Iowa Democratic Party
| $38,429,501.58 | $38,627,374.44 |
Republican Party of Iowa
| $36,063,599.54 | $34,230,512.03 |
Credit Union PAC
| $6,427,150.34 | $6,401,961.21 |
Iowa State Education Assn PAC or Isea PAC
| $3,201,506.35 | $2,702,439.13 |
Associated General Contractors of Iowa PAC
| $2,897,207.26 | $2,095,353.39 |
Rpac Iowa - Realtors PAC
| $2,776,503.06 | $2,512,491.80 |
Better Democracy PAC
| $1,697,795.04 | $1,741,002.04 |
Iowa Health PAC
| $1,674,924.64 | $1,585,632.38 |
Polk County Democratic Central Committee
| $1,589,753.90 | $1,518,854.57 |
Hy-Vee Inc Employees' PAC
| $1,559,309.27 | $1,388,436.57 |
Bankers Unite in Legislative Decisions Aka: Build
| $1,519,135.59 | $1,250,755.14 |
Berkshire Hathaway Energy Company PAC
| $1,345,718.12 | $1,557,483.62 |
Iowa Farm Bureau Federation PAC
| $1,297,902.56 | $1,194,823.90 |
Afscme Iowa Council 61 people
| $1,199,075.09 | $1,190,633.23 |
Joni PAC Iowa
| $1,116,564.51 | $1,091,312.43 |
Great Plains Laborers' District Council Iowa PAC
| $1,094,836.82 | $1,051,850.00 |
Iha PAC
| $1,088,732.33 | $947,364.03 |
Heavy Highway PAC
| $1,058,291.68 | $927,432.19 |
Justice for All PAC
| $1,033,761.95 | $970,052.36 |
Planned Parenthood Advocates of Iowa PAC
| $911,758.47 | $736,242.08 |
Master Builders of Iowa PAC
| $877,430.21 | $810,596.22 |
The PAC for America's Future
| $795,750.01 | $793,293.51 |
Associated Builders & Contractors of Iowa Political Action C
| $681,352.10 | $511,491.82 |
Elite PAC
| $652,767.23 | $567,081.41 |
Iowa Committee on Political Education - AFL-CIO
| $647,996.98 | $599,442.91 |