Hunedoara County
| Hunedoara County Județul Hunedoara | |
|---|---|
| Coordinates: 45°47′N 22°56′E / 45.78°N 22.93°E | |
| Country | Romania | 
| Development region | Vest | 
| Historical region | Transylvania | 
| Capital | Deva | 
| Government | |
| • Type | County Board | 
| • President of the County Board | Laurentiu Nistor | 
| • Prefect | Florina-Doris Visirin | 
| Area | |
|  • Total | 7,063 km2 (2,727 sq mi) | 
| • Rank | 9th | 
| Population  (2021-12-01) | |
|  • Total | 361,657 | 
| • Rank | 20th | 
| • Density | 51/km2 (130/sq mi) | 
| Telephone code | (+40) 254 or (+40) 354 | 
| ISO 3166 code | RO-HD | 
| GDP (nominal) | US$ 5.980 billion (2025) | 
| GDP per capita | US$ 16,535 (2025) | 
| Website | County Council Prefecture www | 
Hunedoara County (Romanian pronunciation: [huneˈdo̯ara] ⓘ) is a county (județ) of Romania, in Transylvania, with its capital city at Deva. The county is part of the Danube–Criș–Mureș–Tisa Euroregion.