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Oklahoma held an election for superintendent of public instruction on November 6, 2018. A Republican primary runoff election was held on August 28, 2018. The candidate filing deadline was April 13, 2018.
This section provides an overview of federal and state elections in Oklahoma from 2000 to 2016. All data comes from the Oklahoma State Election Board.
This chart shows the results of the presidential election in Oklahoma every year from 2000 to 2016.
Election results (President of the United States), Oklahoma 2000-2016
| Year | First-place candidate | First-place candidate votes (%) | Second-place candidate | Second-place candidate votes (%) | Margin of victory (%) |
|---|---|---|---|---|---|
| 2016 |  Donald Trump |
65.3% |  Hillary Clinton |
28.9% | 36.4% |
| 2012 | Mitt Romney |
66.8% | Barack Obama |
33.2% | 33.6% |
| 2008 | John McCain |
65.6% | Barack Obama |
34.3% | 31.3% |
| 2004 | George W. Bush |
65.6% | John Kerry |
34.4% | 31.2% |
| 2000 | George W. Bush |
60.3% | Al Gore |
38.4% | 21.9% |
This chart shows the results of U.S. Senate races in Oklahoma from 2000 to 2016. Every state has two Senate seats, and each seat goes up for election every six years. The terms of the seats are staggered so that roughly one-third of the seats are up every two years.
Election results (U.S. Senator), Oklahoma 2000-2016
| Year | First-place candidate | First-place candidate votes (%) | Second-place candidate | Second-place candidate votes (%) | Margin of victory (%) |
|---|---|---|---|---|---|
| 2016 | James Lankford |
67.7% | Mike Workman |
24.6% | 43.1% |
| 2014 | Jim Inhofe |
68.0% | Matt Silverstein |
28.5% | 39.5% |
| 2010 | Tom Coburn |
70.6% | Jim Rogers |
26.1% | 44.5% |
| 2008 | Jim Inhofe |
56.7% | Andrew Rice |
39.2% | 17.5% |
| 2004 | Tom Coburn |
52.8% | Brad Carson |
41.2% | 11.6% |
| 2002 | Jim Inhofe |
57.3% | David Walters |
36.3% | 21.0% |
This chart shows the results of the four gubernatorial elections held between 2000 and 2016. Gubernatorial elections are held every four years in Oklahoma.
Election results (Governor), Oklahoma 2000-2016
| Year | First-place candidate | First-place candidate votes (%) | Second-place candidate | Second-place candidate votes (%) | Margin of victory (%) |
|---|---|---|---|---|---|
| 2014 | Mary Fallin |
55.8% | Joe Dorman |
41.0% | 14.8% |
| 2010 | Mary Fallin |
60.4% | Jari Askins |
39.6% | 20.8% |
| 2006 | Brad Henry |
66.5% | Ernest Istook |
33.5% | 33.0% |
| 2002 | Brad Henry |
44.3% | Steve Largent |
42.6% | 1.7% |
This chart shows the number of Democrats and Republicans who were elected to represent Oklahoma in the U.S. House from 2000 to 2016. Elections for U.S. House seats are held every two years.
Congressional delegation, Oklahoma 2000-2016
| Year | Republicans | Republicans (%) | Democrats | Democrats (%) | Balance of power |
|---|---|---|---|---|---|
| 2016 | 5 |
100% | 0 |
0% | R+5 |
| 2014 | 5 |
100% | 0 |
0% | R+5 |
| 2012 | 5 |
100% | 0 |
0% | R+5 |
| 2010 | 4 |
80% | 1 |
20% | R+1 |
| 2008 | 4 |
80% | 1 |
20% | R+1 |
| 2006 | 4 |
80% | 1 |
20% | R+1 |
| 2004 | 4 |
80% | 1 |
20% | R+1 |
| 2002 | 4 |
80% | 1 |
20% | R+1 |
| 2000 | 5 |
83.3% | 1 |
16.7% | R+1 |
A state government trifecta occurs when one party controls both chambers of the state legislature and the governor's office.
Oklahoma Party Control: 1992-2020
Five years of Democratic trifectas • Ten years of Republican trifectas
| Year | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Governor | D | D | D | R | R | R | R | R | R | R | R | D | D | D | D | D | D | D | D | R | R | R | R | R | R | R | R | R | R |
| Senate | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | S | S | R | R | R | R | R | R | R | R | R | R | R | R |
| House | D | D | D | D | D | D | D | D | D | D | D | D | D | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R | R |
Demographic data for Oklahoma
| Oklahoma | U.S. | |
|---|---|---|
| Total population: | 3,907,414 | 316,515,021 |
| Land area (sq mi): | 68,595 | 3,531,905 |
| Gender | ||
| Female: | 50.5% | 50.8% |
| Race and ethnicity** | ||
| White: | 73.1% | 73.6% |
| Black/African American: | 7.2% | 12.6% |
| Asian: | 1.9% | 5.1% |
| Native American: | 7.3% | 0.8% |
| Pacific Islander: | 0.1% | 0.2% |
| Two or more: | 7.8% | 3% |
| Hispanic/Latino: | 9.6% | 17.1% |
| Education | ||
| High school graduation rate: | 86.9% | 86.7% |
| College graduation rate: | 24.1% | 29.8% |
| Income | ||
| Median household income: | $46,879 | $53,889 |
| Persons below poverty level: | 19.7% | 11.3% |
| Source: U.S. Census Bureau, "American Community Survey" (5-year estimates 2010-2015) for more information on the 2020 census and here for more on its impact on the redistricting process in Oklahoma. | ||
As of July 2016, Oklahoma' three largest cities were Oklahoma City (pop. est. 643,648), Tulsa (pop. est. 401,800), and Norman (pop. est. 122,843).
