U.S. House seat for South Carolina's 3rd congressional district. Representatives serve two-year terms.

4 candidates filed, 3 active for the 2026 House election in South Carolina District 3. Party primary on Jun 9, 2026. General election on Nov 3, 2026.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Sheri Biggs R | 71.8% | 346,104 | |
| 2022 | Jeff Duncan R | 100.0% | 189,971 | |
| 2020 | Jeff Duncan R | 71.3% | 333,256 | |
| 2018 | Jeff Duncan R | 67.8% | 226,081 | |
| 2016 | Jeff Duncan R | 72.9% | 269,258 | |
| 2014 | Jeff Duncan R | 71.2% | 163,922 | |
| 2012 | Jeff Duncan R | 66.7% | 254,247 | |
| 2010 | Jeff Duncan R | 64.6% | 195,414 | |
| 2008 | J Gresham Barrett R | 64.7% | 288,523 | |
| 2006 | J Gresham Barrett R | 62.9% | 177,921 | |
| 2004 | J Gresham Barrett R | 100.0% | 191,052 | |
| 2002 | J Gresham Barrett R | 67.2% | 178,172 | |
| 2000 | Lindsey O Graham R | 68.5% | 219,335 | |
| 1998 | Lindsey O Graham R | 100.0% | 129,047 | |
| 1996 | Lindsey O Graham R | 60.3% | 189,525 |