| Type: | commune |
| County: | Hunedoara |
| Population Total: | auto |
| Băcia | |
| Leader Name: | Florin Alba[1] |
| Term: | 2020 - 2024 |
| Leader Party: | PSD |
| Coordinates: | 45.8°N 24°W |
| Elevation: | 225 |
| Area Total: | 29.73 |
| Postal Code: | 337040 |
Băcia (Hungarian: Bácsi, German: Schäferdorf) is a commune in Hunedoara County, Transylvania, Romania. It is composed of four villages: Băcia, Petreni (Petrény), Tâmpa (Tompa) and Totia (Nagytóti).