Iowa's 4th Congressional District (IA-4)
Last updated · 5 sources
Randy Feenstra, a Republican, has represented the district since 2021.
The district includes all or part of 36 counties.
According to the Census Bureau's 2020–2024 American Community Survey 5-year estimates, the district has a population of 798,043, a median household income of $72,711, and a median age of 38.6. Of residents 25 and older, 26.8% hold a bachelor's degree or higher.
Representative

2026 election
Feenstra ran for governor of Iowa and lost the primary on Jun 2, 2026.
8 candidates have reported raising money for the 2026 IA-4 race to the FEC.
Election Day: Tuesday, November 3, 2026
| Candidate | Party | Raised | Cash on hand | Through |
|---|---|---|---|---|
| Chris McGowan | Republican | $679,844 | $328,850 | Jun 30 |
| Ryan Rhodes | Republican | $443,360 | $4,665 | Jun 30 |
| Dave Dawson | Democratic | $135,722 | $49,762 | Jun 30 |
| Matt Windschitl | Republican | $65,881 | $0 | May 11 |
| Douglas Jensen | Republican | $30,110 | $956 | Mar 31 |
| Ashley Wolftornabane | Democratic | $25,158 | $990 | Jun 30 |
| Ryan Michael Appleton Melton | Democratic | $13,890 | $0 | Jun 30 |
| Christian Schlaefer | Republican | $7,710 | $2,013 | Dec 31 |
Includes primary candidates; FEC filings do not record primary results. FEC race page
District profile
- Population
- 798,043
- Median household income
- $72,711
- Median age
- 38.6
- Bachelor's degree or higher
- 26.8%
Census Bureau, 2020–2024 American Community Survey 5-year estimates
Iowa senators
Chuck GrassleyU.S. Senator for Iowa · Republican
Joni ErnstU.S. Senator for Iowa · Republican
Neighboring districts
Sources
- District boundaries (Census Bureau cartographic boundary file, 119th Congress) · retrieved Oct 2, 2026
- Counties by district (Census Bureau relationship file) · retrieved Oct 2, 2026
- District profile (Census Bureau, 2020–2024 American Community Survey 5-year estimates) · retrieved Oct 2, 2026
- congress-legislators (member data, CC0) · retrieved Oct 2, 2026
- Candidates and totals (Federal Election Commission) · retrieved Oct 2, 2026