The district covered most of the eastern portion of Baltimore County, including the towns of Parkville and Perry Hall.

[3] After graduating from CCBC, Klausmeier worked as a child life coordinator at the University of Maryland St. Joseph Medical Center for thirty years.

[10] The election was seen as one of the most competitive in the Maryland Senate, as Miele was expected to benefit from having the endorsement of Governor Larry Hogan, who won the district by 37 points in 2014,[11][12] but Klausmeier was seen as being the slight favorite due to her high name recognition and strong community roots.

[13][14][15] During the election, Klausmeier shifted toward the center in an attempt to appeal to Republican voters, including photos of her with Hogan in campaign mailers.

[19] She formally applied to fill the remainder of Olszewski's term as county executive after his victory over Kimberly Klacik in the general election in November 2024.

[20] In her campaign for county executive, Klausmeier has cited public safety and aggressive driving as her top priorities.

[23] During the 2021 legislative session, Klausmeier was the only Senate Democrat to vote against a bill that would require courts to impose sentences below the minimum when sentencing a juvenile criminal offender as an adult[24] and the Maryland Police Accountability Act, a police transparency and accountability reform package that repealed the Law Enforcement Officers' Bill of Rights.

[25][26] In 2022, Klausmeier was the only Senate Democrat to vote against a bill repealing a law that allowed children to be arrested for disturbing school activities.

[32][33] In 2020, Klausmeier was the only Senate Democrat to vote against overriding Governor Larry Hogan's veto on a bill to repeal Maryland's Handgun Permit Review Board, which handled conceal carry applications.

[39] In 2022, Klausmeier was the only Senate Democrat to vote against the Time to Care Act, which provided workers with up to 24 weeks of paid family leave.

[43] During the 2019 legislative session, Klausmeier introduced a bill that would prohibit companies from charging higher insurance premiums to families who own Rottweilers or pit bulls.

[44] In 2020, she was the only Senate Democrat to vote against the Housing Opportunities Made Equal (HOME) Act, which would make it illegal for landlords to discriminate against renters on the basis of source of income.

[46] During the 2021 legislative session, Klausmeier was the only Senate Democrat to vote against a bill to extend the state's earned income tax credit to undocumented immigrants.