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Brennan Center Report Warns Columbus Voters of Baseless Challenge Risks
Baseless mass challenges could add workload for local election offices and create uncertainty for voters ahead of the midterms.
How we reported this

The Brennan Center has documented a sharp rise in baseless mass voter challenges, with at least 185,232 such filings recorded in 2024 alone. These actions, often linked to the election-denial movement, are expected to continue into the midterm cycle and directly affect how elections are administered in cities like Columbus.
Why the trend matters locally
Columbus residents rely on smooth operation of polling places and accurate voter rolls. When large numbers of challenges are filed, election officials must review each one, even when most turn out to be unsuccessful. This diverts staff time from routine tasks and can create longer lines or delays on Election Day for people trying to cast ballots in their neighborhoods.
Patterns seen in recent cycles
Brennan Center research on the 2022 midterms found activists challenged about 92,000 voters nationwide, with the large majority rejected after review. The same report notes that the volume of filings still placed extra demands on election offices. In Ohio, a separate Brennan Center analysis describes similar tactics occurring both through pre-Election Day mass filings and challenges made at polling places.
Columbus response to rising pressures
Columbus has already taken steps by passing municipal protections for election workers. These measures address concerns about threats and interference that have grown alongside the increase in voter challenges. The protections aim to keep trained staff available to manage the additional reviews that mass challenges create.
What residents can expect
Election offices in Columbus will continue to process any challenges that arrive while operating under the new local safeguards. Voters who receive notice of a challenge are encouraged to check their registration status through official county channels and bring required identification to the polls. The Brennan Center notes that most mass challenges do not result in voters being removed from rolls, but the process itself can still create confusion and extra steps for individuals.
References Sourced but Not Limited to:
- ohiocapitaljournal.com
- brennancenter.org · Brennan Center Appendix A.pdf
- brennancenter.org · Ohio legal protections election subversion and voter suppression
- cnn.com
- tpr.org
- brennancenter.org · Survey finds election officials remain concerned about safety lack
- brennancenter.org · 2023 08 How States Can Prevent Election Subversion in 2024 and Beyond Report.pdf