U.S. Senate · Illinois
Sen. Tammy Duckworth (D)
Represents Illinois, in office since Jan. 3, 2023. Official site
$4.82spent by the campaign for every vote cast in the 2022 general election
- This race$4.82
- Opponent$0.33
- IL average$3.27
- Senate average$13.91
Ranks 72 of 96 senators (1 = most spent per vote).
The 2022 race
| Candidate | Votes | Campaign spent | Per vote cast |
|---|---|---|---|
| Tammy Duckworth (D), won | 2,329,136 (56.8%) | $19,775,681 | $4.82 |
| Kathy Salvi (R) | 1,701,055 (41.5%) | $1,340,831 | $0.33 |
Total votes cast: 4,098,896. “Per vote cast” is the campaign’s total spending for that election divided by all votes cast in the race.
Tracked issue money in 2026
| Issue | Groups | Given | Bundled | Spent for | Spent against |
|---|---|---|---|---|---|
| HousingReal estate and home building | Realtors PAC (RPAC) | $1,000 | $0 | $0 | $0 |
| Health care costsHospitals, doctors and drugmakers | Pfizer PAC | $2,000 | $0 | $0 | $0 |
| IsraelGroups seeking policy changes | J Street PAC | $20 | $2,554 | $0 | $0 |
| DefenseDefense contractors | Lockheed Martin PAC | $4,000 | $0 | $0 | $0 |
IL’s other senator
Results: state-certified totals (sources in How this works). Spending: FEC candidate totals for the 2022 election (as of Oct. 6, 2026). How this is calculated.