McClain County, Oklahoma: Stable Rural Right county. In 2024, voted R+61%. Democratic peak: D+72 in 1932.
Key facts
- 2024 presidential margin
- R+61MIT Election Lab
- Political typology
- Stable Rural RightAkashic typology
- Population
- 45,2732024 5-year
- Median household income
- $84,5522024 5-year
- White (non-Hispanic)
- 77.7%2024 5-year
- Black
- 1.2%2024 5-year
- Hispanic / Latino
- 9.7%2024 5-year
- Peak Democratic margin
- D+72 in 1932MIT Election Lab
- Peak Republican margin
- R+61 in 2016MIT Election Lab
- Most similar
- Wagoner County, OK · similarity 1.00
2024 results by precinct
2024 precinct map of McClain CountyPrecinct-level 2024 presidential results for McClain County, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 1892 | No data |
| 1896 | No data |
| 1900 | No data |
| 1904 | No data |
| 1908 | +19.1% |
| 1912 | +30.3% |
| 1916 | +31.7% |
| 1920 | +13.5% |
| 1924 | +32.1% |
| 1928 | −11.2% |
| 1932 | +72.3% |
| 1936 | +54.7% |
| 1940 | +33.8% |
| 1944 | +37.7% |
| 1948 | +58.3% |
| 1952 | +15.8% |
| 1956 | +17.8% |
| 1960 | −3.7% |
| 1964 | +37.9% |
| 1968 | −3.7% |
| 1972 | −49.9% |
| 1976 | +24.4% |
| 1980 | −17.2% |
| 1984 | −40.4% |
| 1988 | −13.9% |
| 1992 | −9.3% |
| 1996 | −6.5% |
| 2000 | −29.1% |
| 2004 | −45.7% |
| 2008 | −51.8% |
| 2012 | −55.3% |
| 2016 | −61.0% |
| 2020 | −60.9% |
| 2024 | −60.6% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 4,031 | 17,005 | 21,397 | ||
| R | 3,582 | 15,295 | 19,236 | ||
| R | 2,894 | 13,169 | 16,858 | ||
| R | 3,194 | 11,112 | 14,306 | ||
| R | 3,551 | 11,193 | 14,744 | ||
| R | 3,742 | 10,041 | 13,783 | ||
| R | 3,679 | 6,750 | 10,539 | ||
| R | 3,753 | 4,363 | 9,439 | ||
| R | 3,378 | 4,377 | 10,776 | ||
| R | 3,594 | 4,771 | 8,453 | ||
| R | 2,549 | 6,056 | 8,672 | ||
| R | 2,990 | 4,284 | 7,533 | ||
| D | 4,048 | 2,444 | 6,572 | ||
| R | 1,350 | 4,241 | 5,797 | ||
| R | 1,842 | 2,047 | 5,536 | ||
| D | 3,638 | 1,638 | 5,276 | ||
| R | 2,365 | 2,547 | 4,912 | ||
| D | 2,981 | 2,081 | 5,062 | ||
| D | 3,201 | 2,326 | 5,527 | ||
| D | 3,451 | 908 | 4,359 | ||
| D | 3,301 | 1,492 | 4,801 | ||
| D | 3,768 | 1,862 | 5,641 | ||
| D | 4,092 | 1,191 | 5,300 | ||
| D | 5,087 | 818 | 5,905 | ||
| R | 1,913 | 2,399 | 4,356 | ||
| D | 2,519 | 1,233 | 4,011 | ||
| D | 2,315 | 1,733 | 4,298 | ||
| D | 1,541 | 680 | 2,716 | ||
| D | 1,273 | 583 | 2,275 | ||
| D | 1,234 | 780 | 2,381 | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — |
Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
American
13.2%
English
12.0%
German
10.9%
Irish
9.8%
Scottish
1.5%
French
1.0%
Italian
0.8%
African American
1.0%
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
2024 ACS
Age distribution by sex
Median age: 38.6 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Median household income
Inflation-adjusted dollars
$84,552
McClain County ranks in the top 25% of US counties.
McClain County$84,552
Oklahoma$65,039
United States$80,734
McClain County ranks in the top 25% of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
8.5%
Child poverty is below the national average.
Children under 1810.3%
Working age (18–64)7.7%
Seniors (65+)10.4%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
93.0%
speak English only
Spanish6.1%
Other Indo-European0.6%
Asian & Pacific Islander0.2%
Other languages0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 56.6% of residents not counted as adherents by any reporting body.
McClain County sits directly south of Oklahoma City, drawing suburban spillover that has pushed its population up while its presidential margins have widened — hitting R+60.6 in 2024, among the more lopsided results in the state.
The Republican margin here reached sixty-one points in 2016. The 2024 margin was sixty-one points.
A population of 45,273, a 78% non-Hispanic-white share, and a median household income of $84,552 describe the county. The county's voting pattern over the last decade is most similar to that of Wagoner County and Pottawatomie County.
Most similar counties
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
McClain County, Oklahoma. Akashic. https://akashic.app/county/40087/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More stable rural right counties
Frequently asked questions
How did McClain County, Oklahoma vote in 2024?
In 2024, McClain County, Oklahoma voted Republican by 60.6 points (R+61), carried by the Republican candidate. Out of 21,397 votes cast, 4,031 went Democratic and 17,005 went Republican.
What is McClain County, Oklahoma's political typology?
Akashic places McClain County, Oklahoma in the "Stable Rural Right" typology — Mountain, Plains, and rural Republican counties already near their ceiling, with little further room to swing. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 14 times, Republican 16 times, and other 0 times.
When did McClain County, Oklahoma last vote Democratic?
The most recent presidential election in which McClain County, Oklahoma voted Democratic was 1976.
How many people live in McClain County, Oklahoma?
McClain County, Oklahoma has a population of 45,273 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in McClain County, Oklahoma?
Median household income in McClain County, Oklahoma is $84,552 — above the national median of $80,734. The Oklahoma state median is $65,039.
What is the political history of McClain County, Oklahoma?
Akashic tracks 38 presidential elections in McClain County, Oklahoma from 1876 to 2024. Of those, 14 went Democratic and 16 went Republican. The county's typology — "Stable Rural Right" — captures where that record, its demographics, and its recent swing place it among American communities.