99chambers
Within recount rangeUnofficial results

South Carolina House District 27

South Carolina House of Representatives · South Carolina

David Vaughan leads John MacCarthy by 0.21 points in the state's complete count, within recount range. The race is not called until the state certifies its results.

David VaughanRepublican · leading · incumbent
50.1%9,139
John MacCarthyDemocrat
49.9%9,101
Write-InOther party
0.0%8
18,248 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

EvenR+20.12024 HouseR+16.32024 Pres.R+0.22026 House

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)

Money in this race

Each line compares the two campaigns on one scale.

John MacCarthyDavid Vaughan
$10K
Raised by the campaign
$11.2K
$9.4K
Spent by the campaign
$9.5K
$4.7K
Cash on hand
-$672

Campaign money: South Carolina State Ethics Commission, through Jun 19, 2026; South Carolina State Ethics Commission, through Apr 23, 2026.

Source: South Carolina State Ethics Commission campaign filingsUpdated Jun 19, 2026

Pre-election forecast (final, Nov 3)

Our model's last run before Election Day, Nov 3, 2026. It no longer updates.

John MacCarthy
9%
David Vaughan
91%
Projected margin
R+9.9
How the forecast works →

The candidates

David Vaughan (R)
Incumbent, South Carolina House of Representatives, first elected 2022John MacCarthy (D)

Also on the ballot: Write-In (Other party), 0.0%