Iowa’s 1st Congressional District is represented by Mariannette Miller-Meeks (R) in the U.S. House of Representatives. The district is one of Iowa’s seats in the 435-member House of Representatives. After the 2020 Census, the average congressional district had 761,169 people, according to the U.S. Census Bureau, and these district boundaries were drawn during the redistricting cycle that followed.
Congressional representatives serve two-year terms and face election every even-numbered year. The next election for this seat will take place on November 3, 2026.
Population
798,572
Median Household Income
$72,191
Population and income: U.S. Census Bureau, American Community Survey 5-year estimates for 2019 to 2023, for district lines in effect on January 1, 2023.
Partisan Lean
R+8
2024 presidential margin (Trump vs Harris). Source: The Downballot.
District boundary, 119th Congress. Boundary data: U.S. Census Bureau TIGERweb. Map tiles: OpenStreetMap.
Mariannette Miller-Meeks and Iowa's 1st Congressional District
Mariannette Miller-Meeks, a member of the Republican Party, represents Iowa's 1st Congressional District and has held the seat since January 3, 2023. The boundary map for the district is above and the ZIP codes it covers are listed further down this page.
Committee assignments: House Committee on Energy and Commerce and House Committee on Veterans' Affairs.
The current term ends January 3, 2027. The seat is on the ballot on Tuesday, November 3, 2026. Washington office phone: 202-225-6576. Official site: millermeeks.house.gov.
Current Representative
Rep. Mariannette Miller-Meeks (R)
119th Congress • Republican • Representing this district since January 3, 2023 • In the House since January 3, 2021
Mariannette Miller-Meeks currently represents Iowa’s 1st Congressional District as a member of the Republican Party in the United States House of Representatives. The representative’s district office helps constituents with federal casework, such as Social Security claims and veterans’ benefits.
2026 Election
On the ballot November 3, 2026
- Mariannette Miller-Meeks, Republican Incumbent
- Christina Bohannan, Democratic
- Michael Bridgford, No Party
Source: Iowa Secretary of State, general election candidate list, checked September 26, 2026. Write-in candidates are not listed.
Key dates for November 3, 2026
| Register by mail | Monday, October 19 Application must be postmarked by this date. |
|---|---|
| Register online | Monday, October 19 |
| Register in person | Through Election Day, November 3 |
| Same-day registration | After October 19, register when you vote early at the county auditor or at your polling place, with proof of identity and residence. |
| Early in-person voting | October 14 to November 2 In-person absentee voting at county auditor offices ends at 5 p.m. on November 2. |
| Request a mail ballot | Monday, October 19 Request must be received by 5 p.m. on October 19. |
| Return a mail ballot | Must be received by 8 p.m. on November 3. |
| Election Day | Tuesday, November 3, 2026 |
Check your registration with the Iowa voter lookup. Dates come from the Iowa election office and were checked September 26, 2026. States can change deadlines, so confirm with your election office before you act.
Polling places in Iowa are open 7 a.m. to 8 p.m., local time. Confirm your registration and polling place on the official federal voter page for Iowa: vote.gov.
What is on the ballot nationally on November 3, 2026
Contact Your Representative
Washington Office
504 Cannon House Office Building
Washington, DC 20515
Phone: (202) 225-6576
Online
Committee Assignments
About This District
The district spans 20 counties in Iowa, including Jasper, Keokuk, Henry, Washington, and Mahaska, and others. Its largest cities are Davenport (about 102,000), Iowa City (about 75,000), Bettendorf (about 39,000), and Clinton (about 24,000).
Learn more about congressional districts
- What is a congressional district?
- What does a U.S. Representative do?
- What is gerrymandering?
- How congressional redistricting works
Frequently Asked Questions
Who represents Iowa's 1st Congressional District?
Mariannette Miller-Meeks (R) represents Iowa's 1st Congressional District in the U.S. House of Representatives.
What political party is Mariannette Miller-Meeks a member of?
Mariannette Miller-Meeks is a member of the Republican Party.
How can I contact Mariannette Miller-Meeks?
