| Election Name: | 2020 Iowa House of Representatives election |
| Country: | Iowa |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 2018 Iowa House of Representatives election |
| Previous Year: | 2018 |
| Next Election: | 2022 Iowa House of Representatives election |
| Next Year: | 2022 |
| Seats For Election: | All 100 seats in the Iowa House of Representatives |
| Majority Seats: | 51 |
| Election Date: | November 3, 2020 |
| Leader1: | Linda Upmeyer (retired) |
| Color1: | FF0000 |
| Party1: | Republican |
| Leader Since1: | January 14, 2016 |
| Leaders Seat1: | 54th district |
| Last Election1: | 54 |
| Seats Before1: | 53 |
| Seats1: | 59 |
| Seat Change1: | 6 |
| Popular Vote1: | 786,409 |
| Percentage1: | 46.26% |
| Leader2: | Todd Prichard |
| Color2: | 0000FF |
| Party2: | Democratic |
| Leader Since2: | January 14, 2019 |
| Leaders Seat2: | 52nd district |
| Last Election2: | 46 |
| Seats Before2: | 47 |
| Seats Needed2: | 4 |
| Seats2: | 41 |
| Seat Change2: | 6 |
| Popular Vote2: | 726,718 |
| Percentage2: | 42.74% |
| Map Size: | 400px |
| Speaker of the House | |
| Before Election: | Linda Upmeyer |
| Before Party: | Republican |
| After Election: | Pat Grassley |
| After Party: | Republican |
Elections to the Iowa House of Representatives were held on November 3, 2020.[1]
In October 2020, The Washington Post identified this state election as one of eight whose outcomes could affect partisan balance during post-census redistricting.[2]
Generic Republican vs. Generic Democrat
| Party | Candidates | Votes | Seats | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| % | Before | Up | Won | After | +/– | |||||
| Republican | 80 | 53 | 53 | 59 | 59 | 6 | ||||
| Democratic | 91 | 47 | 47 | 41 | 41 | 6 | ||||
| Libertarian | 4 | 0 | 0 | 0 | 0 | |||||
| Independent | 3 | 0 | 0 | 0 | 0 | |||||
| Total | 100 | 100 | 100 | 100 | ||||||
| Source: Iowa Elections Results | ||||||||||
Seats where the margin of victory was under 10%:
Partisan clients