Arkansas 18th State Senate 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
Samuel J. Tilden1876
87.9%
1,690 votes · D+75.8 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · 87.6%
Republican
Donald Trump2024
80.2%
28,765 votes · R+62.5 · modeled estimate
Runner-up · Donald Trump, 2016 · 78.9%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Jimmy Carter1976
13,236votes
70.6% of the vote · D+41.3 · modeled estimate
Runner-up · Bill Clinton, 1992 · 12,067 votes
Republican
Donald Trump2024
28,765votes
80.2% of the vote · R+62.5 · modeled estimate
Runner-up · Donald Trump, 2020 · 28,274 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
William J. Bryan1896
+73.5pts D vs U.S.
Place D+67.5 · U.S. R+6.1 · modeled estimate
Runner-up · John W. Davis, 1924 · +58.2 pts
Republican
Donald Trump2020
+64.7pts R vs U.S.
Place R+60.2 · U.S. D+4.5 · modeled estimate
Runner-up · Donald Trump, 2016 · +62.2 pts
current representation
Current officeholders
RJonathan DismangState Senate · 18
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 1 House
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.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2024
R
19.3%6,537
80.7%27,257
33,794
Its Republican presidential margin was R+62.5 in 2024 and R+47.9 in 2008. Evangelical Protestant adherents were the largest religious group at 51.7% in the 2020 US Religion Census.
Across the recorded series it reached a Democratic high of 75.9 points in 1932 and a Republican high of 62.5 points in 2024. Between 2020 and 2024 the district moved 2.3 points toward the Republican candidate; the 2024 margin was 62.5 points.
A population of 86,919, a 85% non-Hispanic-white share, and a median household income of $55,189 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 26 and State Senate District 29.
Akashic
Political twins — state-senate districts
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.
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 → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Arkansas 18th State Senate District. Akashic. https://akashic.app/sld-upper/05018/. Accessed May 20, 2026. License: CC BY 4.0.
How did Arkansas 18th State Senate District vote in 2024?
In 2024, Arkansas 18th State Senate District voted Republican by 62.5 points (R+62.5), carried by the Republican candidate. Out of 35,877 votes cast, 6,344 went Democratic and 28,765 went Republican.
When did Arkansas 18th State Senate District last vote Democratic?
The most recent presidential election in which Arkansas 18th State Senate District voted Democratic was 1996.
How many people live in Arkansas 18th State Senate District?
Arkansas 18th State Senate District has a population of 86,919 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Arkansas 18th State Senate District?
Median household income in Arkansas 18th State Senate District is $55,189 — below the national median of $80,734. The Arkansas state median is $60,773.
What is the political history of Arkansas 18th State Senate District?
Akashic tracks 38 presidential elections in Arkansas 18th State Senate District from 1876 to 2024. Of those, 27 went Democratic and 10 went Republican.