- Lead
- 434
- Total
- 15,369
- vs nation
- R+1.4
Oklahoma 100th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 341
- Total
- 15,594
- vs nation
- R+6.6
- Lead
- 2,166
- Total
- 14,923
- vs nation
- R+16.6
- Lead
- 3,799
- Total
- 14,641
- vs nation
- R+29.8
- Lead
- 4,150
- Total
- 15,874
- vs nation
- R+33.4
- Lead
- 6,679
- Total
- 16,219
- vs nation
- R+38.7
- Lead
- 5,107
- Total
- 13,282
- vs nation
- R+39.0
- Lead
- 3,955
- Total
- 12,977
- vs nation
- R+39.0
Key facts
- 2024 presidential margin
- R+2.8MIT Election Lab
- Population
- 39,8802024 5-year
- Population density
- 3,438 / sq mi2024 5-year · TIGER/Line
- Land area
- 11.6 sq miTIGER/Line
- Median household income
- $64,7332024 5-year
- White (non-Hispanic)
- 51.1%2024 5-year
- Black
- 18.3%2024 5-year
- Hispanic / Latino
- 12.6%2024 5-year
- Peak Democratic margin
- D+21.8 in 1936MIT Election Lab
- Peak Republican margin
- R+61.9 in 1972MIT Election Lab
- Most similar
- State House District 84, OK · twin score 95.7
presidential history
Party record book
Oklahoma 100th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1908–2024 · 30 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Franklin D. Roosevelt1936
60.6%
2,507 votes · D+21.8 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · 59.4%
Republican
Richard Nixon1972
79.7%
10,239 votes · R+61.9 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 76.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
7,435votes
47.7% of the vote · R+2.2 · modeled estimate
Runner-up · Kamala Harris, 2024 · 7,318 votes
Republican
George W. Bush2004
11,449votes
70.6% of the vote · R+41.2 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 10,461 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
John W. Davis1924
+21.6pts D vs U.S.
Place R+3.6 · U.S. R+25.2 · modeled estimate
Runner-up · James M. Cox, 1920 · +18.2 pts
Republican
Ronald Reagan1980
+39.1pts R vs U.S.
Place R+48.8 · U.S. R+9.7 · modeled estimate
Runner-up · Bob Dole, 1996 · +39.0 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2018 | D | 51.5%5,882 | 48.5%5,549 | 11,431 |
With a 2020 presidential margin of just R+2.2, District 100 sits far closer to the statewide center than nearly any other Oklahoma House seat, making it a consistent target for both major parties in legislative cycles.
Across the recorded series it reached a Democratic high of 21.8 points in 1936 and a Republican high of 61.9 points in 1972. Between 2020 and 2024 the district moved 0.6 points toward the Republican candidate; the 2024 margin was 2.8 points.
A population of 39,880, a 51% non-Hispanic-white share, and a median household income of $64,733 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 84 and State House District 79.
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.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Oklahoma 100th State House District. Akashic. https://akashic.app/sld-lower/40100/. Accessed May 20, 2026. License: CC BY 4.0.