| Iowa State Senate District ID | 4 |
| Representative | Tim Kraayenbrink |
| Party Affiliation | Republican |
| 51466 |
| 51458 |
| 51453 |
| 51450 |
| 51449 |
| 51448 |
| 51436 |
| 51433 |
| 51431 |
| 51053 |
| 51020 |
| 50597 |
| 50594 |
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| 50588 |
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| 50581 |
| 50579 |
| 50575 |
| 50574 |
| 50573 |
| 50571 |
| 50569 |
| 50568 |
| 50567 |
| 50566 |
| 50563 |
| 50562 |
| 50561 |
| 50557 |
| 50554 |
| 50552 |
| 50551 |
| 50548 |
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| 50535 |
| 50533 |
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| 50530 |
| 50524 |
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| 50521 |
| 50518 |
| 50516 |
| 50510 |
| 50501 |
| 50249 |