David Mathis
Candidate for Illinois Senate District 27 · Republican
On the 2026 ballotCandidate · Illinois Senate District 27 · Nov 3 General
Ballot status source: Illinois State Board of Elections — Candidate List, General Election 11/3/2026: 27TH SENATE · read Oct 3, 2026
Running for Illinois Senate District 27, Nov 3 General. The race page has 1 other candidate, 2 certified results. See the race
Roles on File
Seats held and sought, elections and committees, newest first.
- RunningIllinois Senate District 27Nov 3, 2026 · On the 2026 ballot
The District
What Illinois Senate District 27 covers
Covers part of Cook County.
Includes Arlington Heights, Mount Prospect (part), Palatine (part), Rolling Meadows (part), Prospect Heights (part), Des Plaines (part), Buffalo Grove (part) and Schaumburg (part).
117 precincts · District lines: State senate lines: U.S. Census Bureau (1:500,000 cartographic boundary) · Precinct lines: Chicago Board of Election Commissioners, Boundaries - Ward Precincts (2023-2024) (data.cityofchicago.org 6piy-vbxa) for the City of Chicago; Cook County Clerk, Suburban Cook Election Precincts - Current (datacatalog.cookcountyil.gov k7sw-w3b8); DuPage County, Election_Precincts layer (gis.dupageco.org, current, retrieved 2026-09-24); U.S. Census Bureau 2020 VTDs elsewhere in Illinois; U.S. Census Bureau 2020 TIGER/Line VTDs where no official layer; Cook County 2020 elections: U.S. Census Bureau 2020 voting districts
Not on file for David yet: Key Votes, Their Money, Advertising, In Their Words, In the News, Reach Them, The Paper Trail. Coverage varies by state and office.
File read Oct 4, 2026. Each item names its source. Record ID p_m6v6170ee.
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