Saint-Clair-sur-Epte
Saint-Clair-sur-Epte | |
|---|---|
The church of Our Lady, in Saint-Clair-sur-Epte | |
Location of Saint-Clair-sur-Epte | |
| Coordinates: 49°12′29″N 1°40′49″E / 49.2081°N 1.6803°E | |
| Country | France |
| Region | Île-de-France |
| Department | Val-d'Oise |
| Arrondissement | Pontoise |
| Canton | Vauréal |
| Government | |
| • Mayor (2020–2026) | Christophe Depont |
Area 1 | 12.18 km2 (4.70 sq mi) |
| Population (2022) | 979 |
| • Density | 80/km2 (210/sq mi) |
| Time zone | UTC+01:00 (CET) |
| • Summer (DST) | UTC+02:00 (CEST) |
| INSEE/Postal code | 95541 /95770 |
| Elevation | 30–142 m (98–466 ft) |
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
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Saint-Clair-sur-Epte (French pronunciation: [sɛ̃ klɛːʁ syʁ ɛpt] ⓘ; literally 'Saint-Clair on Epte') is a commune in the Val-d'Oise department in Île-de-France in northern France. It is situated on the river Epte, 10 km southwest of Gisors.
The treaty of Saint-Clair-sur-Epte in 911 established Rollo, a Norse warlord and Viking leader, as the first Duke of Normandy.
Henry I of England seized the castle of Saint-Clair-sur-Epte in 1118.