Jefferson County Sample Ballot & Voter Guide 2026

Jefferson County, Wisconsin

Who is running for Wisconsin Assembly and Wisconsin Senate and more, and where they stand on schools, taxes and jobs.

8 races on the November ballot · 15 candidates
Enter your ZIP code at theballotbrief.com to see your exact 2026 ballot.

By address

These seats are elected by district; only the district covering your address is on your ballot.

Jefferson County is split across 8 Wisconsin Assembly and Senate districts.

Find your districts by address
Wisconsin Assembly: 5 districtsDistricts 38, 43, 46, 97, 99
Wisconsin Assembly District 38William Penterman (R) · Terri Wenkman (D)

William Penterman

RepublicanIncumbent

William Penterman represents Wisconsin's 38th Assembly District, covering parts of Dodge and Jefferson counties, per the Wisconsin State Legislature. No campaign website was found as of September 21, 2026.

Terri Wenkman

Democratic

Top priorities

  • Supports lowering property taxes, improving schools, and tax cuts for working families.
  • Supports farmers through market expansion and internet access, worker rights, small-business tax relief, and expanding the veterans' property tax credit.
  • Supports improving healthcare cost and access, and local decision-making on community issues.

Per the campaign site.

About Terri Wenkman

Terri Wenkman is a registered nurse who cares for patients near Oconomowoc, per her campaign site. She was raised in Jefferson County, graduated from Jefferson High School, and served over a decade on the Jefferson School Board before returning to school to earn her nursing degree, per her campaign site.

William Penterman (Republican), Terri Wenkman (Democratic) meet on the November 3 ballot; William Penterman is the sitting member, per the Wisconsin Elections Commission's incumbent listing and the Legislature's roster. Wisconsin has no runoffs; the August 11 partisan primary set each party's nominee, and unopposed nominees still print. The field is the Wisconsin Elections Commission's certified Candidates on Ballot list for the November 3, 2026 general election (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Full race page
Wisconsin Assembly District 43Paul McGraw (R) · Brienne Brown (D)

Paul McGraw

Republican

Top priorities

  • Reform education with a focus on reading, writing, and math instruction
  • Fiscal accountability for taxpayer dollars
  • Support law enforcement and safe communities

Per the campaign site.

About Paul McGraw

Dr. Paul McGraw is a veterinarian with more than 35 years of experience, including 14 years as State Veterinarian and Assistant State Veterinarian for the Wisconsin Department of Agriculture, Trade and Consumer Protection, per The Gazette of Janesville. He also managed The Doctor's Office, overseeing five independent medical clinics, and has resided in the Town of Richmond for 29 years. He is the Republican nominee for Wisconsin's 43rd Assembly District in the November 3, 2026 general election.

Brienne Brown

DemocraticIncumbent

Top priorities

  • Quality education and fair pay for teachers
  • Investing in small businesses and family-owned farms, including broadband
  • Investing in public safety

Per the campaign site.

About Brienne Brown

Brienne Brown is a small business owner who was elected three times to the Whitewater Common Council and served 12 years on the Library Board, per the campaign site. Brown worked to create a weekly farmers market in Whitewater and reorganized the Whitewater Community Foundation, per the campaign site.

Paul McGraw (Republican), Brienne Brown (Democratic) meet on the November 3 ballot; Brienne Brown is the sitting member, per the Wisconsin Elections Commission's incumbent listing and the Legislature's roster. Wisconsin has no runoffs; the August 11 partisan primary set each party's nominee, and unopposed nominees still print. The field is the Wisconsin Elections Commission's certified Candidates on Ballot list for the November 3, 2026 general election (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Full race page
Wisconsin Assembly District 46John Donohue (R) · Joan Fitzgerald (D)

John Donohue

Republican

John Donohue is the Republican candidate for Wisconsin Assembly District 46 on the November 3, 2026 ballot, per the Wisconsin Elections Commission's certified Candidates on Ballot list. No campaign website was found as of September 7, 2026.

Joan Fitzgerald

DemocraticIncumbent

Joan Fitzgerald taught high school math in the Jefferson public schools for 33 years before retiring, per her official legislator biography. She later served on the Jefferson County Board of Supervisors and was elected to the Assembly in 2024. No campaign website was found as of September 7, 2026.

