Mathias Karlsson is a 31-year-old professional football player from SWE. He currently plays for IF Karlstad Fotboll, wearing the number 1 shirt. He plays primarily as a Goalkeeper. His current market value is estimated at 200K .

His most recent move was a from GAIS to IF Karlstad Fotboll on 2022-01-12.

In the Sweden Division 1 2025, Mathias Karlsson played 28 matches, averaging 0 interceptions, 0 tackles, and 0 clearances per game.