- Lead
- 11,135
- Total
- 25,441
- vs nation
- D+45.2
Georgia 66th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 10,285
- Total
- 25,682
- vs nation
- D+35.6
- Lead
- 5,707
- Total
- 21,510
- vs nation
- D+24.4
- Lead
- 4,200
- Total
- 20,266
- vs nation
- D+16.9
- Lead
- 3,768
- Total
- 20,119
- vs nation
- D+11.5
- Lead
- 950
- Total
- 14,686
- vs nation
- R+4.0
- Lead
- 963
- Total
- 10,806
- vs nation
- R+9.4
- Lead
- 272
- Total
- 9,330
- vs nation
- R+11.4
Key facts
- 2024 presidential margin
- D+43.8MIT Election Lab
- Population
- 60,3062024 5-year
- Population density
- 1,446 / sq mi2024 5-year · TIGER/Line
- Land area
- 41.7 sq miTIGER/Line
- Median household income
- $68,7502024 5-year
- White (non-Hispanic)
- 27.3%2024 5-year
- Black
- 52.6%2024 5-year
- Hispanic / Latino
- 14.0%2024 5-year
- Peak Democratic margin
- D+94.8 in 1932MIT Election Lab
- Peak Republican margin
- R+65.2 in 1972MIT Election Lab
- Most similar
- State House District 92, GA · twin score 95.0
presidential history
Party record book
Georgia 66th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1932–2024 · 24 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Franklin D. Roosevelt1932
97.0%
426 votes · D+94.8 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 86.8%
Republican
Richard Nixon1972
82.6%
1,991 votes · R+65.2 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 66.6%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
18,198votes
71.5% of the vote · D+43.8 · modeled estimate
Runner-up · Joe Biden, 2020 · 17,830 votes
Republican
John McCain2008
8,055votes
40.0% of the vote · D+18.7 · modeled estimate
Runner-up · Mitt Romney, 2012 · 7,881 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
Adlai Stevenson1952
+77.9pts D vs U.S.
Place D+67.1 · U.S. R+10.8 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · +77.0 pts
Republican
Richard Nixon1972
+42.1pts R vs U.S.
Place R+65.2 · U.S. R+23.2 · modeled estimate
Runner-up · George H. W. Bush, 1988 · +22.6 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 |
|---|---|---|---|---|
| 2024 | D | 65.8%18,734 | 34.2%9,726 | 28,460 |
| 2020 | D | 63.8%17,660 | 36.2%10,015 | 27,675 |
With a 2024 presidential margin of D+43.8, this Atlanta-area district ranks among the most reliably Democratic constituencies in the state, reflecting a dense, majority-minority urban electorate that has shifted little in recent cycles.
Across the recorded series it reached a Democratic high of 94.8 points in 1932 and a Republican high of 65.2 points in 1972. Between 2020 and 2024 the district moved 3.7 points toward the Democratic candidate; the 2024 margin was 43.8 points.
A population of 60,306, a 27% non-Hispanic-white share, and a median household income of $68,750 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 92 and State House District 78.
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 →
Georgia 66th State House District. Akashic. https://akashic.app/sld-lower/13066/. Accessed May 20, 2026. License: CC BY 4.0.