Sioux County Sample Ballot & Voter Guide 2026
8 candidates are on the November 3, 2026 ballot across 7 Sioux County races, led by the Sioux County Board of Supervisors, District 2 contest.
County offices
Board of Supervisors, District 2Jerry Muilenburg (R)
Unopposed: still on your ballot.
Jerry Muilenburg (Republican) is on the November 3, 2026 ballot for Sioux County Board of Supervisors, District 2.
Jerry Muilenburg Republican
Jerry Muilenburg is the current chairman of the Sioux County Board of Supervisors, representing the 2nd District, per the Sioux County, Iowa official website. No campaign website was found as of September 23, 2026.
No Democrat filed. Republican Jerry Muilenburg won a two-way primary over John Fernstrum, 625 votes (55.31%) to 505 (44.69%), per the county's official certified primary results.
Full race pageBoard of Supervisors, District 4Carl L. Vande Weerd (R)
Unopposed: still on your ballot.
Carl L. Vande Weerd (Republican) is on the November 3, 2026 ballot for Sioux County Board of Supervisors, District 4.
Carl L. Vande Weerd Republican
Carl L. Vande Weerd is the current 4th District member of the Sioux County Board of Supervisors, per the Sioux County, Iowa official website. No campaign website was found as of September 23, 2026.
No Democrat filed. Republican Carl L. Vande Weerd ran unopposed in his party's primary (998 votes, 100%), per the county's official certified primary results.
Full race pageTreasurerDaniel D. Zomermaand (R)
Unopposed: still on your ballot.
Daniel D. Zomermaand (Republican) is on the November 3, 2026 ballot for Sioux County Treasurer.
Daniel D. Zomermaand Republican
Daniel D. Zomermaand serves as the current Sioux County Treasurer, per nwestiowa.com. No campaign website was found as of September 23, 2026.
No Democrat filed. Republican Daniel D. Zomermaand ran unopposed in his party's primary (4,811 votes, 100%), per the county's official certified primary results.
Full race pageRecorderJessica Kooiker (R)
Unopposed: still on your ballot.
Jessica Kooiker (Republican) is on the November 3, 2026 ballot for Sioux County Recorder.
Jessica Kooiker Republican
Jessica Kooiker serves as the current Sioux County Recorder, per nwestiowa.com. No campaign website was found as of September 23, 2026.
No Democrat filed. Republican Jessica Kooiker ran unopposed in her party's primary (4,764 votes, 100%), per the county's official certified primary results.
Full race pageAttorneyThomas Kunstle (R)
Unopposed: still on your ballot.
Thomas Kunstle (Republican) is on the November 3, 2026 ballot for Sioux County Attorney.
Thomas Kunstle Republican
Thomas Kunstle serves as the current Sioux County Attorney, per nwestiowa.com. No campaign website was found as of September 23, 2026.
No Democrat filed. Republican Thomas Kunstle ran unopposed in his party's primary (4,592 votes, 100%), per the county's official certified primary results.
Full race pageBy address
These seats are elected by district; only the district covering your address is on your ballot.
Sioux County is split across 2 Iowa House districts.
Find your districts by addressIowa House: 2 districtsDistricts 3, 4
Iowa House District 3Robert Driesen (R)
Unopposed: still on your ballot.
Robert Driesen Republican
Robert Driesen is the Republican candidate for Iowa House District 3 on the November 3, 2026 ballot, per the Secretary of State's 2026 General Election candidate list. No campaign website was found as of September 11, 2026; the Secretary of State's certified candidate list is the only verifiable source for Robert Driesen.
Robert Driesen (Republican) is on the November 3 ballot for Iowa House District 3. Not on the November ballot: Thomas M. Jeneary, the sitting member per the roster. Major-party nominees were chosen at the June 2 primary; No Party candidates qualify by nominating petition. The field is the Secretary of State's 2026 General Election candidate list, as read September 11, 2026. This seat is elected by district; only the district covering your address appears on your ballot. Robert Driesen is the only candidate on the ballot for this seat; unopposed candidates still appear on Iowa ballots, so the race is on the November 3 ballot but is not contested.
Full race pageIowa House District 4Skyler Wheeler (R) · Garth Van Donselaar (No Party)
Skyler Wheeler Republican Incumbent
Skyler Wheeler is the incumbent Republican state representative for Iowa House District 4, according to the Iowa Legislature's official roster. No campaign website was found as of September 11, 2026; the Secretary of State's certified candidate list is the only verifiable source for Skyler Wheeler.
Garth Van Donselaar No Party
Garth Van Donselaar is the No Party candidate for Iowa House District 4 on the November 3, 2026 ballot, per the Secretary of State's 2026 General Election candidate list. No campaign website was found as of September 11, 2026; the Secretary of State's certified candidate list is the only verifiable source for Garth Van Donselaar.
Skyler Wheeler (Republican), Garth Van Donselaar (No Party) are on the November 3 ballot for Iowa House District 4; Skyler Wheeler is the sitting member, per the legis.iowa.gov legislator roster. Major-party nominees were chosen at the June 2 primary; No Party candidates qualify by nominating petition. The field is the Secretary of State's 2026 General Election candidate list, as read September 11, 2026. This seat is elected by district; only the district covering your address appears on your ballot.
Full race pageSee your full ballot
Voting info and more
Voting info and more
Verify your ballot with the official election office.
Cross-check every race and candidate with the official election office. Official sources are the final word.
Who is on the ballot in Sioux County, Iowa on November 3, 2026?
Sioux County sample ballot 2026: who is running for board of supervisors, county treasurer and county recorder, with bios, priorities and campaign sites. Every candidate profile on this page names the official filing or campaign source it came from.
When is the 2026 general election in Iowa?
Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for Iowa are listed on the Iowa election hub. Iowa election hub →
How do I see my exact Sioux County ballot?
Enter your ZIP code in the lookup for the statewide and congressional races on every ballot in the county, or a full street address to add the county, city and district contests for that location. Look up your ballot →
Sample ballot by ZIP code in Sioux County13 ZIP codes
Candidate roster last updated Sep 25, 2026 from official election sources.