Cook County, Illinois

Cook County Commissioner District 13

2 candidates are tracked for Cook County Commissioner District 13 on the November 3, 2026 ballot: Josina Morita and Aasi Siddique. Candidate information follows official Cook County election filings; verify with the official election office linked below.

About this race

On Cook County's November 3, 2026 general election ballot, per the Cook County Clerk's official candidate filing list. This is a single-member seat; only voters in the district vote.

What this office does

County commissioner. The county board is the county's legislative and, in most states, executive body. Commissioners adopt the county budget and property tax rate, oversee roads, the jail, public health, planning and zoning in unincorporated areas, and appoint or confirm department heads. In counties with an elected county executive or judge, the board's role is mainly the budget and ordinances.

This race. The sitting officeholder, Josina Morita, is on the ballot.

Illinois › Cook County › Cook County Commissioner District 13

Josina Morita

Democratic Incumbent

Top priorities

Works on language access for immigrant communities
Focuses on water policy and environmental justice

Per the campaign site.

Biography

Josina Wing Morita serves as Cook County Commissioner for District 13, having been elected in 2022, per her campaign site. She was previously elected to the Metropolitan Water Reclamation District board in 2016. She holds a B.A. in Sociology and International Race Relations from Pitzer College and a Master's degree in Urban Planning and Public Policy from the University of Illinois at Chicago, and is the Founding Chair of the Asian American Caucus and the Mamas Caucus.

Campaign site (opens in a new tab)

Aasi Siddique

Republican

Biography

Aasi Siddique appears on the November 3, 2026 ballot for Cook County Commissioner District 13, per the county elections office's certified candidate list. No campaign website was found as of September 8, 2026.

Next on your ballotCook County Commissioner District 14

See your full ballot

Voting info and more

Questions about this race

Who is running for Cook County Commissioner District 13 in 2026?

When is the Cook County Commissioner District 13 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.

The rest of your Cook County ballot

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

Also on your ballot

Cook County Commissioner District 15 Cook County Commissioner District 16 Cook County Commissioner District 17 See all 135 Cook County races

Candidate profiles

Josina Morita, full profile Aasi Siddique, full profile Official Illinois election office