John Donohue (Republican), Joan Fitzgerald (Democratic) meet on the November 3 ballot; Joan Fitzgerald is the sitting member, per the Wisconsin Elections Commission's incumbent listing and the Legislature's roster. Wisconsin has no runoffs; the August 11 partisan primary set each party's nominee, and unopposed nominees still print. The field is the Wisconsin Elections Commission's certified Candidates on Ballot list for the November 3, 2026 general election (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Full race page
Wisconsin Assembly District 97Cindi Duchow (R)

Unopposed: still on your ballot.

Cindi Duchow

RepublicanIncumbent

Cindi Duchow worked in retail management as a fashion specialist for national retailers and helped run her family's boating business on Lake Michigan, per her official legislator biography. She served on the Town of Delafield Board of Supervisors from 2012 to 2016 before her election to the Assembly in a 2015 special election. No campaign website was found as of September 7, 2026.

Cindi Duchow (Republican) is the only candidate on the November 3 ballot; Cindi Duchow is the sitting member, per the Wisconsin Elections Commission's incumbent listing and the Legislature's roster. Wisconsin has no runoffs; the August 11 partisan primary set each party's nominee, and unopposed nominees still print. The field is the Wisconsin Elections Commission's certified Candidates on Ballot list for the November 3, 2026 general election (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Full race page
Wisconsin Assembly District 99Barbara Dittrich (R)

Unopposed: still on your ballot.

Barbara Dittrich

RepublicanIncumbent

Top priorities

  • Victim's rights and community safety
  • Maintain women's sports for biological women
  • Substance abuse prevention and recovery

Per the campaign site.

About Barbara Dittrich

Barbara Dittrich has represented the 99th Assembly District since 2018 and chairs the Assembly Committee on Insurance, per the campaign site. Dittrich worked 13 years in the investment industry and then founded a charitable non-profit serving parents of children with disabilities and chronic illnesses, serving as its executive director for 15 years, per the campaign site.

Barbara Dittrich (Republican) is the only candidate on the November 3 ballot; Barbara Dittrich is the sitting member, per the Wisconsin Elections Commission's incumbent listing and the Legislature's roster. Wisconsin has no runoffs; the August 11 partisan primary set each party's nominee, and unopposed nominees still print. The field is the Wisconsin Elections Commission's certified Candidates on Ballot list for the November 3, 2026 general election (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Full race page
Wisconsin Senate: 3 districtsDistricts 13, 15, 33
Wisconsin Senate District 13John Jagler (R) · Sasha Ripley (D)

John Jagler

RepublicanIncumbent

Jagler is a realtor who also owns a family-run natural dog treat company and a communications consulting business, per his official legislator page. A former radio morning show host and news anchor, he served as communications director for Assembly Speaker Jeff Fitzgerald before his election to the Legislature. No campaign website was found as of September 7, 2026.

Sasha Ripley

Democratic

Top priorities

  • Data center regulations and transparency
  • Worker protection and opportunities
  • Restructure funding for public schools

Per the campaign site.

About Sasha Ripley

Sasha Ripley is a teacher who has taught GED and HSED classes to low-income adults and holds a bachelor's degree from the University of Wisconsin-Stevens Point, per the campaign site. Ripley worked at a small local pharmacy for eight years while in college and has a degree in medical coding, per the campaign site.

John Jagler (Republican), Sasha Ripley (Democratic) meet on the November 3 ballot; John Jagler is the sitting member, per the Wisconsin Elections Commission's incumbent listing and the Legislature's roster. Wisconsin has no runoffs; the August 11 partisan primary set each party's nominee, and unopposed nominees still print. The field is the Wisconsin Elections Commission's certified Candidates on Ballot list for the November 3, 2026 general election (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Full race page
Wisconsin Senate District 15Christopher Dean (Serving People Not Parties) · Scott Fleming (R) · Mark Spreitzer (D)

Christopher Dean

Serving People Not Parties

Top priorities

  • Properly fund emergency services and first responders
  • Reduce residency requirements for veterans to access state benefits
  • Prioritize K-12 education funding while cutting government waste instead of raising property taxes

Per the campaign site.

