Mahaska County Sample Ballot & Voter Guide 2026
4 candidates are on the November 3, 2026 ballot across 3 Mahaska County races, led by the Iowa Senate District 19 contest.
By address
These seats are elected by district; only the district covering your address is on your ballot.
Mahaska County is split across 2 Iowa House districts.
Find your districts by addressIowa House: 2 districtsDistricts 37, 88
Iowa House District 37Jason Sandholdt (R)
Unopposed: still on your ballot.
Jason Sandholdt Republican
- Being tough on crime
- Supporting private businesses and their employees
- Fiscally responsible funding of public safety and education
Per the Newton Daily News.
About Jason Sandholdt
Jason Sandholdt is the Republican candidate for Iowa House District 37 on the November 3, 2026 ballot, per the Secretary of State's 2026 General Election candidate list. Sandholdt is the Marion County Sheriff, first elected in 2013, and is a native of Oskaloosa who attended Central College, per Newton Daily News / KNIA KRLS Radio. No campaign website was found as of September 11, 2026; the Secretary of State's certified candidate list is the only verifiable source for Jason Sandholdt.
Jason Sandholdt (Republican) is on the November 3 ballot for Iowa House District 37. Not on the November ballot: Barb Kniff McCulla, 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. Jason Sandholdt 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 88Helena Hayes (R)
Unopposed: still on your ballot.
Helena Hayes Republican Incumbent
Helena Hayes is the Republican representative for Iowa House District 88, per the Iowa Legislature's website. Hayes serves on the Education, Labor and Workforce and Veterans Affairs committees and the International Relations Committee, per the Iowa Legislature's website. No campaign website was found as of September 21, 2026.
Helena Hayes (Republican) is on the November 3 ballot for Iowa House District 88; Helena Hayes 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. Helena Hayes 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 Senate District 19Barb Kniff McCulla (R) · Zachary Mecham (D)
Barb Kniff McCulla Republican
Barb Kniff McCulla is the Republican candidate for Iowa Senate District 19 on the November 3, 2026 ballot, per the Secretary of State's 2026 General Election candidate list. Kniff McCulla currently serves as the Iowa House member for District 37 and is running for the open Iowa Senate District 19 seat, succeeding Sen. Ken Rozenboom, per Newton Daily News. No campaign website was found as of September 11, 2026; the Secretary of State's certified candidate list is the only verifiable source for Barb Kniff McCulla.
Zachary Mecham Democratic
- Access to Medicaid and vocational rehabilitation resources for people with disabilities
Per Newton Daily News.
About Zachary Mecham
Zachary Mecham, the Democratic nominee for Iowa Senate District 19, is a Pleasantville-based entertainer and inventor who co-founded two statewide disability rights organizations, according to the Newton Daily News. He is an entrepreneur who has a disability himself. No campaign website was found as of September 11, 2026; the Secretary of State's certified candidate list is the only verifiable source for Zachary Mecham.
Barb Kniff McCulla (Republican), Zachary Mecham (Democratic) are on the November 3 ballot for Iowa Senate District 19. Not on the November ballot: Ken Rozenboom, 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.
Full race pageSee your full ballot
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Who is on the ballot in Mahaska County, Iowa on November 3, 2026?
Mahaska County sample ballot 2026: who is running for iowa senate and iowa house, 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 Mahaska 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 →
Iowa statewide racesEvery Iowa race on this county's ballot.All Iowa ballot measures1 statewide ballot measure