2020Final results
2020 election for U.S. Senate in South Carolina
U.S. Senate · South Carolina
Lindsey Graham (R) won with 54.4% of the vote, defeating Jaime Harrison (D) by 10.3 points.
Lindsey GrahamRepublican · winner
54.4%1,369,137
Jaime HarrisonDemocrat
44.2%1,110,828
Bill BledsoeConstitution
1.3%32,845
2,515,104 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Jaime HarrisonLindsey Graham
$132.7M
Raised by the campaign
$107.7M
$132.4M
Spent by the campaign
$98.5M
$335.4K
Cash on hand
$12.5M
Campaign money: FEC, through Dec 31, 2020.
Source: FEC campaign filingsUpdated Dec 31, 2020