| Name | Guidonia Montecelio |
| Office head of government | |
| Mayor | |
| Image |  |
| Area (m²) | 79,060,000 |
| Date founded | 1937 |
| Elevation (m) | 105 |
| Country | Italy |
| Administrative division | Lazio |
| Continent | Europe |
| Latitude (°) | 42.0000000000 |
| Waterbody | |
| Longitude (°) | 12.7166662216 |
| Website | http://www.guidonia.org |
| Population (people) | 89,288 (01/01/2018) |
| Demonym |