The Ballot Brief
Cook County, Illinois

Illinois House District 35

2 candidates are tracked for Illinois House District 35 on the November 3, 2026 ballot: Mary Gill and David A. Dewar. Candidate information follows official Cook County election filings; verify with the official election office linked below.

About this race

Mary Gill (Democratic), David A. Dewar (Republican) meet on the November 3 ballot; Mary Gill is the sitting member, per the General Assembly's roster. Party nominees were chosen at the March 17 primary (plurality, no runoffs); independent and new-party candidates qualified by petition. The field is the State Board of Elections' 2026 General Election candidate list (status Active, read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

What this office does

State legislator. State legislators write and vote on state laws and the state budget, which fund schools, roads, prisons, universities and health programs, and set the rules for local governments and elections. Each member represents one district and serves on committees that shape bills before a floor vote. Terms are two years in most state houses and four in most state senates.

This race. Elected by district: only voters who live in the district see this race on their ballot. The sitting officeholder, Mary Gill, is on the ballot.

Illinois › Cook County › Illinois House District 35

Mary Gill

Mary Gill

Democratic Incumbent

Top priorities
  • Public safety
  • Education
  • Worker rights

Per the campaign site.

Biography

Mary Gill, a Democrat, is the sitting Illinois state representative for District 35, per the Illinois House's official roster. She is a lifelong resident of the district, born in the West Beverly neighborhood and now living in Mount Greenwood, per her campaign site. Gill previously served as executive director of the Mt. Greenwood Community and Business Association and worked as a special education teacher, per her campaign site.

David A. Dewar

Republican

Top priorities
  • Repealing the SAFE-T Act and supporting law enforcement
  • Prioritizing policy over party politics in Springfield

Per the campaign site.

Biography

David A. Dewar is the Republican candidate for Illinois House District 35 on the November 3, 2026 ballot, per the State Board of Elections' certified candidate list. Dewar is a financial services entrepreneur who founded Tax-Free Retirement Solutions in 2010, offering life insurance, annuities and retirement planning, per his campaign site. He previously worked in real estate investment and the mortgage industry and served as an election judge in Chicago's 19th Ward for a decade.

Next on your ballotIllinois House District 36

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Questions about this race

Who is running for Illinois House District 35 in 2026?

2 candidates are tracked for Illinois House District 35 on the November 3, 2026 ballot: Mary Gill and David A. Dewar. Candidate information follows official Cook County election filings; verify with the official election office linked below.

When is the Illinois House District 35 election in Illinois?

Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for Illinois are on the Illinois election hub at theballotbrief.com.

How do I see my exact Cook County ballot?

Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.

Verify this race

Candidate roster from official Cook County and state election office filings, last verified September 27, 2026. Bios and priorities carry their attribution inline.

Cross-check with the official Illinois election office, or see the full Cook County sample ballot and your exact ballot by address.

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135 tracked races in Cook County, Illinois. Landed here from another county's search? Look up your own ballot below.

Also on your ballot
Illinois House District 37Illinois House District 38Illinois House District 39See all 135 Cook County races
Candidate profiles
Mary Gill, full profileDavid A. Dewar, full profileOfficial Illinois election office