The Politibase

Iowa (IA)

NONPARTISAN · SOURCED FROM CONGRESS.GOV, OPENFEC, SENATE & HOUSE CLERKS · UPDATED REGULARLY
🗳 2026 ElectionPrimary completed
Iowa primary: Jun 2, 2026 · 6 weeks ago
1 U.S. Senate seat · 4 U.S. House seats

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119th Congress · U.S. delegation profile

Iowa

Iowa sends 2 senators and 4 representatives to Washington.

2
Senators
4
House seats
4
Republicans

Senators (2)

U.S. Senate · 2 of 100
Chuck GrassleySenator · Republican · IAChuck GrassleyTop committeeSenate Committee on the Judiciary (Chairman) Joni ErnstSenator · Republican · IAJoni ErnstTop committeeEmerging Threats and Capabilities (Chairman)
House seats
4
0.9% of all 435
Federal members
6
in 119th Congress
Bills sponsored
0
recent activity
Raised this cycle
–
FEC data pending

House delegation (4)

Sorted by district
Mariannette Miller-MeeksRep · Republican · IA-01Mariannette Miller-MeeksTop committeeHealth (Chairwoman) Ashley HinsonRep · Republican · IA-02Ashley HinsonTop committeeAgriculture, Rural Development, Food and Drug Administration, and Related Agencies Zachary NunnRep · Republican · IA-03Zachary NunnTop committeeNational Security, Illicit Finance, and International Financial Institutions (Vice chairman) Randy FeenstraRep · Republican · IA-04Randy FeenstraTop committeeConservation, Research, and Biotechnology

District map

Boundaries of all 4 Iowa districts · Click to zoom
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Primary complete
Iowa held its primary June 2. General election is November 3, 2026.
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State Legislature
Catelin Drey
Catelin Drey
State Senator · District 1
Democratic Jeff Taylor
Jeff Taylor
State Senator · District 2
Republican Lynn Evans
Lynn Evans
State Senator · District 3
Republican Tim Kraayenbrink
Tim Kraayenbrink
State Senator · District 4
Republican Dave Rowley
Dave Rowley
State Senator · District 5
Republican Jason Schultz
Jason Schultz
State Senator · District 6
Republican Kevin Alons
Kevin Alons
State Senator · District 7
Republican Mark Costello
Mark Costello
State Senator · District 8
Republican Tom Shipley
Tom Shipley
State Senator · District 9
Republican Dan Dawson
Dan Dawson
State Senator · District 10
Republican Julian Garrett
Julian Garrett
State Senator · District 11
Republican Amy Sinclair
Amy Sinclair
State Senator · District 12
Republican Cherielynn Westrich
Cherielynn Westrich
State Senator · District 13
Republican Sarah Garriott
Sarah Garriott
State Senator · District 14
Democratic Tony Bisignano
Tony Bisignano
State Senator · District 15
Democratic Renee Hardman
Renee Hardman
State Senator · District 16
Democratic Izaah Knox
Izaah Knox
State Senator · District 17
Democratic Janet Petersen
Janet Petersen
State Senator · District 18
Democratic Ken Rozenboom
Ken Rozenboom
State Senator · District 19
Republican Mike Pike
Mike Pike
State Senator · District 20
Republican Mike Bousselot
Mike Bousselot
State Senator · District 21
Republican Matt Blake
Matt Blake
State Senator · District 22
Democratic Jack Whitver
Jack Whitver
State Senator · District 23
Republican Jesse Green
Jesse Green
State Senator · District 24
Republican Herman Quirmbach
Herman Quirmbach
State Senator · District 25
Democratic Kara Warme
Kara Warme
State Senator · District 26
Republican Annette Sweeney
Annette Sweeney
State Senator · District 27
Republican Dennis Guth
Dennis Guth
State Senator · District 28
Republican Sandy Salmon
Sandy Salmon
State Senator · District 29
Republican Doug Campbell
Doug Campbell
State Senator · District 30
Republican Bill Dotzler
Bill Dotzler
State Senator · District 31
Democratic Mike Klimesh
Mike Klimesh
State Senator · District 32
Republican Carrie Koelker
Carrie Koelker
State Senator · District 33
Republican Dan Zumbach
Dan Zumbach
State Senator · District 34
Republican Mike Zimmer
Mike Zimmer
State Senator · District 35
Democratic Tom Townsend
Tom Townsend
State Senator · District 36
Democratic Molly Donahue
Molly Donahue
State Senator · District 37
Democratic Dave Sires
Dave Sires
State Senator · District 38
Republican Liz Bennett
Liz Bennett
State Senator · District 39
Democratic Art Staed
Art Staed
State Senator · District 40
Democratic Kerry Gruenhagen
Kerry Gruenhagen
State Senator · District 41
Republican Charlie McClintock
Charlie McClintock
State Senator · District 42
Republican Zach Wahls
Zach Wahls
State Senator · District 43
Democratic Adrian Dickey
Adrian Dickey
State Senator · District 44
Republican Janice Weiner
Janice Weiner
State Senator · District 45
Democratic Dawn Driscoll
Dawn Driscoll
State Senator · District 46
Republican Scott Webster
Scott Webster
State Senator · District 47
Republican Mark Lofgren
Mark Lofgren
State Senator · District 48
Republican Cindy Winckler
Cindy Winckler
State Senator · District 49
Democratic Jeff Reichman
Jeff Reichman
State Senator · District 50
Republican
Data from OpenStates / Plural Policy · ThePolitibase