Rachowik [raˈxɔvik] is a settlement in the administrative district of Gmina Krynki, within Sokółka County, Podlaskie Voivodeship, in north-eastern Poland, close to the border with Belarus. It lies approximately 5 kilometres (3 mi) west of Krynki, 22 km (14 mi) south-east of Sokółka, and 41 km (25 mi) east of the regional capital Białystok.