Iowa delegation in Congress
| Member | With party | With President | Rank (0–100) |
|---|---|---|---|
| Sen. Joni ErnstRepublican Iowa | 100% | 100% | 74 |
| Sen. Chuck GrassleyRepublican Iowa | 99% | 100% | 57 |
| Rep. Mariannette Miller-MeeksRepublican IA-01 | 96% | 97% | 55 |
| Rep. Ashley HinsonRepublican IA-02 | 98% | 100% | 56 |
| Rep. Zachary NunnRepublican IA-03 | 95% | 99% | 52 |
| Rep. Randy FeenstraRepublican IA-04 | 97% | 100% | 68 |
Rank is the percentile in all of Congress from most liberal (0) to most conservative (100).