Oklahoma 21st State Senate District
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | −31.1% |
| 2008 | −28.1% |
| 2012 | −30.1% |
| 2016 | −32.3% |
| 2020 | −28.3% |
| 2024 | −30.3% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| R | 33.6%Harris9,676 | 63.9%Trump18,393 | 2.5% | R+30.3 | R+2.0 | R+28.8 | 28,780 | |
| R | 34.3%Biden10,056 | 62.6%Trump18,357 | 3.0% | R+28.3 | D+4.0 | R+32.8 | 29,306 | |
| R | 29.9%Clinton8,210 | 62.2%Trump17,095 | 8.0% | R+32.3 | R+2.2 | R+34.4 | 27,504 | |
| R | 34.9%Obama8,767 | 65.1%Romney16,328 | — | R+30.1 | R+2.0 | R+34.0 | 25,095 | |
| R | 35.4%Obama10,635 | 63.5%McCain19,065 | 1.0% | R+28.1 | D+3.0 | R+35.4 | 30,011 | |
| R | 34.5%Kerry10,498 | 65.5%Bush19,954 | 0.0% | R+31.1 | — | R+28.6 | 30,452 |
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
With a 2024 presidential margin of R+32.6 across a population of roughly 82,000, this district has shown little recent electoral volatility, making it a stable baseline for tracking conservative turnout patterns in the state.
Across the recorded series it reached a Republican high of 32.3 points in 2016. Between 2020 and 2024 the district moved 2.0 points toward the Republican candidate; the 2024 margin was 30.3 points.
A population of 82,489, a 72% non-Hispanic-white share, and a median household income of $46,955 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 28 and State Senate District 35.
The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
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 →
Oklahoma 21st State Senate District. Akashic. https://akashic.app/sld-upper/40021/. Accessed May 20, 2026. License: CC BY 4.0.