| Name | Terni |
| Office head of government | |
| Mayor | |
| Image |  |
| Area (m²) | 211,000,000 |
| Date founded | |
| Elevation (m) | 130 |
| Country | Italy |
| Administrative division | Umbria |
| Continent | Europe |
| Latitude (°) | 42.5666656494 |
| Waterbody | |
| Longitude (°) | 12.6499996185 |
| Website | http://www.comune.terni.it/ |
| Population (people) | 111,189 (01/01/2018) |
| Demonym |