Serving nowPhone202-224-3744
Office135 Hart Senate Office Building
WebsiteOpen ↗
Contact formOpen ↗
TermJan 3, 2023 → Jan 3, 2029
Senator · Iowa · Republican
Chuck Grassley
On votes where most Democrats and most Republicans voted on opposite sides, how often this member voted with most of their own party.99.4%
On 819 votes where the parties split
Attendance97.4%
Voted in 915 recorded votes this Congress
Bipartisan bills90.1%
Of their bills with cosponsors, the share with one from the other party
Bills sponsored
97
Bills cosponsored
249
Terms served
11
Serving since
1975
How they voted
| Date | Bill or item | What it was about | Their vote |
|---|---|---|---|
| Sep 28, 2026 | S. 4668 | Protect College Sports Act of 2026Sep 28, 2026 · Bill Passed | Yes |
| Sep 24, 2026 | H.Con.Res. 89 | Directing the President, pursuant to section 5(c) of the War Powers Resolution, to remove United States Armed Forces from hostilities with Iran.Sep 24, 2026 · Concurrent Resolution Rejected | No |
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Bills they sponsored
- S.Res. 939A resolution expressing the sense of the Senate that it values the active participation of the Republic of Kosovo as the state partner of the Iowa National Guard over the past 15 years.
- S. 5611SRBIJA Act
- S.Res. 927A resolution designating the week beginning October 18, 2026, as "National Character Counts Week".
- S. 5583Small Agri-Biodiesel Producer Credit Extension Act
- S. 5520SCREENS Act
Background
Time in office · 11 terms
Senate2023–2029 · R
Senate2017–2023 · R
Senate2011–2017 · R
Senate2005–2011 · R
Senate1999–2005 · R
Senate1993–1999 · R
Senate1987–1993 · R
Senate1981–1987 · R
House IA-31979–1981 · R
House IA-31977–1979 · R
House IA-31975–1977 · R
DW-NOMINATE is a score political scientists compute from every recorded vote a member has cast. It places members on a line from −1 (most liberal) to +1 (most conservative) by how they actually vote, not by what they say.0.363
−1 · Liberal0Conservative · +1
Members who vote alike sit close together.