Imofolio

Montesson · report

Empty homes in Montesson

6.2% of the 6,465 homes counted in the 2023 census stood empty, whether for sale, to let or for other reasons.

Empty, 2023 census
6.2%
Empty homes
399

Empty homes in Montesson, census by census

Share of homes standing empty at each census, against the wider areas.

  • Montesson
  • Yvelines
  • France
Show the numbers
CensusMontessonYvelinesFrance
20236.2%5.9%7.8%
20174.3%6.3%8.2%
20124.5%5.5%7.6%
20073.8%4.8%6.5%
19995.5%6.1%6.9%
19904.8%5.2%7.2%
19825.4%5.8%7.6%
19754.8%6.6%7.7%
19684.0%6.5%6.6%

Against the wider area

Share of homes standing empty in the 2023 census.

AreaEmpty
Montesson6.2%
Yvelines5.9%
France7.8%

INSEE counts a home as vacant when nobody lives in it: for sale, to let, already let or sold but not yet occupied, awaiting repair, or kept empty. Second homes are counted apart and are not included. The latest census is the rolling survey of 2021 to 2025.

Other reports for Montesson

At the median sale price, a 90 m² home costs €439,740. With 10% down and a 30-year mortgage, the payment is €1,712 a month. The HCSF caps it at 35% of a household's income.

Payment, two incomes
28%
Payment, one income
56%

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
€1,855
Owning per month
€1,371

Figures for Yvelines: Montesson has no reliable figures of its own.

12.7% fewer homes were licensed for construction in the last 12 months than in an average year of the past decade.

Licensed, 12 months
7,492

In 2022 the population fell by 57 while 123 homes were started.

Homes started, 2022
123
Population change, 2022
−57

In 2025, 98% of the homes authorised were in existing buildings: conversions, extensions and changes of use.

Homes in existing buildings, 2025
98%