Data highlights are ordered by what stands out in Castelner.
Who lives here
Degrees are less common in Castelner than in Landes’ towns or across compared French towns: 21% of adults
26% of residents are 65 or over, about level with Landes’ towns (28%) and above compared French towns (22%). Aged 15 to 24: 8.4% of residents. Line up the people of Castelner by age and the one in the middle is 49.6.
49.6median age
CastelnerLandes medianFrance median
Ages · share of residents
26%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma20%
CAP or BEP27%
Baccalauréat28%
Higher education21%
Women and men · all residents
45% women, 55% men
WomenFrance medianMen
About 80 women for every 100 men. Median share of women: Landes 51.9%, France 51.8%.
People: INSEE, census 2023. Miles: center to center.
About Castelner
Commune in Landes, Nouvelle-Aquitaine
Castelner is a commune of 120 people in the Communauté de communes Chalosse Tursan. 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
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.