Bollstanäs SK is a Swedish professional football club located in Upplands Väsby in Stockholm County.

[1] Bollstanäs Sportklubb was formed in May 1922 and is one of the largest sports clubs in the Greater Stockholm area running a total of 93 teams (82 of which are youth teams) in football, basketball, handball and bandy.

The club has around 2,000 members and the current breakdown of teams is as follows: Since their foundation Bollstanäs SK has participated mainly in the middle and lower divisions of the Swedish football league system.

The club currently plays in Division 3 Norra Svealand which is the fifth tier of Swedish football.

[3] They play their home matches at the Bollstanäs IP in Upplands Väsby.