Data highlights are ordered by what stands out in Montainville.
Who lives here
More people in Montainville hold a degree than in Yvelines’ towns or compared French towns: 54%
42.5median age
The share aged 15 to 24 is 7.8%. 21% are under 15, near Yvelines’ towns (20%) and higher than compared French towns (17%). The 65-and-over age group makes up 15% of residents.
MontainvilleYvelines medianFrance median
Ages · share of residents
8%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma9%
CAP or BEP14%
Baccalauréat20%
Higher education54%
Women and men · all residents
51% women, 49% men
WomenFrance medianMen
About an even split. Median share of women: Yvelines 51.6%, France 51.8%.
INSEE, census 2023 · Yvelines median and France median: the median of compared communes
Work & commute
Incomes in Montainville run higher than in Yvelines’ towns and across compared French towns: a median €37,400 a year per consumption unit
13%walk, cycle or take transit
100 jobs are based in Montainville, for 300 working residents (0.3 per worker). 13.4% of commuters left the car at home at the census, walking, cycling or taking public transport. Unemployment stood at 7.5%, below both Yvelines’ towns (8.7%) and compared French towns (10.1%).
How working residents got to work · census 2023
Driving79%
Public transport10%
On foot3%
Motorbike or scooter1%
Bicycle0%
100
jobs based in Montainville, 0.3 per working resident
7.5%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
€37,400
median annual income per consumption unit, 2023 · median of compared French towns €25,970
Montainville is a commune of 589 people in the Communauté de communes Gally Mauldre. TownRatings compares communes, France’s local unit: each has its own mayor and its own statistics. Its area takes in the town and the countryside around it.
Built from INSEE’s 2026 official geography (COG) and IGN Admin Express boundaries
Population
589 (INSEE, census 2023)
Intercommunality
Communauté de communes Gally Mauldre
Département
Yvelines (78)
Région
Île-de-France
Area
1.8 sq mi (4.8 km²)
INSEE code
78415
Montainville’s neighbors
The nearest towns of 2,500 or more. The map uses IGN’s commune boundaries. See them on the map →
Contains public sector information under the Licence Ouverte / Open Licence 2.0 (Etalab): INSEE, DGFiP, the Interior Ministry’s statistics service (SSMSI), the Ministry of Education (DEPP), the Health Ministry’s statistics service (DREES) and the Housing Ministry (Carte des loyers). Commune boundaries: IGN Admin Express.