One candidate is tracked for Cook County Treasurer on the November 3, 2026 ballot: Maria Pappas. Candidate information follows official Cook County election filings; verify with the official election office linked below.
On Cook County's November 3, 2026 general election ballot, per the Cook County Clerk's official candidate filing list. One candidate appears on the Clerk's list for this office; in Illinois, candidates appear on the ballot even when unopposed.
County treasurer. The county treasurer collects property taxes and other revenue, holds the county's funds, and invests them under state rules. The treasurer distributes tax collections to the county, cities, school districts and special districts that levy them. The office is a custodian of public money, not the body that sets the tax rate.
This race. Every voter in Cook County votes on this seat. The sitting officeholder, Maria Pappas, is on the ballot. One name is on the ballot for this seat.
Illinois › Cook County › Cook County Treasurer
Democratic Incumbent
Maria Pappas is the sitting Cook County Treasurer, having served since 1998 and been elected to a seventh term in 2022, per the county Treasurer's office and her campaign site. She previously served eight years as a Cook County Commissioner and holds a law degree from I.I.T. Chicago-Kent College of Law, per her campaign site.
Who is running for Cook County Treasurer in 2026?
One candidate is tracked for Cook County Treasurer on the November 3, 2026 ballot: Maria Pappas. Candidate information follows official Cook County election filings; verify with the official election office linked below.
When is the Cook County Treasurer 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.
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.
135 tracked races in Cook County, Illinois. Landed here from another county's search? Look up your own ballot below.