Black Hawk County
Elections

Welcome to the Black Hawk County Elections Website

The Auditor’s Office is responsible for every aspect of conducting an election from voter registration to the final count of the votes. This site is designed to be a resource for residents looking to learn how to vote, find their elected officials, learn about becoming a candidate, or find past or upcoming election information.

Upcoming & Recent Elections

Jun
2
2026 Primary Election Primary Election
Election Information Candidate List
Feb
24
Special Election - Waterloo Ward 2 Council Member Vacancy Special Election
Precinct by Precinct Results · Official Results Election Summary Results · Official Results More Results Sample Ballot(s)
Dec
2
2025 City Runoff (WL Mayor & Ward 1) (CF Ward 3) City Runoff Election
Sample Ballot(s)

News

Board of Supervisors to be Elected by District Beginning in 2026

January 20, 2026

Black Hawk County will elect members of the Board of Supervisors by district beginning in 2026, following changes enacted in Senate File 75, which was passed by the Iowa Legislature in 2025.
Black Hawk County Post-Election Audit Confirms Accuracy of December Election Results
Post- Election Audit Perfect Match
All News

FAQ

Q.

What is Voter ID?

A.

Starting in 2019, voters must provide an ID when going to vote. Voters who do not have ID will be allowed to either cast a provisional ballot or have another registered voter attest to their identification. Learn more about provisional ballots and attesting on our Voter ID page.

There are 6 approved types of identification that may be used:

  • an Iowa Driver’s License or Non-Operator ID
  • a Voter ID issued by the Secretary of State or the Auditor’s Office
  • a current US Passport
  • a US Military ID
  • a US Veteran’s ID
  • a Tribal ID
All Frequently Asked Questions

Black Hawk County Voter Registration

Updated March 2, 2026
No Party
29,304
Democratic
27,900
Republican
23,153
Other
816
Total Registered Voters: 81,173
Register to Vote
This webpage was printed on March 14, 2026. For the most current election-related information, visit the Black Hawk County, Iowa, Elections website at https://blackhawkcountyelections.iowa.gov.
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