Giannoulias, Harris Face Off for Illinois Secretary of State
Democratic incumbent Alexi Giannoulias will face Republican Diane Harris in the Nov. 3 general election for Illinois Secretary of State.
Updated on Nov. 2, 2026 in Elections
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Democratic incumbent Alexi Giannoulias faces Republican Diane Harris in the Illinois Secretary of State general election on Tuesday, November 3. Harris won the March 17 Republican primary over Walter Adamczyk of Chicago, while Giannoulias was unopposed in the Democratic primary.
Why it matters
The Secretary of State's office oversees driver services, vehicle registration, voter registration and the state's Organ and Tissue Donor Registry, making its leadership relevant to millions of Illinois residents. The race pits an incumbent with a long record in statewide office against a challenger with a background in the utility industry.
The office serves about 9 million drivers and 11 million registered vehicles, and issues roughly 600,000 disability parking placards each year. Harris's campaign platform and policy proposals were not detailed in the available extraction.
The players
Alexi Giannoulias
Giannoulias is the Democratic incumbent Illinois Secretary of State, who previously served as state treasurer after winning that office in 2006.
Diane Harris
Harris is the Republican nominee from Joliet who retired from ComEd after 32 years in the electric utility industry.
The details
Giannoulias, who was first elected Illinois state treasurer in 2006 at age 30, has overseen the Secretary of State's office and launched a Skip-the-Line appointment program at the state's busiest DMV facilities. Harris, of Joliet, retired from ComEd after 32 years in the electric utility industry and posted an election message on her Facebook page on Oct. 18.
Timeline
March 17: Diane Harris won the Republican primary over Walter Adamczyk.
2006: Alexi Giannoulias was elected Illinois state treasurer, the youngest in the country.
Oct. 18: Harris posted an election message on her Facebook page.
Tuesday, November 3: General election Day in Illinois.
Political Context
Giannoulias's bid for Secretary of State builds on his 2006 election as state treasurer, which made him the youngest state treasurer in the country at the time. The general election will test whether his statewide record carries into a different office overseeing driver services and voter registration.
Illinois voters will choose who oversees driver services, vehicle registration and voter registration for the next term of office. Residents who rely on DMV appointments or the state's voter registration system will see the outcome directly affect how those services are run.
The takeaway
Voters choosing a Secretary of State are effectively choosing who manages some of the most frequent government interactions residents have, from renewing a license to registering to vote. Checking candidate positions on office services before Election Day can help inform that choice.
What happens next
Illinois voters will decide the Secretary of State race in the general election on Tuesday, November 3.
Further reading
For background on the candidates and the office, see more Illinois Elections coverage.
Live Poll
Are Illinois state government services getting better or worse for people in your area?
