Les Portes du Coglais
Les Portes du Coglais 
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The town hall of Les Portes du Coglais  | |
Location of Les Portes du Coglais  | |
| Coordinates: 48°26′38″N 1°18′29″W / 48.444°N 1.308°W | |
| Country | France | 
| Region | Brittany | 
| Department | Ille-et-Vilaine | 
| Arrondissement | Fougères-Vitré | 
| Canton | Val-Couesnon | 
| Intercommunality | Couesnon Marches de Bretagne | 
| Government | |
| • Mayor (2020–2026) | Aymar de Gouvion Saint-Cyr | 
Area 1  | 40.71 km2 (15.72 sq mi) | 
| Population  (2022)  | 2,235 | 
| • Density | 55/km2 (140/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 35191 /35460  | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Les Portes du Coglais (French pronunciation: [le pɔʁt dy kɔɡlɛ]; Breton: Dorioù-ar-Gougleiz) is a commune in the department of Ille-et-Vilaine, western France. The municipality was established on 1 January 2017 by merger of the former communes of Montours (the seat), Coglès and La Selle-en-Coglès.