Oklahoma 78th State House District
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | −14.9% |
| 2008 | −7.2% |
| 2012 | −11.9% |
| 2016 | +4.4% |
| 2020 | +14.1% |
| 2024 | −10.0% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| R | 44.0%Harris5,579 | 54.1%Trump6,848 | 1.9% | R+10.0 | R+24.1 | R+8.5 | 12,669 | |
| D | 55.5%Biden9,018 | 41.4%Trump6,726 | 3.0% | D+14.1 | D+9.7 | D+9.7 | 16,238 | |
| D | 48.7%Clinton7,755 | 44.3%Trump7,056 | 7.0% | D+4.4 | D+16.3 | D+2.3 | 15,920 | |
| R | 44.1%Obama8,368 | 55.9%Romney10,623 | — | R+11.9 | R+4.7 | R+15.7 | 18,991 | |
| R | 46.1%Obama8,228 | 53.4%McCain9,515 | 0.5% | R+7.2 | D+7.7 | R+14.5 | 17,832 | |
| R | 42.5%Kerry8,088 | 57.5%Bush10,923 | 0.0% | R+14.9 | — | R+12.5 | 19,011 |
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
District 78 sits within the Oklahoma City metro and backed Biden by 14 points in 2020, a notable margin in a state where Democrats rarely compete statewide. Its urban core and diverse population distinguish it from surrounding districts.
Across the recorded series it reached a Democratic high of 14.1 points in 2020 and a Republican high of 14.9 points in 2004. Between 2020 and 2024 the district moved 24.1 points toward the Republican candidate; the 2024 margin was 10.0 points.
A population of 39,924, a 54% non-Hispanic-white share, and a median household income of $60,425 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 71 and State House District 72.
The state-house 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 78th State House District. Akashic. https://akashic.app/sld-lower/40078/. Accessed May 20, 2026. License: CC BY 4.0.