Data highlights are ordered by what stands out in Cernay-en-Dormois.
Who lives here
Fewer children live in Cernay-en-Dormois than in Marne’s towns or compared French towns: 13% are under 15
45.5median age
27% of residents are 65 or over, above Marne’s towns (25%) and compared French towns (22%) alike. Residents of Cernay-en-Dormois have a median age of 45.5.
Cernay-en-DormoisMarne medianFrance median
Ages · share of residents
27%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma28%
CAP or BEP25%
Baccalauréat20%
Higher education22%
Women and men · all residents
53% women, 47% men
WomenFrance medianMen
About 88 men for every 100 women. Median share of women: Marne 52.7%, France 51.8%.
INSEE, census 2023 · Marne median and France median: the median of compared communes
Work & commute
Walking, cycling and public transport carry fewer commuters in Cernay-en-Dormois than in Marne’s towns or compared French towns: 1.5%
2%walk, cycle or take transit
Unemployment stood at 7.1%, lower than both Marne’s towns (10.4%) and compared French towns (10.1%). Households’ median disposable income: €26,570 a year per consumption unit.
How working residents got to work · census 2023
Driving97%
Public transport2%
On foot0%
Bicycle0%
Motorbike or scooter0%
0
jobs based in Cernay-en-Dormois, 0.1 per working resident
7.1%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
€26,570
median annual income per consumption unit, 2023 · median of compared French towns €25,970
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
Housing
Estimated advertised rents run lower in Cernay-en-Dormois than in Marne’s towns or across compared French towns: €8.50/m² a month
€8.50/m²estimated apartment rent a month
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
Renting a house costs an estimated €7.06/m² a month. The market in Cernay-en-Dormois: 9 sales of houses and apartments between July 2023 and June 2026.
Estimated advertised apartment rent per m² a month
Cernay-en-Dormois€8.50/m²
Median of towns€12.41/m²
Marne median€10.89/m²
€8.50/m²
estimated advertised apartment rent a month, charges included (€6.69 to €10.79/m² a month)
€7.06/m²
estimated advertised house rent a month, charges included
Cernay-en-Dormois is a commune of 137 people in the Communauté de communes de l'Argonne Champenoise. 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
137 (INSEE, census 2023)
Intercommunality
Communauté de communes de l'Argonne Champenoise
Département
Marne (51)
Région
Grand Est
Area
9.8 sq mi (25.5 km²)
INSEE code
51104
Cernay-en-Dormois’ 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.