U.S. House seat for Ohio's 1st congressional district. Representatives serve two-year terms.

10 candidates filed, 3 active for the 2026 House election in Ohio District 1. Party primary on May 5, 2026. General election on Nov 3, 2026.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Greg Landsman D | 54.6% | 391,909 | |
| 2022 | Greg Landsman D | 52.8% | 296,474 | |
| 2020 | Steve Chabot R | 51.8% | 385,285 | |
| 2018 | Steve Chabot R | 51.3% | 300,866 | |
| 2016 | Steve Chabot R | 59.2% | 354,658 | |
| 2014 | Steve Chabot R | 63.2% | 197,383 | |
| 2012 | Steve Chabot R | 57.7% | 349,716 | |
| 2010 | Steve Chabot R | 51.5% | 201,518 | |
| 2008 | Steve Driehaus D | 52.5% | 296,138 | |
| 2006 | Steve Chabot R | 52.2% | 202,264 | |
| 2004 | Steve Chabot R | 59.9% | 289,665 | |
| 2002 | Steve Chabot R | 64.8% | 170,928 | |
| 2000 | Steve Chabot R | 53.0% | 220,428 | |
| 1998 | Steve Chabot R | 53.0% | 174,424 | |
| 1996 | Steve Chabot R | 54.2% | 218,424 |