Île-d'Arz
Île-d'Arz 
    An Arzh  | |
|---|---|
The shore of the Île-d'Arz  | |
Location of Île-d'Arz  | |
| Coordinates: 47°35′27″N 2°48′05″W / 47.5908°N 2.8014°W | |
| Country | France | 
| Region | Brittany | 
| Department | Morbihan | 
| Arrondissement | Vannes | 
| Canton | Vannes-2 | 
| Intercommunality | Golfe du Morbihan - Vannes Agglomération | 
| Government | |
| • Mayor (2020–2026) | Jean Loiseau | 
Area 1  | 3.3 km2 (1.3 sq mi) | 
| Population  (2022)  | 317 | 
| • Density | 96/km2 (250/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 56088 /56840  | 
| Elevation | 0–17 m (0–56 ft)  (avg. 25 m or 82 ft)  | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Île-d'Arz (French pronunciation: [il daʁ]; Breton: An Arzh, pronounced [ãnars]) is an archipelago of nine islands and a commune in the Morbihan department, Brittany, northwestern France, only 6 kilometres (3.7 miles) to the southwest of Vannes.
It is located in the Gulf of Morbihan. Île d'Arz and Île-aux-Moines are the only two islands of the gulf that are also communes.