Kołaki [kɔˈwaki] is a village in the administrative district of Gmina Rajgród, within Grajewo County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 9 kilometres (6 mi) west of Rajgród, 11 km (7 mi) north-east of Grajewo, and 78 km (48 mi) north-west of the regional capital Białystok.