U.S. Senate · Colorado
Sen. John Hickenlooper (D)
Represents Colorado, in office since Jan. 3, 2021. Official site
$13.17spent by the campaign for every vote cast in the 2020 general election
- This race$13.17
- Opponent$8.66
- CO average$11.09
- Senate average$13.91
Ranks 29 of 96 senators (1 = most spent per vote).
The 2020 race
| Candidate | Votes | Campaign spent | Per vote cast |
|---|---|---|---|
| John Hickenlooper (D), won | 1,731,114 (53.5%) | $42,603,797 | $13.17 |
| Cory Gardner (R) | 1,429,492 (44.2%) | $28,015,515 | $8.66 |
Total votes cast: 3,235,659. “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 | $18,000 | $0 | $14,754 | $0 |
| Health care costsHospitals, doctors and drugmakers | AHA PAC, AMPAC | $6,500 | $0 | $0 | $0 |
| GunsGun safety | Giffords PAC | $2,500 | $0 | $0 | $0 |
| AbortionAbortion rights | Reproductive Freedom for All PAC | $2,500 | $0 | $0 | $0 |
| Energy & climateOil and gas industry | API PAC | $2,500 | $0 | $0 | $0 |
| Energy & climateEnvironmental groups | LCV Action Fund, EDAF PAC | $5,925 | $0 | $0 | $0 |
| Energy & climateClean energy industry | CleanPower PAC | $10,000 | $0 | $0 | $0 |
| IsraelAIPAC and allied groups | AIPAC PAC, NORPAC | -$7 | $369,496 | $0 | $0 |
| IsraelGroups seeking policy changes | J Street PAC | $2,000 | $9,700 | $0 | $0 |
| EducationTeachers unions | NEA Fund, AFT COPE | $17,000 | $0 | $0 | $0 |
CO’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.