U.S. Senate · Louisiana
Sen. Bill Cassidy (R)
Represents Louisiana, in office since Jan. 3, 2021. Official site
$5.18spent by the campaign for every vote cast in the 2020 general election
- This race$5.18
- Opponent$1.28
- LA average$14.39
- Senate average$13.91
Ranks 67 of 96 senators (1 = most spent per vote).
The 2020 race
| Candidate | Votes | Campaign spent | Per vote cast |
|---|---|---|---|
| Bill Cassidy (R), won | 1,228,908 (59.3%) | $10,727,747 | $5.18 |
| Adrian Perkins (D) | 394,049 (19.0%) | $2,651,684 | $1.28 |
Total votes cast: 2,071,543. “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), NAHB BUILD-PAC, NMHC PAC | $14,500 | $0 | $0 | $0 |
| Health care costsHospitals, doctors and drugmakers | Pfizer PAC | $5,000 | $0 | $0 | $0 |
| AI & data centersAI and tech company PACs | Amazon PAC | $2,500 | $0 | $0 | $0 |
| Energy & climateOil and gas industry | ExxonMobil PAC, Chevron PAC, ConocoPhillips PAC, API PAC | $16,500 | $0 | $0 | $0 |
| Energy & climateEnvironmental groups | EDAF PAC | $1,000 | $0 | $0 | $0 |
| IsraelAIPAC and allied groups | AIPAC PAC, NORPAC | $2,993 | $526,513 | $0 | $0 |
| DefenseDefense contractors | Lockheed Martin PAC, RTX PAC, General Dynamics PAC, Northrop Grumman PAC, Boeing PAC | $28,000 | $0 | $0 | $0 |
LA’s other senator
Results: state-certified totals (sources in How this works). Spending: FEC candidate totals for the 2020 election (as of Oct. 6, 2026). How this is calculated.