See Iowa precinct result maps published by The Times in 2016 and 2020. Sources: The Associated Press; Iowa Republican Party; Iowa Secretary of State; L2; U.S. Census Bureau.

A section of the map is dedicated to educating bicyclists about their rights and responsibilities on public roads.

Craig Markley, from the Iowa Department of Transportation, said there have been significant additions since the last map was printed two years ago, and Iowa now has about 2,500 miles of bike trails.