U.S. Senate · Arizona
Sen. Ruben Gallego (D)
Represents Arizona, in office since Jan. 3, 2025. Official site
$19.63spent by the campaign for every vote cast in the 2024 general election
- This race$19.63
- Opponent$7.74
- AZ average$27.84
- Senate average$13.91
Ranks 20 of 96 senators (1 = most spent per vote).
The 2024 race
| Candidate | Votes | Campaign spent | Per vote cast |
|---|---|---|---|
| Ruben Gallego (D), won | 1,676,335 (50.1%) | $65,722,622 | $19.63 |
| Kari Lake (R) | 1,595,761 (47.7%) | $25,928,259 | $7.74 |
Total votes cast: 3,348,814. “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 |
|---|---|---|---|---|---|
| HousingLabor and tenant-side | SEIU COPE | $0 | $0 | $7,023 | $0 |
| Health care costsHospitals, doctors and drugmakers | Pfizer PAC | $4,000 | $0 | $0 | $0 |
| Health care costsNurses, workers and patients | National Nurses United, SEIU COPE | $0 | $0 | $17,941 | $0 |
| AI & data centersAI and tech company PACs | Google NetPAC | $2,500 | $0 | $0 | $0 |
| AbortionAbortion rights | Planned Parenthood Votes | $0 | $0 | $2,485 | $0 |
| DefenseDefense contractors | RTX PAC | $1,000 | $0 | $0 | $0 |
AZ’s other senator
Results: state-certified totals (sources in How this works). Spending: FEC candidate totals for the 2024 election (as of Oct. 6, 2026). How this is calculated.