 From 2012 until 2018, Adams County was part of the 4th Congressional District until the Pennsylvania Supreme Court ruled that the Commonwealth's Congressional Districts constituted an illegal partisan Gerrymander.As a result, Adams County was moved from the 4th District to the 13th Congressional District and elected a new Representative in the 2018 election.As of November 7, 2017 there was 65,225 registered voters in the county.