About Christopher Dean

Dean is a retired U.S. Army infantryman who was medically retired in 2010 after a deployment to Iraq, earning a Combat Infantry Badge and an Army Commendation Medal with valor device, per the campaign site. He later worked as a parts delivery driver in the automotive industry and advanced into management, turning around a struggling parts business, per the campaign site.

Scott Fleming

Republican

Top priorities

  • Affordability and lower property taxes
  • Agricultural protections
  • Water steward

Per the campaign site.

About Scott Fleming

Scott Fleming is a Certified Crop Advisor and nutrient management specialist who has worked with farmers and businesses in the region, per the campaign site. Fleming serves as First Supervisor for the Town of Johnstown, per the campaign site.

Mark Spreitzer

DemocraticIncumbent

Mark Spreitzer represents Wisconsin's 15th Senate District, based around Rock County, per his official legislator page. He is the Democratic incumbent seeking reelection in the November 3, 2026 general election. No campaign website was found as of September 7, 2026.

Christopher Dean (Serving People Not Parties), Scott Fleming (Republican), Mark Spreitzer (Democratic) meet on the November 3 ballot; Mark Spreitzer is the sitting member, per the Wisconsin Elections Commission's incumbent listing and the Legislature's roster. Wisconsin has no runoffs; the August 11 partisan primary set each party's nominee, and unopposed nominees still print. The field is the Wisconsin Elections Commission's certified Candidates on Ballot list for the November 3, 2026 general election (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Full race page
Wisconsin Senate District 33Chris Kapenga (R) · Mike Van Someren (D)

Chris Kapenga

RepublicanIncumbent

Chris Kapenga worked as a certified public accountant at a major international accounting firm and for a Fortune 50 company before becoming a business owner, per his official legislator biography. He has owned and sold several businesses and was elected Senate President by his peers. No campaign website was found as of September 7, 2026.

Mike Van Someren

Democratic

Top priorities

  • Raise wages and lower costs through investment in education, child care, healthcare and infrastructure
  • Require data centers to pay their own way for infrastructure and energy costs
  • Lower property taxes responsibly without raising income taxes on working families

Per the campaign site.

About Mike Van Someren

Mike Van Someren is a practicing attorney who earned his law degree from Marquette University Law School after attending UW-Madison, where he played on the Badger football team, per his campaign website. He is a father who has helped organize local community events in Oconomowoc.

Chris Kapenga (Republican), Mike Van Someren (Democratic) meet on the November 3 ballot; Chris Kapenga is the sitting member, per the Wisconsin Elections Commission's incumbent listing and the Legislature's roster. Wisconsin has no runoffs; the August 11 partisan primary set each party's nominee, and unopposed nominees still print. The field is the Wisconsin Elections Commission's certified Candidates on Ballot list for the November 3, 2026 general election (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Full race page

Your address is only used to match your districts.

Voting info and more

Voting info and more
How to vote in Jefferson County

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.

Wisconsin nominees were set by the August 11 partisan primary (plurality, no runoffs) and meet on the November 3 ballot; unopposed nominees still print. All 99 Assembly seats and the odd-numbered Senate districts are up, along with sheriff, clerk of circuit court and coroner in each county; county clerk, treasurer, register of deeds and district attorney were elected in 2024 and county executives, boards and judges are elected at the spring election, per the Wisconsin Elections Commission.

Jefferson County 2026 election questions

Who is on the ballot in Jefferson County, Wisconsin on November 3, 2026?

Jefferson County sample ballot 2026: see where the wisconsin senate and wisconsin assembly candidates stand on schools, taxes and jobs. Every candidate profile on this page names the official filing or campaign source it came from.

When is the 2026 general election in Wisconsin?

Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for Wisconsin are listed on the Wisconsin election hub. Wisconsin election hub →

How do I see my exact Jefferson 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 Jefferson County10 ZIP codes
Wisconsin statewide racesEvery Wisconsin race on this county's ballot.All Wisconsin ballot measures3 statewide ballot measures