| Type: | commune |
| County: | Brăila |
| Grădiștea | |
| Leader Name: | Petre Andrei |
| Leader Party: | PNL |
| Leader Term: | 2020 - 2024 |
| Coordinates: | 45.2667°N 50°W |
| Elevation: | 28 |
| Area Total: | 61.16 |
| Population Total: | auto |
| Postal Code: | 817065 |
| Area Code: | +(40) 239 |
Grădiștea is a commune located in Brăila County, Muntenia, Romania. It is composed of three villages: Grădiștea, Ibrianu, and Maraloiu.
The commune is situated in the Bărăgan Plain, on the banks of the Buzău River. It is located in the northwestern part of Brăila County, north of the town of Ianca and west of the county seat, Brăila, on the border with Buzău County. Grădiștea is crossed by national road, which connects Brăila to Râmnicu Sărat.