Sokółka County is a unit of territorial administration and local government (powiat) in Podlaskie Voivodeship, north-eastern Poland, on the border with Belarus. It was created on 1 January 1999 as a result of the Polish local government reforms passed in 1998. Its administrative seat and largest town is Sokółka, which lies 39 km north-east of the regional capital Białystok. The county also contains the towns of Dąbrowa Białostocka, lying 30 km north of Sokółka, Krynki, lying 24 km south-east of Sokółka, and Suchowola, 33 km north-west of Sokółka. The county covers an area of 2054.42 km2. As of 2019 its total population is 67,055, out of which the population of Sokółka is 18,134, that of Dąbrowa Białostocka is 5,520, that of Krynki is 2,405, that of Suchowola is 2,183, and the rural population is 38,813.

Neighbouring counties

Sokółka County is bordered by Białystok County to the south-west, Mońki County to the west and Augustów County to the north-west. It also borders Belarus to the east.

Administrative division

The county is subdivided into 10 gminas (four urban-rural and six rural). These are listed in the following table, in descending order of population.

Notable residents

Jazep Varonka (1891, Kuźnica village – 1952), Belarusian politician, first Chairman of the Belarusian Democratic Republic