month. The HCSF caps it at 35% of a household's income.

Payment, two incomes
24%
Payment, one income
48%

Owning a 90 m² apartment costs less each month than renting it. Owning counts interest, running costs and the return the deposit could earn, at apartments' median sale price; rent is the asking rent. Repaying the loan is saving, so it is left out.

Rent per month
€1,223
Owning per month
€1,057

Figures for Loire-Atlantique: Saint-Sébastien-sur-Loire has no reliable figures of its own.

13.1% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.

Licensed, 12 months
10,457

4.0% of the 14,683 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.

Empty, 2023 census
4.0%
Empty homes
592

In 2025, 33% of the homes authorised were in existing buildings: conversions, extensions and changes of use.

Homes in existing buildings, 2025
33%