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Iowa's congressional delegations

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 8, 2026
Entity authorityQ1846918 ↗
Source-derived summary

Since Iowa became a U.S. state in 1846, it has sent congressional delegations to the United States Senate and United States House of Representatives. Each state elects two senators to serve for six years, and members of the House to two-year terms. Before becoming a state, the Iowa Territory elected a non-voting delegate at-large to Congress from 1838 to 1846.

These are tables of congressional delegations from Iowa to the United States Senate and the United States House of Representatives.

Current delegation

Iowa's current congressional delegation in the 119th Congress consists of its two senators and four representatives, all Republicans.

The current dean of the Iowa delegation is Senator and President pro tempore of the United States Senate Chuck Grassley, having served in the Senate since 1981 and in Congress since 1975.

United States Senate

United States House of Representatives

1838–1846: 1 non-voting delegate

On July 4, 1838, the Iowa Territory was organized. Most of the area comprising the territory was originally part of the Louisiana Purchase and was a part of the Missouri Territory. When Missouri became a state in 1821, this area (along with the Dakotas) effectively became unorganized territory. The area was closed to white settlers until the 1830s, after the Black Hawk War ended.

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“Iowa's congressional delegations” enters the record as wikimedia list article. Crown Archives preserves that source wording while asking what Iowa's, congressional and delegations can confirm, complicate or overturn.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—1846, 1838, 1981, 1975—that can be checked directly. The selected authority fields contribute no independent date. Its strongest next move is a source search built around Iowa's, congressional and delegations.
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Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Sep 8, 2026. The linked authority identifier is Q1846918. The first chronological checks are 1846, 1838, 1981 and 1975.

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This entry incorporates text from “Iowa's congressional delegations” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.