U.S. House seat for Oklahoma's 5th congressional district. Representatives serve two-year terms.

5 candidates filed, 4 active for the 2026 House election in Oklahoma District 5. Party primary on Jun 16, 2026. General election on Nov 3, 2026.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Stephanie I. Bice R | 60.7% | 342,107 | |
| 2022 | Stephanie I Bice R | 59.0% | 258,826 | |
| 2020 | Stephanie Bice R | 52.1% | 303,849 | |
| 2018 | Kendra Horn D | 50.7% | 238,960 | |
| 2016 | Steve Russell R | 57.1% | 280,570 | |
| 2014 | Steve Russell R | 60.1% | 159,133 | |
| 2012 | James Lankford R | 58.7% | 261,677 | |
| 2010 | James Lankford R | 62.5% | 197,105 | |
| 2008 | Mary Fallin R | 65.9% | 260,921 | |
| 2006 | Mary Fallin R | 60.4% | 180,425 | |
| 2004 | Ernest J Istook R | 66.1% | 273,149 | |
| 2002 | Ernest J Istook Jr R | 62.2% | 195,051 | |
| 2000 | Ernest J Istook Jr R | 68.4% | 196,022 | |
| 1998 | Ernest J Istook Jr R | 68.2% | 151,399 | |
| 1996 | Ernest J Istook Jr R | 69.7% | 212,791 |