Riom

Riom
Buildings of Riom
Location of Riom
Riom
Riom
Coordinates: 45°53′40″N 3°06′48″E / 45.8944°N 3.1133°E / 45.8944; 3.1133
CountryFrance
RegionAuvergne-Rhône-Alpes
DepartmentPuy-de-Dôme
ArrondissementRiom
CantonRiom
IntercommunalityCA Riom Limagne et Volcans
Government
  Mayor (20202026) Pierre Pécoul
Area
1
31.97 km2 (12.34 sq mi)
Population
 (2022)
18,680
  Density580/km2 (1,500/sq mi)
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
63300 /63200
Elevation337 m (1,106 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Riom (French pronunciation: [ʁjɔ̃] ; Auvergnat Riam) is a commune in the Puy-de-Dôme department in Auvergne in central France. It is a sub-prefecture of the department.