United States Senate – GOP Hold
Chuck Grassley (R-inc) – 681,507 – 56.00%
Michael Franken (D) – 533,717 – 43.85%
Write-Ins – 1,804 – 0.15%
Total Votes – 1,217,028 – 100.00%
United States House of Representatives – District 1 – GOP Hold
Mariannette Miller-Meeks (R-inc) – 162,952 – 53.35%
Christina Bohannan (D) – 142,254 – 46.57%
Write-Ins – 260 – 0.09%
Total Votes – 305,466 – 100.00%
United States House of Representatives – District 2 – GOP Hold
Ashley Hinson (R-inc) – 172,181 – 54.08%
Liz Mathis (D) – 145,940 – 45.84%
Write-Ins – 278 – 0.09%
Total Votes – 318,399 – 100.00%
United States House of Representatives – District 3 – GOP Gain
Zach Nunn (R) – 156,263 – 50.26%
Cindy Axne (D-inc) – 154,117 – 49.57%
Write-Ins – 534 – 0.17%
Total Votes – 310,914 – 100.00%
United States House of Representatives – District 4 – GOP Hold
Randy Feenstra (R-inc) – 186,467 – 67.31%
Ryan Melton (D) – 84,230 – 30.41%
Bryan Jack Holder (Liberty Caucus) – 6,035 – 2.18%
Write-Ins – 276 – 0.10%