In 2010, Osienski won the Democratic primary with 581 votes (70.9%),[3] and went on to win the general election with 3,531 votes (68.4%) against Republican nominee Abraham Jones.[4]
In 2012, Osienski was unopposed for the general election, winning 7,445 votes.[5]
In 2014, Osienski was unopposed for the general election, winning 3,194 votes.[6]
In 2016, Osienski won the general election with 6,406 votes (68.7%) against Republican nominee Timothy Conrad.[7]
In 2018, Osienski won the general election with 4,989 votes (69.3%) against Republican nominee William W. Dilks, Sr.[8]