Gwinnett County, Georgia: New American county. In 2024, voted D+17%. Democratic peak: D+93 in 1932.
Key facts
- 2024 presidential margin
- D+17MIT Election Lab
- Political typology
- New AmericanAkashic typology
- Population
- 979,8642024 5-year
- Median household income
- $87,8902024 5-year
- White (non-Hispanic)
- 33.3%2024 5-year
- Black
- 28.4%2024 5-year
- Hispanic / Latino
- 23.7%2024 5-year
- Peak Democratic margin
- D+93 in 1932MIT Election Lab
- Peak Republican margin
- R+73 in 1972MIT Election Lab
- Most similar
- Cobb County, GA · similarity 0.99
2024 results by precinct
2024 precinct map of Gwinnett CountyPrecinct-level 2024 presidential results for Gwinnett County, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 1892 | +47.9% |
| 1896 | +22.1% |
| 1900 | +41.0% |
| 1904 | +49.3% |
| 1908 | +8.2% |
| 1912 | +57.3% |
| 1916 | +64.7% |
| 1920 | +18.1% |
| 1924 | +60.3% |
| 1928 | −4.5% |
| 1932 | +93.2% |
| 1936 | +62.9% |
| 1940 | +69.1% |
| 1944 | +64.8% |
| 1948 | +64.9% |
| 1952 | +71.2% |
| 1956 | +59.5% |
| 1960 | +47.0% |
| 1964 | −0.9% |
| 1968 | −12.1% |
| 1972 | −72.5% |
| 1976 | +19.9% |
| 1980 | −10.2% |
| 1984 | −59.0% |
| 1988 | −51.7% |
| 1992 | −25.0% |
| 1996 | −26.3% |
| 2000 | −31.6% |
| 2004 | −32.2% |
| 2008 | −10.2% |
| 2012 | −9.2% |
| 2016 | +5.8% |
| 2020 | +18.2% |
| 2024 | +16.5% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 242,507 | 173,041 | 420,818 | ||
| D | 241,827 | 166,413 | 413,865 | ||
| D | 166,153 | 146,989 | 330,950 | ||
| R | 132,509 | 159,855 | 297,356 | ||
| R | 129,025 | 158,746 | 290,271 | ||
| R | 81,708 | 160,445 | 244,343 | ||
| R | 61,434 | 121,756 | 191,111 | ||
| R | 53,819 | 96,610 | 162,945 | ||
| R | 44,253 | 81,822 | 150,576 | ||
| R | 20,948 | 66,372 | 87,940 | ||
| R | 14,139 | 54,749 | 68,888 | ||
| R | 21,958 | 27,185 | 51,452 | ||
| D | 20,838 | 13,912 | 34,750 | ||
| R | 2,896 | 18,181 | 21,077 | ||
| O | 3,226 | 5,350 | 17,489 | ||
| R | 6,705 | 6,823 | 13,531 | ||
| D | 6,479 | 2,336 | 8,815 | ||
| D | 5,687 | 1,443 | 7,130 | ||
| D | 6,026 | 1,015 | 7,041 | ||
| D | 2,832 | 413 | 3,727 | ||
| D | 3,339 | 713 | 4,052 | ||
| D | 4,023 | 728 | 4,771 | ||
| D | 2,382 | 541 | 2,926 | ||
| D | 2,616 | 91 | 2,708 | ||
| R | 970 | 1,062 | 2,032 | ||
| D | 1,011 | 207 | 1,334 | ||
| D | 1,645 | 1,140 | 2,785 | ||
| D | 1,528 | 222 | 2,020 | ||
| D | 997 | 55 | 1,643 | ||
| D | 677 | 541 | 1,651 | ||
| D | 1,219 | 132 | 2,207 | ||
| D | 1,052 | 373 | 1,658 | ||
| D | 1,250 | 773 | 2,161 | ||
| D | 1,572 | 253 | 2,751 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
6.7%
German
4.8%
Irish
4.5%
American
3.9%
Italian
1.9%
Scottish
1.3%
French
1.0%
African American
22.7%
Multiple ancestry combinations reported; no single grouping above 1%.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
2024 ACS
Age distribution by sex
Median age: 36.0 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Median household income
Inflation-adjusted dollars
$87,890
Gwinnett County ranks in the top 10% of US counties.
Gwinnett County$87,890
Georgia$77,353
United States$80,734
Gwinnett County ranks in the top 10% of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
10.8%
Child poverty is below the national average.
Children under 1814.7%
Working age (18–64)9.4%
Seniors (65+)10.3%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
61.9%
speak English only
Spanish20.3%
Asian & Pacific Islander8.5%
Other Indo-European6.1%
Other languages3.2%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 50.5% of residents not counted as adherents by any reporting body.
Gwinnett's rapid demographic transformation — driven by one of the country's most diverse immigrant populations — turned a reliably Republican Atlanta exurb into a double-digit Democratic county by 2020, a shift that continues to reshape statewide math.
Gwinnett County has leaned Democratic in recent presidential elections, reaching a Democratic margin of ninety-three points in 1932. Between 2020 and 2024 it moved two points toward the Republican candidate — part of the sharpest rightward shift recorded among any group of places in the country.
Its demographics describe the shift: a 33% non-Hispanic-white share, a median household income of $87,890, and a population of 979,864. The county's voting pattern over the last decade is most similar to that of Cobb County and Frederick County.
Most similar counties
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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Gwinnett County, Georgia. Akashic. https://akashic.app/county/13135/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
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Frequently asked questions
How did Gwinnett County, Georgia vote in 2024?
In 2024, Gwinnett County, Georgia voted Democratic by 16.5 points (D+17), carried by the Democratic candidate. Out of 420,818 votes cast, 242,507 went Democratic and 173,041 went Republican.
What is Gwinnett County, Georgia's political typology?
Akashic places Gwinnett County, Georgia in the "New American" typology — Communities where a large share of households speak a language other than English — multilingual, Democratic-leaning overall, yet the hardest-swinging bloc toward the Republican Party in 2024. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 21 times, Republican 12 times, and other 1 times.
When did Gwinnett County, Georgia last vote Republican?
The most recent presidential election in which Gwinnett County, Georgia voted Republican was 2012.
How many people live in Gwinnett County, Georgia?
Gwinnett County, Georgia has a population of 979,864 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Gwinnett County, Georgia?
Median household income in Gwinnett County, Georgia is $87,890 — above the national median of $80,734. The Georgia state median is $77,353.
What is the political history of Gwinnett County, Georgia?
Akashic tracks 38 presidential elections in Gwinnett County, Georgia from 1876 to 2024. Of those, 21 went Democratic and 12 went Republican. The county's typology — "New American" — captures where that record, its demographics, and its recent swing place it among American communities.