electionsmcp › races › Iowa State House District 57
Iowa State House District 57
The current officeholder, the 2024 result, and a precinct-level model you can run yourself — built from how Iowa actually voted.
Model Iowa State House District 57 →
Current officeholder
Pat Grassley Republican
2024 result
Republican R+20.4
2024 votes cast
18,049
Office
State House
Precinct results — 2024 general
18 precincts reported in Iowa State House District 57's 2024 general election. The twenty largest:
| Precinct | Winner | Margin | Votes |
|---|---|---|---|
| 19023-2-CL | Republican | R+27.7 | 1,355 |
| 19023-6-SR | Republican | R+24.1 | 1,352 |
| 19017-#10 City of Waverly Ward 1 | Democratic | D+0.9 | 1,308 |
| 19017-#14 City of Waverly Ward 5 | Democratic | D+7.2 | 1,302 |
| 19023-7-PB | Republican | R+38.6 | 1,280 |
| 19017-#11 City of Waverly Ward 2 | Republican | R+7.5 | 1,198 |
| 19017-#13 City of Waverly Ward 4 | Democratic | D+11.1 | 1,185 |
| 19017-#8 City of Denver | Republican | R+17.4 | 1,128 |
| 19017-#6 Jackson Twp/City of Janesville | Republican | R+22.8 | 1,018 |
| 19023-1-GR | Republican | R+29.6 | 983 |
| 19017-#7 Jefferson Twp | Republican | R+34.1 | 941 |
| 19023-4-AL | Republican | R+45.0 | 912 |
| 19017-#5 Lafayette Twp/Washington Twp | Republican | R+13.6 | 787 |
| 19023-5-AP | Republican | R+49.8 | 773 |
| 19017-#12 City of Waverly Ward 3 | Democratic | D+10.1 | 763 |
| 19023-3-DU | Republican | R+55.4 | 731 |
| 19023-8-NH | Republican | R+35.8 | 539 |
| 19017-#1 Polk Twp/City of Plainfield | Republican | R+36.0 | 494 |
All 18 precincts are modelable — open the race in the simulator and drill to precinct grain.
Find your district
Enter a ZIP code or a district (e.g. NC-4) to find your U.S. House district and who represents it.
Model Iowa State House District 57 in five steps
- Set the candidates. Name the contenders for the Iowa State House District 57 (or keep the generic Democrat / Republican defaults). The map starts from real 2024 results in every precinct.
- Apply a swing. Move vote share statewide, or by demographic cohort, with a slider. The map and the running tally recompute instantly.
- Model turnout. Mobilize or depress turnout for any group — turnout and persuasion are modeled separately, the way a real campaign thinks about them.
- Drill to precincts. Zoom from the state down to individual precincts and override any of them by hand.
- Roll up & share. Roll the result up to chamber control, then publish a shareable, frozen link to your scenario.
Open Iowa State House District 57 in the simulator →
Frequently asked
Who represents Iowa State House District 57?
Pat Grassley (Republican) currently holds this State House seat.
What was the 2024 result in Iowa State House District 57?
R+20.4 — 7,180 Democratic, 10,869 Republican, of 18,049 votes cast.
Can I model this race myself?
Yes — open it in the electionsmcp simulator and model vote-share swing and turnout from the real 2024 baseline, down to the precinct, then roll it up to chamber control.