- Lead
- 12,727
- Total
- 22,043
- vs nation
- R+56.3
Alabama 66th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 11,122
- Total
- 22,479
- vs nation
- R+53.9
- Lead
- 9,855
- Total
- 20,160
- vs nation
- R+51.0
- Lead
- 7,928
- Total
- 19,631
- vs nation
- R+44.2
- Lead
- 7,787
- Total
- 19,025
- vs nation
- R+48.2
- Lead
- 7,736
- Total
- 16,164
- vs nation
- R+45.4
- Lead
- 4,814
- Total
- 14,482
- vs nation
- R+33.8
- Lead
- 2,263
- Total
- 13,186
- vs nation
- R+25.7
Key facts
- 2024 presidential margin
- R+57.7MIT Election Lab
- Population
- 49,3282024 5-year
- Population density
- 46 / sq mi2024 5-year · TIGER/Line
- Land area
- 1,067 sq miTIGER/Line
- Median household income
- $56,9362024 5-year
- White (non-Hispanic)
- 68.8%2024 5-year
- Black
- 20.6%2024 5-year
- Hispanic / Latino
- 2.5%2024 5-year
- Peak Democratic margin
- D+89.8 in 1936MIT Election Lab
- Peak Republican margin
- R+66.9 in 1972MIT Election Lab
- Most similar
- State House District 77, TN · twin score 95.7
presidential history
Party record book
Alabama 66th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Franklin D. Roosevelt1936
94.6%
2,390 votes · D+89.8 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1940 · 93.2%
Republican
Richard Nixon1972
83.0%
8,032 votes · R+66.9 · modeled estimate
Runner-up · Donald Trump, 2024 · 78.5%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Hubert Humphrey1968
8,248votes
78.1% of the vote · D+70.8 · modeled estimate
Runner-up · Barack Obama, 2012 · 5,772 votes
Republican
Donald Trump2024
17,305votes
78.5% of the vote · R+57.7 · modeled estimate
Runner-up · Donald Trump, 2020 · 16,705 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
James M. Cox1920
+98.7pts D vs U.S.
Place D+72.5 · U.S. R+26.2 · modeled estimate
Runner-up · John W. Davis, 1924 · +95.1 pts
Republican
Barry Goldwater1964
+75.0pts R vs U.S.
Place R+52.4 · U.S. D+22.6 · modeled estimate
Runner-up · Donald Trump, 2024 · +56.3 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.
With a 2024 presidential margin of R+57.7, this district ranks among the most heavily Republican state house seats in Alabama, reflecting a rural electorate with deep and consistent partisan alignment.
Across the recorded series it reached a Democratic high of 89.8 points in 1936 and a Republican high of 66.9 points in 1972. Between 2020 and 2024 the district moved 8.3 points toward the Republican candidate; the 2024 margin was 57.7 points.
A population of 49,328, a 69% non-Hispanic-white share, and a median household income of $56,936 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 77 and State House District 33.
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 →
Alabama 66th State House District. Akashic. https://akashic.app/sld-lower/01066/. Accessed May 20, 2026. License: CC BY 4.0.