Aggregate of all polls released for Iowa's 1st congressional district House election between Democrat Christina Bohannan and Republican Mariannette Miller-Meeks. This page will update the moment new polls are released, including the polling average, projected margin, and survey details.
2026 Iowa 1st district House Polling Average
Christina Bohannan leads Mariannette Miller-Meeks by 3.3% in the Pollsmax polling average for the 2026 Iowa 1st district House election, 40.3% to 37.0%. The average currently aggregates results from 2 polls. According to the latest Iowa 1st district House poll, conducted by The Bullfinch Group on July 16, Bohannan leads Miller-Meeks 40% to 35%.
Democrat
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Weighted polling average
Republican
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Weighted polling average
Net margin
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Polling average difference
Polls Included
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Number of polls conducted
Pollsmax creates a time-weighted and partisanship-adjusted polling average from an aggregate of all polls conducted for the general election. See the polling methodology to learn more about how polls are standardized and weighted.