Iowa likely voters closely split on income tax constitutional amendment, poll finds

By: Robin Opsahl

Outlets: Iowa Capital Dispatch

Published: August 27, 2026

Words: 543

Last Updated: 1 month, 3 weeks ago


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Likely Iowa voters do not have a clear preference on a proposed constitutional amendment requiring two-thirds of state lawmakers to approve income tax increases, according to a new Suffolk University poll.

The Suffolk University Political Research Center poll, released Wednesday, found roughly 33% of likely Iowa voters planned to vote “yes” on Amendment 1, while 36% planned to vote against the amendment. An additional 30% said they were still undecided, while 1% refused to answer …

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