Composite score - coming soon
Chuck Grassley
U.S. Senator · Iowa
- Republican
- Since 1975
- Tenure: 4+ terms
Refreshed 2 h ago
As of 2026-10-19 · Methodology 2026.10.1Contact info
Capitol office
135 Hart Senate Office Building Washington DC 20510
202-224-3744
District offices
Cedar Rapids · Council Bluffs · Davenport · Des Moines · Sioux City · Waterloo
View all contact info
- Official website
- Biographical Directory of Congress
- GovTrack
- Capitol office: 135 Hart Senate Office Building Washington DC 20510 · 202-224-3744
- 111 7th Avenue SE, Box 13, Suite 6800, Cedar Rapids, IA, 52401 · 319-363-6832
- 2146 27th Avenue, Suite 550, Council Bluffs, IA, 51501 · 712-322-7103
- 201 W. 2nd St., Suite 720, Davenport, IA, 52801 · 563-322-4331
- 210 Walnut St., 721, Federal Building, Des Moines, IA, 50309 · 515-288-1145
- 320 6th St., 120, Federal Building, Sioux City, IA, 51101 · 712-233-1860
- 531 Commercial St., 210, Waterloo Building, Waterloo, IA, 50701 · 319-232-6657
Evidence & sources
U.S. Senate roll-call votes
Votes and participation (senate.gov)
Congress.gov bill records
Sponsored and enacted bills
congress-legislators
Terms, committees, offices
Stale, last successful update 2026-10-23
View all sourcesExplore this record
Scorecard
Voting Record
71.2/ 100
Ranked 11 of 52 in the Senate majority
Voting Record
71.2/ 100
How this score is calculated:
Roll calls cast
891 of 905 while seated (98.5%)
51st percentile in cohort · 30 % weight
Substantive bills sponsored
67 of 67 sponsored · 96.1 points
80th percentile in cohort · 70 % weight
Bills enacted
0 sponsored · 7 cosponsored
8 passed a chamber · 3 reported · 56 introduced
Promise Adherence
0 of 5 promises scored
Collecting data - coming soon
Promise Adherence
0 of 5 promises scored
How this score is calculated:
Reviewed promises
0 scored of 5 needed
0 promises from 0 sources this term
Days in office this term
1,400 days (180 needed)
Promise capture coverage
0 of 3 source kinds settled
Recent activity
| Date | Action | Policy | Status |
|---|---|---|---|
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 1207 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted yea on “On the Amendment S.Amdt. 922 to S.Con.Res. 7 (No short title on file)”Amendment Agreed to | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 957 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 659 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 971 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 699 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 436 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Motion (Motion to Waive All Applicable Budgetary Discipline Re: Van Hollen Amdt. No. 233)”Motion Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 664 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 999 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Amendment S.Amdt. 299 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Voted nay on “On the Motion (Motion to Waive All Applicable Budgetary Discipline Re: Reed Amdt. No. 172)”Motion Rejected | No bill (motion or nomination) | |
| 2025-02-21 | Sponsored | SRES 88 — A resolution designating March 7, 2025, as "National Speech and Debate Education Day". | Passed 2025-02-21 |
| 2025-02-21 | Sponsored | SRES 89 — A resolution expressing support for the designation of February 15 through February 22, 2025, as "National FFA Week", recognizing the important role of the National FFA Organization in developing the next generation of leaders who will change the world, and celebrating the 90th anniversary of New Farmers of America and the 75th anniversary of the Future Farmers of America Federal charter. | Passed 2025-02-21 |
| 2025-02-20 | Voted nay on “On the Motion (Motion to Waive All Applicable Budgetary Discipline Re: Baldwin Amdt. No. 276)”Motion Rejected | No bill (motion or nomination) | |
| 2025-02-20 | Voted nay on “On the Motion (Motion to Waive All Applicable Budgetary Discipline Re: Wyden Amdt. No. 1156)”Motion Rejected | No bill (motion or nomination) | |
| 2025-02-20 | Voted nay on “On the Amendment S.Amdt. 407 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-20 | Voted nay on “On the Motion (Motion to Waive All Applicable Budgetary Discipline Re: Schumer Amdt. No. 776)”Motion Rejected | No bill (motion or nomination) | |
| 2025-02-20 | Voted yea on “On the Amendment S.Amdt. 1029 to S.Con.Res. 7 (No short title on file)”Amendment Agreed to | No bill (motion or nomination) | |
| 2025-02-20 | Voted nay on “On the Amendment S.Amdt. 316 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-20 | Voted nay on “On the Amendment S.Amdt. 540 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-20 | Voted nay on “On the Motion (Motion to Waive All Applicable Budgetary Discipline Re: Hickenlooper Amdt. No. 925)”Motion Rejected | No bill (motion or nomination) | |
| 2025-02-20 | Voted nay on “On the Amendment S.Amdt. 878 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-02-20 | Voted nay on “On the Motion (Motion to Waive All Applicable Budgetary Discipline Re: Warner Amdt. No. 130)”Motion Rejected | No bill (motion or nomination) | |
| 2025-02-20 | Voted nay on “On the Amendment S.Amdt. 473 to S.Con.Res. 7 (No short title on file)”Amendment Rejected | No bill (motion or nomination) |