Iowa's 4th Congressional District

The district includes Sioux City, Ames, Mason City, Fort Dodge, and Boone.
The district is currently represented by Republican Steve King.
Get the facts on the 4th Congressional District

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Congressman Steve King - Iowa 4th Congressional District

King to Host Sioux County Town Hall on Saturday, June 15

Washington DC- Congressman Steve King announces that he will be hosting a town hall meeting in Sioux County on Saturday, June 15th. The town... More Info...

Published: June 13th 2019


King: “Federal Help for Iowa’s Flood Recovery Efforts is On the Way.”

Federal Disaster Relief Legislation Signed into Law by President Trump Today

Washington, D.C.- Congressman S... More Info...

Published: June 6th 2019


King Votes “NO” on Democrats’ Attempt to “Make Amnesty Great Again”

“I voted NO on HR 6 because we can’t help President Trump ‘Make America Great Again’ if we let the Democrats succeed in ‘Making ... More Info...

Published: June 3rd 2019


King: Year-Round E15 Fulfills President Trump’s Promise, Promotes Ethanol

“I am grateful for this rule change because year-round E15 will promote greater use of ethanol and it will strengthen our important biof... More Info...

Published: May 31st 2019


King Named “Heartbeat Champion” for National and State Leadership on “Heartbeat Bill”

“Heartbeat Champion Award” recognizes King’s leadership on federal “Heartbeat Bill” and his help and influence in multiple state... More Info...

Published: May 30th 2019


King Welcomes FDA’s Decision to Expedite Jaci Hermstad’s Treatment

“‘Jaci’s Bill’ encouraged the FDA to find unprecedented solutions that have expedited Jaci Hermstad’s treatment.”

... More Info...

Published: May 24th 2019


King to Host Webster and Woodbury County Town Halls, Hornick Recognition Ceremony on May 28th

Congressman Steve King announces that he will be hosting town hall meetings in Webster and Woodbury counties on Tuesday, May 28. The Webster Coun... More Info...

Published: May 22nd 2019


King Accepts White House’s Invitation to President Trump’s Rose Garden Speech

Invitation Acknowledges Congressman King’s Influence over Immigration/Border Security Policy

Washington, D.C.- More Info...

Published: May 16th 2019


King Applauds House Passage of Flood Disaster Relief Legislation

Washington, D.C.- Congressman Steve King releases this statement applauding the passage of House legislation that contains funding for commu... More Info...

Published: May 10th 2019


Video: King Urges “Conclusion and Adoption” of Disaster Relief Package

Floor Speech Highlights Extent of Flood Disasters in Midwestern States

Washington, D.C.- Congressman Steve Ki... More Info...

Published: May 9th 2019

Congressman Steve King - Iowa's 4th Congressional District

Iowa 4th Congressional District Map

Iowa 4th Congressional District

Iowa's 4th congressional district is a congressional district in the U.S. state of Iowa that covers the northwest part of the state. The district includes Sioux City, Ames, Mason City, Fort Dodge, and Boone.

  • Current Representative: Steve King
  • Distribution: 50.58% urban - 49.42% rural
  • Population (2015): 761,218
  • Median household income (dollars): $51,259

Source: 2015 American Community Survey 1-Year Estimates - See more at:

Congressman Steve King - Iowa's 4th Congressional District