Oklahoma's congressional districts
As of the 2010 census, there are five United States congressional districts in Oklahoma. It was one of the states that was able to keep the same number of congressional districts from the previous census. Following the 2018 elections, a Democratic challenger ousted a Republican incumbent, changing the congressional delegation to a 4-1 Republican majority.
Current districts and representatives
List of members of the United States House delegation from Oklahoma, their terms, their district boundaries, and the districts' political rating according to the CPVI. The delegation has a total of 5 members, 4 Republicans and 1 Democrat.| District | Representative | Party | CPVI | Incumbency | District map |
| 1st | Kevin Hern | Republican | R+17 | November 13, 2018 - present | |
| 2nd | Markwayne Mullin | Republican | R+24 | January 3, 2013 – present | |
| 3rd | Frank Lucas | Republican | R+27 | May 10, 1994 – present | |
| 4th | Tom Cole | Republican | R+20 | January 3, 2003 – present | |
| 5th | Kendra Horn | Democratic | R+10 | January 3, 2019 – present |
Historical and present district boundaries
Table of United States congressional district boundary maps in the State of Oklahoma, presented chronologically. All redistricting events that took place in Oklahoma between 1973 and 2013 are shown.| Year | Statewide map | Oklahoma City highlight |
| 1973–1982 | ||
| 1983–1992 | ||
| 1993–2002 | ||
| 2003–2013 | ||
| Since 2013 |