Montagnieu, Ain

Montagnieu
Commune
Chateau
Location of Montagnieu
Montagnieu
Montagnieu
Coordinates: 45°47′41″N 5°28′05″E / 45.7947°N 5.4681°E / 45.7947; 5.4681
CountryFrance
RegionAuvergne-Rhône-Alpes
DepartmentAin
ArrondissementBelley
CantonLagnieu
Government
  Mayor (20202026) Jean Roset
Area
1
6.22 km2 (2.40 sq mi)
Population
 (2022)
684
  Density110/km2 (280/sq mi)
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
01255 /01470
Elevation200–714 m (656–2,343 ft)
(avg. 225 m or 738 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Montagnieu (French pronunciation: [mɔ̃taɲø]) is a commune in the Ain department in eastern France. It is sited on the eastern bank of the river Rhone, which forms the border with the Isere department to the west.

The 18th century parish church is dedicated to Saint Didier.