Bielsk is home to the amateur football club Ludowy Klub Sportowy Zryw Bielsk, established in 1955. The club currently competes in the Klasa okręgowa league's 6th division. Bielsk is a village in Płock County, Masovian Voivodeship, in east-central Poland. It is the seat of the gmina called Gmina Bielsk. It lies approximately 16 kilometres north-east of …Bielsk is home to the amateur football club Ludowy Klub Sportowy Zryw Bielsk, established in 1955. The club currently competes in the Klasa okręgowa league's 6th division. Bielsk is a village in Płock County, Masovian Voivodeship, in east-central Poland. It is the seat of the gmina called Gmina Bielsk. It lies approximately 16 kilometres north-east of Płock and 96 km north-west of Warsaw.