Data highlights are ordered by what stands out in Saint-Ost.
Who lives here
Few people in Saint-Ost are 15 to 24: 3.1%, fewer than in Gers’ towns and compared French towns
19% are under 15, above both Gers’ towns (13%) and compared French towns (17%). Retirement age and beyond: 32% of residents are 65 or older. Graduates make up nearly a quarter of adults.
57median age
Saint-OstGers medianFrance median
Ages · share of residents
32%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma15%
CAP or BEP25%
Baccalauréat23%
Higher education23%
Women and men · all residents
48% women, 52% men
WomenFrance medianMen
About 109 men for every 100 women. Median share of women: Gers 52.4%, France 51.8%.
People: INSEE, census 2023. Miles: center to center.
About Saint-Ost
Commune in Gers, Occitanie
Saint-Ost is a commune of 95 people in the Communauté de communes Astarac Arros en Gascogne. 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.