Gmina Grodzisk
Gmina Grodzisk 
    Grodzisk Commune  | |
|---|---|
| Coordinates (Grodzisk): 52°35′2″N 22°44′17″E / 52.58389°N 22.73806°E | |
| Country | Poland | 
| Voivodeship | Podlaskie | 
| County | Siemiatycze | 
| Seat | Grodzisk | 
| Area | |
 • Total  | 203.21 km2 (78.46 sq mi) | 
| Population  (2006)  | |
 • Total  | 4,596 | 
| • Density | 23/km2 (59/sq mi) | 
Gmina Grodzisk is a rural gmina (administrative district) in Siemiatycze County, Podlaskie Voivodeship, in north-eastern Poland. Its seat is the village of Grodzisk, which lies approximately 20 kilometres (12 mi) north-west of Siemiatycze and 66 km (41 mi) south-west of the regional capital Białystok.
The gmina covers an area of 203.21 square kilometres (78.5 sq mi), and as of 2006 its total population is 4,596.