| Name | Onești |
| Office head of government | |
| Mayor | |
| Image |  |
| Area (m²) | 51,890,000 |
| Date founded | |
| Elevation (m) | 210 |
| Country | Romania |
| Administrative division | Bacau County |
| Continent | Europe |
| Latitude (°) | 46.2586097717 |
| Waterbody | |
| Longitude (°) | 26.7691669464 |
| Website | http://www.onesti.ro/ |
| Population (people) | 39,172 (31/10/2011) |
| Demonym |