Courtesy U.S. Senate Historical Office

U.S. Official · Congressional profile

Chuck Grassley

U.S. Senator · Iowa

RepublicanBioguide G000386

Current official

Official website ↗Biographical Directory ↗Current Seat · Iowa · Senate Class 3 →Political Person profile →Allocate Trust →

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Overview

Chamber: Senate
State / territory: Iowa
District: Not applicable
Affiliation: Republican
Congress: 119th Congress
Bioguide ID: G000386

Member Trust Profile

Current participant Trust for Chuck Grassley

Current recorded Trust for this person inside InvestPolitics. Historical observations are shown separately below.

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Current Trust

0 pts

24H change

0 pts

7D change

0 pts

30D change

0 pts

Current movement windows come from recorded Trust activity and are not historical chart points.

Updated Nov 1, 2026, 8:17 AM UTC

Aggregate participant activity only. No participant identity or individual allocation is displayed.

Member Trust history

Real participant Trust for Chuck Grassley

Daily UTC observations for this Member of Congress only. The line appears only after at least two distinct real dates have been recorded.

No real Trust history for this member yet

This member enters history only after real participant Trust is observed. Pre-participation zero values are not turned into a timeline.

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Congressional service

Congressional service history

119th Congress · Senate

Iowa · 2025–Present

118th Congress · Senate

Iowa · 2023–2025

117th Congress · Senate

Iowa · 2021–2023

116th Congress · Senate

Iowa · 2019–2021

115th Congress · Senate

Iowa · 2017–2019

114th Congress · Senate

Iowa · 2015–2017

113th Congress · Senate

Iowa · 2013–2015

112th Congress · Senate

Iowa · 2011–2013

111th Congress · Senate

Iowa · 2009–2011

110th Congress · Senate

Iowa · 2007–2009

109th Congress · Senate

Iowa · 2005–2007

108th Congress · Senate

Iowa · 2003–2005

107th Congress · Senate

Iowa · 2001–2003

106th Congress · Senate

Iowa · 1999–2001

105th Congress · Senate

Iowa · 1997–1999

104th Congress · Senate

Iowa · 1995–1997

103th Congress · Senate

Iowa · 1993–1995

102th Congress · Senate

Iowa · 1991–1993

101th Congress · Senate

Iowa · 1989–1991

100th Congress · Senate

Iowa · 1987–1989

99th Congress · Senate

Iowa · 1985–1987

98th Congress · Senate

Iowa · 1983–1985

97th Congress · Senate

Iowa · 1981–1983

96th Congress · House

Iowa · District 3 · 1979–1981

95th Congress · House

Iowa · District 3 · 1977–1979

94th Congress · House

Iowa · District 3 · 1975–1977

Official Biography

Reviewed biography narrative not available

No Biography text is inferred or generated for this member when a reviewed official narrative could not be safely materialized.

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Official sources

Reviewed identity and profile provenance

Official Senate directory ↗Biographical Directory · G000386 ↗

Identity catalog as of: Aug 19, 2026
Identity catalog source checked: Aug 19, 2026, 02:33 UTC
Congress.gov record updated: Jul 15, 2026, 11:00 UTC
Profile snapshot collected: Aug 21, 2026, 11:42 UTC

A source update, a collected snapshot and a catalog check are different records. These dates do not mean the source was checked again during this visit. Trust totals have their own snapshot time.

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Legislative activity

Cumulative legislative activity

Sponsored legislation: 2,492
Cosponsored legislation: 7,590

Cumulative sponsored and cosponsored legislation recorded by Congress.gov as of the reviewed snapshot. Where the member item had not yet exposed a count, the dedicated Congress.gov legislation endpoint was used.

Current Committee Assignments

Official committee context

Committee on Agriculture, Nutrition, and Forestry

Committee on Finance

Committee on the Budget

Committee on the Judiciary

Joint Committee on Taxation

United States Senate Caucus on International Narcotics Control

The current reviewed Senate XML snapshot materializes top-level committee membership only. Subcommittee and leadership details are not inferred.

Data availability

Reviewed snapshot committed

Official portrait: Available
Official website: Available
Service history: Available
Legislative activity: Available
Official biography: Reviewed narrative unavailable
Current committee assignments: Available
Not inferred: ratings, ideology, or Trust signals.

Dataset coverage: 537 reviewed official portraits available from Congress.gov or reviewed official congressional sources. All 537 current congressional Persons also have explicit Biography and Committee states in the reviewed UX-4 snapshot.

Public profile boundaries

Public Beta Trust boundary

Participant Trust is separate from official identity facts.

Signed-in Public Beta participants may allocate virtual Trust Points to technically eligible current members. Those allocations are participant-generated simulation data: they are not official ratings, are not inferred from this profile, and do not imply endorsement, affiliation, or voting intent.

Signals shown here are not polls, odds, forecasts, donations, or financial assets.

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Independence & non-affiliation

This public-reference profile does not imply participation in, sponsorship of, affiliation with, or endorsement of InvestPolitics by this member, congressional office, campaign, political party, or committee.