Composite score - coming soon
Chuck Grassley
U.S. Senator · Iowa
- Republican
- Since 1975
- Tenure: 4+ terms
Refreshed 20 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
1,399 days (180 needed)
Promise capture coverage
0 of 3 source kinds settled
Recent activity
| Date | Action | Policy | Status |
|---|---|---|---|
| 2025-02-03 | Voted yea on “On the Cloture Motion PN11-2”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-02-03 | Voted yea on “On the Nomination PN11-15”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-02-03 | Voted yea on “On the Motion to Proceed PN11-22”Motion to Proceed Agreed to | No bill (motion or nomination) | |
| 2025-02-03 | Sponsored | S 354 — SHOW UP Act of 2025 | Proposed |
| 2025-02-03 | Sponsored | S 199 — A bill to amend the Internal Revenue Code of 1986 to provide special rules for the taxation of certain residents of Taiwan with income from sources within the United States. | Proposed |
| 2025-01-30 | Voted yea on “On the Cloture Motion PN11-5”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-30 | Voted yea on “On the Cloture Motion PN11-15”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-30 | Voted yea on “On the Nomination PN11-3”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-30 | Sponsored | S 331 — HALT Fentanyl Act | Passed 2025-07-16 |
| 2025-01-30 | Sponsored | S 335 — Rural Hospital Support Act | Proposed |
| 2025-01-30 | Sponsored | S 329 — Keeping Drugs Out of Schools Act of 2025 | Proposed |
| 2025-01-29 | Voted yea on “On the Cloture Motion PN11-3”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-29 | Voted yea on “On the Nomination PN11-23”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-29 | Voted yea on “On the Cloture Motion PN11-23”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-29 | Sponsored | S 302 — Snap Back Inaccurate SNAP Payments Act | Proposed |
| 2025-01-29 | Sponsored | SRES 46 — A resolution raising awareness and encouraging the prevention of stalking by designating January 2025 as "National Stalking Awareness Month". | Passed 2025-01-29 |
| 2025-01-29 | Sponsored | S 315 — AM Radio for Every Vehicle Act of 2025 | Active |
| 2025-01-28 | Voted yea on “On Cloture on the Motion to Proceed H.R. 23”Cloture on the Motion to Proceed Rejected | HR 23 — Illegitimate Court Counteraction Act | Active |
| 2025-01-28 | Voted yea on “On the Nomination PN11-6”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-28 | Sponsored | S 271 — Stop Illegal Reentry Act | Proposed |
| 2025-01-27 | Voted yea on “On the Cloture Motion PN11-6”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-27 | Voted yea on “On the Nomination PN11-1”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-27 | Sponsored | S 258 — TORNADO Act | Active |
| 2025-01-27 | Sponsored | SRES 39 — A resolution supporting the observation of National Trafficking and Modern Slavery Prevention Month during the period beginning on January 1, 2025, and ending on February 1, 2025, to raise awareness of, and opposition to, human trafficking and modern slavery. | Passed 2025-01-27 |
| 2025-01-25 | Voted yea on “On the Cloture Motion PN11-1”Cloture Motion Agreed to | No bill (motion or nomination) |