Local The
Republican Party predominantly controls politics at the local level in Shannon County. Republicans hold eleven of the elected positions in the county.
State In the
Missouri House of Representatives, all of Shannon County is a part of Missouri's 143rd District and is currently represented by Jeff Pogue, (R-
Salem). In the
Missouri Senate, all of Shannon County is a part of Missouri's 25th District and is currently represented by Doug Libla, (R-
Poplar Bluff).
Federal Shannon County is included in
Missouri's 8th Congressional District and is currently represented by
Jason T. Smith (R-
Salem) in the
U.S. House of Representatives. Smith won a special election on Tuesday, June 4, 2013, to finish out the remaining term of
U.S. Representative Jo Ann Emerson (R-
Cape Girardeau). Emerson announced her resignation a month after being reelected with over 70 percent of the vote in the district. She resigned to become CEO of the National Rural Electric Cooperative. {{Election box begin|title=U.S. House of Representatives – Missouri's 8th Congressional District – Shannon County (2016} In
2000,
George W. Bush became only the fourth Republican to carry the county, despite narrowly losing the national popular vote, and got a higher vote share than any of the three Republicans to carry the county previously. As of
2020, the county has voted Republican for six straight elections, with the Republican vote share increasing in every election save
2008, when
McCain fell six points from Bush's
2004 level. Like most rural areas throughout Southeast Missouri, voters in Shannon County generally adhere to socially and culturally conservative principles. In 2004, Missourians voted on
a constitutional amendment to define marriage as the union between a man and a woman—it overwhelmingly passed Shannon County with 85.64 percent of the vote. The initiative passed the state with 71 percent of support from voters as Missouri became the first state to ban
same-sex marriage. In 2006, Missourians voted on
a constitutional amendment to fund and legalize embryonic stem cell research in the state—it failed in Shannon County with 55.87 percent voting against the measure. The initiative narrowly passed the state with 51 percent of support from voters as Missouri became one of the first states in the nation to approve
embryonic stem cell research. Despite Shannon County's longstanding tradition of supporting socially conservative platforms, voters in the county have a penchant for advancing
populist causes like increasing the
minimum wage. In 2006, Missourians voted on a proposition (Proposition B) to increase the minimum wage in the state to $6.50 an hour—it passed Shannon County with 74.62 percent of the vote. The proposition strongly passed every single county in Missouri with 75.94 percent voting in favor as the minimum wage was increased to $6.50 an hour in the state. During the same election, voters in five other states also strongly approved increases in the minimum wage.
Missouri presidential preference primary (2008) In the 2008 presidential primary, voters in Shannon County from both political parties supported candidates who finished in second place in the state at large and nationally. Former
U.S. Senator Hillary Clinton (D-
New York) received more votes, a total of 914, than any candidate from either party in Shannon County during the 2008 presidential primary. ==Education==