Big Sioux, SD politics & representatives
Big Sioux is represented in Congress by Senators John Thune and Mike Rounds and Representative Dusty Johnson. Larry Rhoden is governor.
Who represents Big Sioux in Washington and in South Dakota, with how to reach each office.
How Union County voted in 2024
Official results for all of Union County. Big Sioux's own results aren't published in a form we can match to the town exactly, so these are the county's.
President 8,876 votes
South Dakota: Trump 63.4%, Harris 34.2%
U.S. House · South Dakota's at-large district 421,448 votes
Whole-district result
Source: MIT Election Data + Science Lab, official 2024 precinct returns (statewide totals from its official state files). Percentages are of votes for candidates; blank and spoiled ballots aren't counted.
Who represents Big Sioux in Congress
U.S. Senate Both senators represent all of South Dakota
U.S. House · South Dakota's at-large district
Who represents Big Sioux in state government
State Senate · District 17
State House · District 17
Big Sioux's own government: Town Hall →
Sources: congressional and state legislative districts from the U.S. Census Bureau (119th Congress, 2024 state districts); members of Congress from the congress-legislators project (portraits public domain); governors and state legislators from Open States. Districts are matched to Big Sioux by land area, so if the town is split, your street decides which one is yours.