Grades start at 1,000 residents for French towns, so Ersa has none. Second homes make up just over three quarters of its housing. Over-65s are 50% of the population.
What makes Ersa stand out
The 2 things Ersa does most differently from other towns.
Immeuble dit maison-tour, sis dans le hameau de Poggio: Photo: Pierre Bona · CC BY-SA 3.0 · Tour de la Giraglia, sur l'île de la Giraglia: Photo: Olivier Dugornay · CC BY 4.0 · Église Saint-André de Granaggiolo et son clocher: Photo: Pierre Bona · CC BY-SA 3.0
The data
Data highlights are ordered by what stands out in Ersa.
Who lives here
Ersa has fewer young adults than Haute-Corse’s towns or compared French towns: 1.6% are 15 to 24
65median age
Degrees are held by 18% of adults. Half of residents are 65 or over, above Haute-Corse’s towns (21%) and compared French towns (22%) alike. The under-15s are 3.2% of the population here.
ErsaHaute-Corse medianFrance median
Ages · share of residents
50%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma31%
CAP or BEP19%
Baccalauréat24%
Higher education18%
Women and men · all residents
51% women, 49% men
WomenFrance medianMen
About an even split. Median share of women: Haute-Corse 51.9%, France 51.8%.
INSEE, census 2023 · Haute-Corse median and France median: the median of compared communes
History
Old homes shape Ersa: 41% were built before 1919, more than in both Haute-Corse’s towns and compared French towns
5historic monuments
France has no History Grade yet: this card describes, it doesn’t grade.
On the Culture ministry’s list, Ersa counts 5 historic monuments: 1 classé at the top level of protection and 4 inscrit at the second. Among the classé monuments locally is Phare de la Giraglia, sur l'île de la Giraglia. Protection here reaches back to the 16th century.
Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period
Work & commute
More people in Ersa are out of work than in Haute-Corse’s towns or across compared French towns: 16.7%
7%walk, cycle or take transit
Jobs located in Ersa: 50, for 50 residents in work (1.2 each). The median disposable income was €23,030 a year per consumption unit, near Haute-Corse’s towns (€23,160) and lower than compared French towns (€25,970). At the census, 6.7% of commuters got to work without a car.
How working residents got to work · census 2023
Driving80%
On foot7%
Motorbike or scooter4%
Public transport0%
Bicycle0%
50
jobs based in Ersa, 1.2 per working resident
16.7%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
€23,030
median annual income per consumption unit, 2023 · median of compared French towns €25,970
Ersa is a commune of 124 people in the Communauté de communes du Cap Corse. 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
124 (INSEE, census 2023)
Intercommunality
Communauté de communes du Cap Corse
Département
Haute-Corse (2B)
Région
Corsica
Area
7.8 sq mi (20.3 km²)
INSEE code
2B107
Ersa’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.
