Kościuszko Market Square
| Native name | Rynek Kościuszki (Polish) | 
|---|---|
| Former name(s) | Bazarna Square | 
| Type | Square | 
| Maintained by | Białystok City Hall | 
| Location | Centrum district, Białystok, Poland | 
| Coordinates | 53°07′55″N 23°09′46″E / 53.13194°N 23.16278°E | 
Kościuszko Square (Polish: Rynek Kościuszki) is the representative and central square of Białystok, capital of Podlaskie Voivodeship in north-eastern Poland, stretching from John Paul II Square, passing into the southern frontage with Suraska Street, while the northern frontage into Lipowa Street from the intersection with Spółdzielcza Street. The western frontage of Kosciuszko Square is formed by the building line of buildings between Suraska Street and Lipowa Street at the level of Spółdzielcza Street.