Buffalo Grove, IL politics & representatives
Buffalo Grove is represented in Congress by Senators Richard J. Durbin and Tammy Duckworth and Representatives Bradley Scott Schneider, Janice D. Schakowsky and Mike Quigley. J. B. Pritzker is governor.
Who represents Buffalo Grove in Washington and in Illinois, with how to reach each office.
How Lake County voted in 2024
Official results for all of Lake County. Buffalo Grove's own results aren't published in a form we can match to the town exactly, so these are the county's.
President 315,148 votes
Illinois: Harris 54.4%, Trump 43.5%
U.S. House · Illinois's 10th District 328,525 votes
Covers about 52% of Buffalo Grove · whole-district result
U.S. House · Illinois's 9th District 338,828 votes
Covers about 45% of Buffalo Grove · whole-district result
U.S. House · Illinois's 5th District 363,974 votes
Covers about 3% of Buffalo Grove · 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 Buffalo Grove in Congress
U.S. Senate Both senators represent all of Illinois
U.S. House · Illinois's 10th District Covers about 52% of Buffalo Grove
U.S. House · Illinois's 9th District Covers about 45% of Buffalo Grove
U.S. House · Illinois's 5th District Covers about 3% of Buffalo Grove
Buffalo Grove is split between 3 congressional districts. Find yours by ZIP code ↗
Who represents Buffalo Grove in state government
State Senate Buffalo Grove is split between 4 districts
- District 3075% of Buffalo GroveAdriane Johnson Democrat
- District 2716% of Buffalo GroveMark Walker Democrat
- District 297% of Buffalo GroveJulie Morrison Democrat
- District 261% of Buffalo GroveDarby Hills Republican
State House Buffalo Grove is split between 4 districts
- District 5975% of Buffalo GroveDan Didech Democrat
- District 5416% of Buffalo GroveMary Beth Canty Democrat
- District 577% of Buffalo GroveTracy Katz Muhl Democrat
- District 511% of Buffalo GroveNabeela Syed Democrat
Buffalo Grove is split between state legislative districts. Find yours by address ↗
Buffalo Grove'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 Buffalo Grove by land area, so if the town is split, your street decides which one is yours.