Arrondissement of Riom
Riom | |
|---|---|
Location within the region Auvergne-Rhône-Alpes | |
| Country | France |
| Region | Auvergne-Rhône-Alpes |
| Department | Puy-de-Dôme |
| No. of communes | 155 |
| Subprefecture | Riom |
Area | 2,705.3 km2 (1,044.5 sq mi) |
| Population (2022) | 137,711 |
| • Density | 51/km2 (130/sq mi) |
| INSEE code | 634 |
The arrondissement of Riom is an arrondissement of France in the Puy-de-Dôme department in the Auvergne-Rhône-Alpes region. It has 155 communes. Its population is 137,149 (2021), and its area is 2,705.3 km2 (1,044.5 sq mi).