Septeuil (French pronunciation: [sɛptœj] ⓘ) is a commune in the Yvelines department in the Île-de-France region in north-central France.
River
Septeuil is traversed by a small river, la Flexanville. This waterway flows through eight other communes for a total distance of 11.1 kilometres (6.9 mi). The Flexanville is a tributary of the Vaucouleurs which in turn empties into the Seine.[3]
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Bridge over la Flexanville
Population
| Year | Pop. | ±% p.a. |
|---|---|---|
| 1968 | 1,135 | — |
| 1975 | 1,543 | +4.48% |
| 1982 | 1,813 | +2.33% |
| 1990 | 1,945 | +0.88% |
| 1999 | 2,046 | +0.56% |
| 2007 | 2,083 | +0.22% |
| 2012 | 2,302 | +2.02% |
| 2017 | 2,348 | +0.40% |
| 2023 | 2,264 | −0.61% |
| Source: INSEE[4] | ||
See also
References
- ^ “Répertoire national des élus: les maires” (in French). data.gouv.fr, Plateforme ouverte des données publiques françaises. 4 May 2022.
- ^ “Populations de référence 2023” (in French). National Institute of Statistics and Economic Studies. 18 December 2025.
- ^ Sandre. “Fiche cours d’eau – La Flexanville (H3074000 )”.
- ^ Population municipale entre 1968 et 2023, INSEE