Flipped from RepublicanCalledUnofficial resultsIncumbent defeated
South Carolina House District 66
South Carolina House of Representatives · South Carolina
Heather Hart flipped the seat for Democrats, winning by 2.6 points over Jackie Terribile.
Heather HartDemocrat · winner
51.3%9,059
Jackie TerribileRepublican · incumbent
48.6%8,591
Write-InOther party
0.1%15
17,665 votes
Source: South Carolina Election Commission unofficial resultsUpdated Nov 7, 2026, 1:35 PM ET
Where the race moved
Against the 2024 presidential vote
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Heather HartJackie Terribile
$7.5K
Raised by the campaign
$41.2K
$4.8K
Spent by the campaign
$27.9K
$3.6K
Cash on hand
$20.8K
Campaign money: South Carolina State Ethics Commission, through Jun 30, 2026.
Source: South Carolina State Ethics Commission campaign filingsUpdated Jun 30, 2026
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
- Heather Hart
- 5%
- Jackie Terribile
- 95%
- Projected margin
- R+13.6
The candidates
Heather Hart (D)Jackie Terribile (R)
Incumbent, South Carolina House of Representatives, first elected 2024
Incumbent, South Carolina House of Representatives, first elected 2024
Also on the ballot: Write-In (Other party), 0.1%