U.S. Senate · Massachusetts
Sen. Ed Markey (D)
Represents Massachusetts, in office since Jan. 3, 2021. Official site
$4.22spent by the campaign for every vote cast in the 2020 general election
- This race$4.22
- Opponent$0.25
- MA average$4.80
- Senate average$13.91
Ranks 78 of 96 senators (1 = most spent per vote).
The 2020 race
| Candidate | Votes | Campaign spent | Per vote cast |
|---|---|---|---|
| Ed Markey (D), won | 2,357,809 (66.2%) | $15,051,879 | $4.22 |
| Kevin O'Connor (R) | 1,177,765 (33.0%) | $883,551 | $0.25 |
Total votes cast: 3,564,136. “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) | $5,000 | $0 | $17,917 | $0 |
| Health care costsHospitals, doctors and drugmakers | AHA PAC | $4,500 | $0 | $0 | $0 |
| Energy & climateEnvironmental groups | LCV Action Fund, Sierra Club Independent Action | $4,950 | $0 | $10 | $0 |
| IsraelGroups seeking policy changes | J Street PAC | $3,000 | $11,950 | $0 | $0 |
| EducationTeachers unions | NEA Fund, AFT COPE | $15,000 | $0 | $0 | $0 |
MA’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.