- Lead
- 22,811
- Total
- 81,856
- vs nation
- D+29.3
Georgia 40th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 24,481
- Total
- 83,473
- vs nation
- D+24.9
- Lead
- 12,806
- Total
- 70,646
- vs nation
- D+16.0
- Lead
- 3,869
- Total
- 70,406
- vs nation
- D+1.6
- Lead
- 5,523
- Total
- 72,164
- vs nation
- D+0.4
- Lead
- 6,833
- Total
- 67,107
- vs nation
- R+7.7
- Lead
- 6,214
- Total
- 54,131
- vs nation
- R+12.0
- Lead
- 8,801
- Total
- 52,584
- vs nation
- R+25.3
Key facts
- 2024 presidential margin
- D+27.9MIT Election Lab
- Population
- 190,5442024 5-year
- Population density
- 3,686 / sq mi2024 5-year · TIGER/Line
- Land area
- 51.7 sq miTIGER/Line
- Median household income
- $93,1732024 5-year
- White (non-Hispanic)
- 43.7%2024 5-year
- Black
- 16.6%2024 5-year
- Hispanic / Latino
- 24.8%2024 5-year
- Peak Democratic margin
- D+62.8 in 1916MIT Election Lab
- Peak Republican margin
- R+83.4 in 1972MIT Election Lab
- Most similar
- State Senate District 29, IN · twin score 89.0
presidential history
Party record book
Georgia 40th State Senate 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
65.8%
745 votes · D+35.7 · modeled estimate
Runner-up · Joe Biden, 2020 · 63.9%
Republican
Richard Nixon1972
91.7%
47,130 votes · R+83.4 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 81.4%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
53,354votes
63.9% of the vote · D+29.3 · modeled estimate
Runner-up · Kamala Harris, 2024 · 51,804 votes
Republican
Ronald Reagan1984
47,943votes
81.4% of the vote · R+62.9 · modeled estimate
Runner-up · Richard Nixon, 1972 · 47,130 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
Franklin D. Roosevelt1940
+31.1pts D vs U.S.
Place D+41.1 · U.S. D+9.9 · modeled estimate
Runner-up · Kamala Harris, 2024 · +29.3 pts
Republican
Barry Goldwater1964
+84.4pts R vs U.S.
Place R+61.8 · U.S. D+22.6 · modeled estimate
Runner-up · Richard Nixon, 1972 · +60.3 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.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | D | 78.8%69,447 | 21.2%18,631 | 88,078 |
| 2020 | D | 80.2%71,260 | 19.8%17,557 | 88,817 |
Georgia SD-40 gave the Democratic presidential nominee a 35-point margin in 2024, placing it among the state's most reliably blue legislative districts. Its urban density and demographic composition anchor that consistent skew.
Across the recorded series it reached a Democratic high of 62.8 points in 1916 and a Republican high of 83.4 points in 1972. Between 2020 and 2024 the district moved 1.5 points toward the Republican candidate; the 2024 margin was 27.9 points.
A population of 190,544, a 44% non-Hispanic-white share, and a median household income of $93,173 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 29 and State Senate District 14.
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.
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 40th State Senate District. Akashic. https://akashic.app/sld-upper/13040/. Accessed May 20, 2026. License: CC BY 4.0.