Sumner County, Tennessee: Realigner county. In 2024, voted R+42%. Democratic peak: D+82 in 1932.
Key facts
- 2024 presidential margin
- R+42MIT Election Lab
- Political archetype
- RealignerAkashic typology
- Population
- 204,4242024 5-year
- Median household income
- $90,3012024 5-year
- White (non-Hispanic)
- 79.7%2024 5-year
- Black
- 8.5%2024 5-year
- Hispanic / Latino
- 7.2%2024 5-year
- Peak Democratic margin
- D+82 in 1932MIT Election Lab
- Peak Republican margin
- R+45 in 2016MIT Election Lab
- Most similar
- Wilson County, TN · similarity 1.00
2024 results by precinct
2024 precinct map of Sumner CountyPrecinct-level 2024 presidential results for Sumner County, with each precinct boundary colored by Democratic-vs-Republican margin.
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Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 27,874 | 68,767 | 98,164 | ||
| R | 27,680 | 63,454 | 92,630 | ||
| R | 18,161 | 50,129 | 71,505 | ||
| R | 18,579 | 46,003 | 65,457 | ||
| R | 21,487 | 44,949 | 67,228 | ||
| R | 21,458 | 40,181 | 61,968 | ||
| R | 22,118 | 27,601 | 50,477 | ||
| R | 19,205 | 20,863 | 43,154 | ||
| D | 19,387 | 17,401 | 42,132 | ||
| R | 11,702 | 19,523 | 31,389 | ||
| R | 11,535 | 18,442 | 30,186 | ||
| D | 14,150 | 11,876 | 26,735 | ||
| D | 13,848 | 7,946 | 22,007 | ||
| R | 4,596 | 10,020 | 15,157 | ||
| O | 4,376 | 4,519 | 16,487 | ||
| D | 9,102 | 3,437 | 12,539 | ||
| D | 6,687 | 3,491 | 10,261 | ||
| D | 7,368 | 2,123 | 9,527 | ||
| D | 5,674 | 2,233 | 7,947 | ||
| D | 3,688 | 793 | 5,006 | ||
| D | 4,076 | 990 | 5,076 | ||
| D | 3,591 | 834 | 4,447 | ||
| D | 3,146 | 517 | 3,666 | ||
| D | 3,893 | 382 | 4,303 | ||
| D | 2,541 | 1,045 | 3,588 | ||
| D | 2,631 | 435 | 3,123 | ||
| D | 3,674 | 1,268 | 4,963 | ||
| D | 2,487 | 612 | 3,175 | ||
| D | 2,477 | 769 | 3,396 | ||
| D | 2,343 | 673 | 3,044 | ||
| D | 2,178 | 599 | 2,842 | ||
| D | 2,589 | 776 | 3,421 | ||
| D | 3,171 | 1,215 | 4,445 | ||
| D | 2,121 | 677 | 3,611 | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
American
16.9%
English
14.3%
German
9.4%
Irish
8.6%
Italian
2.2%
French
2.1%
Scottish
1.9%
African American
6.8%
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.
Age distribution by sex
Median age: 39.8 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.
Median household income
2024 inflation-adjusted dollars
$90,301
Sumner County ranks in the top 10% of US counties.
Sumner County$90,301
Tennessee$69,595
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
8.8%
Child poverty is below the national average.
Children under 1812.4%
Working age (18–64)7.7%
Seniors (65+)8.9%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
92.9%
speak English only
Spanish4.9%
Other Indo-European1.0%
Asian & Pacific Islander0.8%
Other languages0.4%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 46.5% of residents not counted as adherents by any reporting body.
Sumner County's population has surged with Nashville-area spillover growth, and its presidential margins have widened alongside that influx — reaching R+41.8 in 2024, among the steeper shifts in the region.
The unraveling was not abrupt. The Democratic margin in Sumner County peaked at eighty-two points in 1932; it narrowed steadily over the late twentieth century. The 1996 election delivered the county to the Republican party for the first time in many years, by a margin of four points. By 2024, the margin had widened further.
The economic and demographic context is severe. The median household income of $90,301 is among the lowest at this geographic scale; 9% of residents live below the federal poverty line. The county's voting pattern over the last decade is most similar to that of Wilson County and Haralson County.
Most similar counties
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Sumner County, Tennessee — The Long Memory. Akashic Intelligence — The Long Memory. https://akashic.app/county/47165/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More in Tennessee
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Frequently asked questions
How did Sumner County, Tennessee vote in 2024?
In 2024, Sumner County, Tennessee voted Republican by 41.7 points (R+42), carried by the Republican candidate. Out of 98,164 votes cast, 27,874 went Democratic and 68,767 went Republican.
What is Sumner County, Tennessee's political archetype?
Akashic classifies Sumner County, Tennessee as a "Realigner" county based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the county has voted Democratic 22 times, Republican 11 times, and other 1 times.
When did Sumner County, Tennessee last vote Democratic?
The most recent presidential election in which Sumner County, Tennessee voted Democratic was 1992.
How many people live in Sumner County, Tennessee?
Sumner County, Tennessee has a population of 204,424 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Sumner County, Tennessee?
Median household income in Sumner County, Tennessee is $90,301 — above the national median of $80,734. The Tennessee state median is $69,595.
What is the political history of Sumner County, Tennessee?
Akashic tracks 38 presidential elections in Sumner County, Tennessee from 1876 to 2024. Of those, 22 went Democratic and 11 went Republican. The county's archetype — "Realigner" — captures the overall trajectory of that voting record.