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Sainte-Geneviève-des-Bois (91) · report

People and new homes in Sainte-Geneviève-des-Bois (91)

In 2022 the population fell by 276 while 318 homes were started.

Homes started, 2022
318
Population change, 2022
−276

Population change and homes started in Sainte-Geneviève-des-Bois (91)

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
2022-276
2021-132
2020-33
201949
2018-185
2017-192
2016348
20152
2014-20
20139
2012833
2011264
2010576
2009141
200832

Homes started

Show the numbers
YearHomes started
2022318
2021114
202071
2019165
2018133
2017160
201676
201557
2014111
2013210
2012—
2011—
2010—
2009—
2008—

Year by year

YearNet migrationBirths minus deathsPopulation changeHomes started
2008−219+251+32—
2009−107+248+141—
2010+265+311+576—
2011+44+220+264—
2012+615+218+833—
2013−271+280+9210
2014−252+232−20111
2015−274+276+257
2016+118+230+34876
2017−447+255−192160
2018−446+261−185133
2019−181+230+49165
2020−193+160−3371
2021−391+259−132114
2022−463+187−276318

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 Sainte-Geneviève-des-Bois (91)

At the median sale price, a 90 m² home costs €288,450. With 10% down and a 30-year mortgage, the payment is €1,123 a month. The HCSF caps it at 35% of a household's income.

Payment, two incomes
25%
Payment, one income
50%

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
€1,582
Owning per month
€943

Figures for Essonne: Sainte-Geneviève-des-Bois (91) has no reliable figures of its own.

33.7% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.

Licensed, 12 months
5,659

4.5% of the 15,707 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.

Empty, 2023 census
4.5%
Empty homes
705

In 2025, 14% of the homes authorised were in existing buildings: conversions, extensions and changes of use.

Homes in existing buildings, 2025
14%