You can reach Mariannette Miller-Meeks by phone at 202-225-6576 or through their official website at https://millermeeks.house.gov.
When does Mariannette Miller-Meeks's current term end?
Mariannette Miller-Meeks's current term in the U.S. House of Representatives ends on January 3, 2027.
Where is Iowa's 1st Congressional District?
Iowa's 1st Congressional District is located in the state of Iowa and is one of the 435 voting congressional districts in the U.S. House of Representatives.
What district does Mariannette Miller-Meeks represent?
Mariannette Miller-Meeks has represented Iowa's 1st Congressional District since January 3, 2023. The boundary map for the district is on this page.
Where can I see a map of Mariannette Miller-Meeks's district?
The boundary map for Iowa's 1st Congressional District is on this page. It is drawn from U.S. Census Bureau TIGERweb boundary files for the 119th Congress.
What committees is Mariannette Miller-Meeks on?
Mariannette Miller-Meeks sits on House Committee on Energy and Commerce and House Committee on Veterans' Affairs. Committee assignments come from the Clerk of the House MemberData file.
Is Mariannette Miller-Meeks still in Congress?
This site shows Mariannette Miller-Meeks holding Iowa's 1st Congressional District, checked against the Clerk of the House member list. All 435 House seats are on the ballot on November 3, 2026, so the answer can change with that election.
Nearby Districts in Iowa
ZIP Codes in Iowa's 1st Congressional District
This congressional district contains 250 ZIP codes. The most common 10 are shown below; expand the full list to see every ZIP in the district.
62 of these ZIP codes also extend into another Iowa district, so a ZIP code here does not always identify a single representative. Examples include 50027 (also in the 2nd), 50028 (also in the 4th), 50044 (also in the 3rd), 50047 (also in the 3rd), 50049 (also in the 3rd), 50055 (also in the 4th), 50061 (also in the 3rd), 50104 (also in the 2nd).
- 50001
- 50027
- 50028
- 50044
- 50047
- 50049
- 50054
- 50055
- 50057
- 50061
View all 250 ZIP codes in this district
- 50001
- 50027
- 50028
- 50044
- 50047
- 50049
- 50054
- 50055
- 50057
- 50061
- 50062
- 50104
- 50106
- 50112
- 50116
- 50118
- 50119
- 50125
- 50127
- 50135
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- 50153
- 50160
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- 50166
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- 50171
- 50207
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- 50219
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- 50240
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- 50255
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- 50265
- 50268
- 50320
- 50321
- 52030
- 52031
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- 52033
- 52037
- 52054
- 52060
- 52064
- 52069
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- 52071
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- 52075
- 52079
- 52201
- 52203
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- 52212
- 52216
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- 52227
- 52228
- 52231
- 52235
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- 52240
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- 52325
- 52327
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- 52347
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- 52355
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- 52404
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- 52533
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- 52601
- 52619
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- 52626
- 52627
- 52630
- 52631
- 52632
- 52635
- 52637
- 52638
- 52639
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- 52641
- 52644
- 52645
- 52646
- 52647
- 52649
- 52650
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- 52655
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- 52701
- 52720
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- 52726
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- 52765
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- 52771
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- 52773
- 52774
- 52776
- 52777
- 52778
- 52801
- 52802
- 52803
- 52804
- 52806
- 52807
ZIP-to-district boundaries sourced from the U.S. Census Bureau's 2024-07-30 Block Equivalency File for the 119th Congress. ZCTAs (ZIP Code Tabulation Areas) approximate USPS delivery ZIPs.
U.S. Senators for this state: Chuck Grassley (R), Joni Ernst (R)
Local surveillance camera contracts
Automated license plate reader contracts are approved locally, by city councils and county boards, not by Congress. These places in this district have a contract record documented from public sources:
Records compiled by Who Approved This, an independent public-records project. Approval dates, amounts, and end dates are cited to council agendas, minutes, and signed contracts.
Place list rebuilt from the Who Approved This public export on September 26, 2026.
Last updated September 27, 2026.
Data last checked September 26, 2026.
See how this district compares with another using Compare Districts.