The Ballot Brief
Plymouth County, Iowa

Plymouth County Treasurer

Sitzmann was on the November 3, 2026 ballot. Names follow official Plymouth County election filings. Certified results will appear here once the election office certifies the count. Iowa certifies the general election by November 30, 2026; county canvasses are due November 10. Official results: electionresults.iowa.gov.

About this race

Unopposed. Incumbent Republican Shelly Sitzmann is seeking reelection, per the county's official candidate list and her name appearing on the county treasurer's own department page.

What this office does

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 Plymouth County votes on this seat. The sitting officeholder, Shelly Sitzmann, is on the ballot. One name is on the ballot for this seat.

This list comes from official election records but may be incomplete. It can miss, for example, late or petition candidates and some city, school and district races. Your official sample ballot is the final word.

We use AI to research and write election information. Errors are possible. Verify important details with official sources.

Iowa › Plymouth County › Plymouth County Treasurer

Who won? The official answer comes November 30.

Iowa makes results final in three steps.
✓
Done · Nov 3
Votes were cast and counted
Election night totals are a first count, not the final one.
2
Happening now · by Nov 10
Plymouth County double-checks its count
The county reviews mail ballots, provisional ballots and any recount, then sends official totals to the state.
3
Next · Nov 30
Iowa makes it official
The State board of canvassers certifies the result. The winner appears on this page that day.

What local news is reporting

Not official yetUpdated November 5, 2026

This report is cited to the outlet that published it. We do not call races. Official running count: Iowa official results.

Plymouth County Treasurer
No report found yet

Reports are checked daily until Iowa certifies on November 30; a certified winner replaces the report on that day.

Shelly Sitzmann

RepublicanIncumbent

Biography

Shelly Sitzmann is the incumbent Plymouth County Treasurer, seeking reelection unopposed, per the county treasurer office's own page. No campaign website was found as of September 23, 2026.

Next on the ballotPlymouth County Recorder

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Voting info and more

Voting info and more
Questions about this race

Who is running for Plymouth County Treasurer in 2026?

One candidate was tracked for Plymouth County Treasurer on the November 3, 2026 ballot: Shelly Sitzmann. Candidate information follows official Plymouth County election filings; verify with the official election office linked below.

When is the Plymouth County Treasurer election in Iowa?

Election Day was Tuesday, November 3, 2026. Certified results will appear on this page as the election office certifies them. Iowa certifies the general election by November 30, 2026; county canvasses are due November 10. Official results: https://electionresults.iowa.gov/. Voting rules for Iowa are on the Iowa election hub at theballotbrief.com.

How do I see my exact Plymouth 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.

Who won the Plymouth County Treasurer race?

Not yet reported by the outlets we checked; Iowa certifies on November 30. We do not call races.

Verify this race

Candidate roster from official Plymouth County and state election office filings, last verified September 25, 2026. Bios and priorities carry their attribution inline.

Cross-check with the official Iowa election office, or see the full Plymouth County sample ballot and your exact ballot by address.

The rest of your Plymouth County ballot

9 tracked races in Plymouth County, Iowa. Landed here from another county's search? Look up your own ballot below.

Also on the November 3 ballot
Plymouth County AttorneyIowa Senate District 7Iowa House District 3See all 9 Plymouth County races
Candidate profiles
Shelly Sitzmann, full profileOfficial Iowa election office